Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
11-12-2023 08:05
Static task
static1
Behavioral task
behavioral1
Sample
opkgdffg.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
opkgdffg.exe
Resource
win10v2004-20231127-en
General
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Target
opkgdffg.exe
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Size
335KB
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MD5
e42d457317360c8d5308efd134d7cdd1
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SHA1
873dcee67be13ddef3ed9145b6008c89b44eb4f3
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SHA256
c81410938b3279f11111fdb6a5be66bf5a52a2e902ad47aa6106ce32fa893acd
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SHA512
4035e3976ed3b8980473d2361acc9e1bdf514542d6d838d59b5e864a83f166c55e145a3f2504e99a3b9f8862254d40af6b6a17f2f6852eb276e8429a8d38a7a6
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SSDEEP
6144:W6sAuV9qFsBDNkRvmJ6MRmAWoWQj+cFFGWeqv4iPvFTwCHxrdQ8eq844iFECA4OQ:W6BTFsBDN5J6OmxohFnXTVG8eAFE6OI
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6669461375:AAGwrSGDuGS4lzGe3ziI4ubZc9TzQ8r1m8o/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1208 set thread context of 1736 1208 opkgdffg.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1736 opkgdffg.exe 1736 opkgdffg.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1736 opkgdffg.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28 PID 1208 wrote to memory of 1736 1208 opkgdffg.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\opkgdffg.exe"C:\Users\Admin\AppData\Local\Temp\opkgdffg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Local\Temp\opkgdffg.exe"C:\Users\Admin\AppData\Local\Temp\opkgdffg.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1736
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