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installer_adobe_flash_player_english.exe

The application installer_adobe_flash_player_english.exe has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from dv.a-chn4.com and multiple other hosts.
MD5:
0d0802327ec4b27e9718ab88c7d4c408

SHA-1:
e3c8a92fec7fa59db5fcbc58287d415c43b61815

SHA-256:
c82aef7cdc0a85e9498efe10bb2c121ab3a1211a43fcb98d724efb0f618b98f6

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
10/19/2025 10:30:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.DownloadAdmin.Bundler.Meta (M)
16.6.29.0

File size:
980.5 KB (1,003,994 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\installer_adobe_flash_player_english.exe

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:ggx2xcPmXsANwmMMj3UIpWuD2J/VHIkaCT/N4qoUp:gdxcPmDOmMkIx01weqoUp

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file installer_adobe_flash_player_english.exe has been seen being distributed by the following 2 URLs.

http://dv.a-chn4.com/installers/axtan_installers/get.php?ua=chrome&ut=63d6a0945fbf36600bb1b0a39a2d21d9&u=L2Rvd25sb2FkLmZyZWVzb2Z0c3RvcmUyLmNvbS9pbnN0YWxsZXJzL291dC8wMDIwNDAwMjA1MDAyMDYvcGlpZC01NGQzZjg4YTkyZTlkOC4zODI5NTc3NC9vbi8xL2ZyZWVzb2Z0c3RvcmVjb20vZW5nbGlzaC9yZXZlbnVlL2Nocm9tZS9hZG9iZV9mbGFzaF9wbGF5ZXIvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2Fkb2JlX2ZsYXNoX3BsYXllcl9FbmdsaXNoLmV4ZQ==&loop=1&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vbi8xL2ZyZWVzb2Z0c3RvcmVjb20vZW5nbGlzaC9yZXZlbnVlL2Nocm9tZS9hZG9iZV9mbGFzaF9wbGF5ZXIvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2Fkb2JlX2ZsYXNoX3BsYXllcl9FbmdsaXNoLmV4ZQ==&r=6615471&p=RlJFRVNPRlRTVE9SRUNPTQ==&aa=on/1/freesoftstorecom//&GL=57&JJ=38&AA=85&CM=14&MH=4&IC=50&IA=64&LL=72&EA=6&HL=99&s=057628747693853636794323438108004876740400795169838371614425335723397448417033917844916459993565805649581285687462963509508864454028077206765412608969820706152654561381958509760567

http://dv.a-chn4.com/installers/axtan_installers/get.php?ua=chrome&ut=8cb98318541eee95d5e9d062e0704795&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vbi8xL2ZyZWVzb2Z0c3RvcmVjb20vZW5nbGlzaC9yZXZlbnVlL2Nocm9tZS9hZG9iZV9mbGFzaF9wbGF5ZXIvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2Fkb2JlX2ZsYXNoX3BsYXllcl9FbmdsaXNoLmV4ZQ==&r=8349150&loop=1&u=L2Rvd25sb2FkLmZyZWVzb2Z0c3RvcmUyLmNvbS9pbnN0YWxsZXJzL291dC8wMDIwNDAwMjA1MDAyMDYvcGlpZC01NGQzZjQ4YTg0NmU2MS40ODgyNjE4Ni9vbi8xL2ZyZWVzb2Z0c3RvcmVjb20vZW5nbGlzaC9yZXZlbnVlL2Nocm9tZS9hZG9iZV9mbGFzaF9wbGF5ZXIvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2Fkb2JlX2ZsYXNoX3BsYXllcl9FbmdsaXNoLmV4ZQ==&p=RlJFRVNPRlRTVE9SRUNPTQ==&aa=on/1/freesoftstorecom//&GA=37&EH=98&CG=16&EM=88&AI=51&KA=94&AG=63&NC=13&DL=93&GC=67&s=2375980271851801029553462968155392981918094284487432788084890329617718628056495248417315705848709571444240990414356188668143923971115640630681027635402317619017228883847805018771

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