tongbu_2.14.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from downloader.disk.yandex.com.tr and multiple other hosts.
MD5:
cfd568268e0d56c29b77f77b5ccbcb37

SHA-1:
3f30364d06be2706d7c8a3cf4667b3339cbd3906

SHA-256:
75b4848fcd1457545ff9a0ec7f9753434fb90f6fef5c7639a9e074c24cc25a16

Scanner detections:
5 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
4/26/2024 12:18:49 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Agent
7.1.1

Fortinet FortiGate
W32/Generic!tr
4/10/2014

McAfee
Artemis!B593C21D997F
5600.7165

Norman
Suspicious_Gen4.GAKLN
11.20140410

Trend Micro House Call
TROJ_GEN.F47V0322
7.2.100

File size:
19.9 MB (20,903,532 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\tongbu_2.14.exe

File PE Metadata
Compilation timestamp:
4/10/2010 8:19:31 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
393216:AhZAJCrK8DsSY45XgaNEljwF2KlEDTTR6D+2Qc5Yr54mhnCn3zOu:AhZAJAKOY47NlmTTRNmeiR

Entry address:
0x354B

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 84, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, B0, 82, 40, 00, 6A, 08, A3, 98, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 86, 40, 00, FF, 15, 80, 81, 40, 00, 68, 04, 86, 40, 00, 68, A0, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Entropy:
7.9998

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

The file tongbu_2.14.exe has been seen being distributed by the following 7 URLs.

https://downloader.disk.yandex.com.tr/disk/5a5f19d5789dd5fd4d9e3cc439ca21c0048c087fbc63b94f733a2314abcf2479/57cb463b/.../x-msdownload&fsize=20903532&hid=7be413d8130c01c35cf58ec41d3c64ae&media_type=executable&tknv=v2

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