Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
08-03-2024 01:41
General
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Target
kcHayiwhi.exe
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Size
948KB
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MD5
1f5d33b971e55161344c939113e5e319
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SHA1
da15607e443200fa55d7d0a174db42fbd3e79039
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SHA256
2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636
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SHA512
438ecb39c80cc618b813bef917eddcb268b9ec15f6518f7dbb50187fae37601c0ddc8d847f34a462b4628dca2db458b253171e64a723b15701397dc86f9a1139
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SSDEEP
24576:djdIX5Ea8gGNkPRCrYJBSTagnZ3juezrkIUhjmjbdTh7:fIPRPKauu0rYh8bdd
Malware Config
Extracted
Protocol: smtp- Host:
mail.sturmsgroup.com - Port:
587 - Username:
[email protected] - Password:
ipvN$BhoDv7c(DqD
Extracted
agenttesla
Protocol: smtp- Host:
mail.sturmsgroup.com - Port:
587 - Username:
[email protected] - Password:
ipvN$BhoDv7c(DqD - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1 34 IoCs
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ZGRat
ZGRat is remote access trojan written in C#.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\kcHayiwhi.exe"C:\Users\Admin\AppData\Local\Temp\kcHayiwhi.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\kcHayiwhi.exeC:\Users\Admin\AppData\Local\Temp\kcHayiwhi.exe2⤵
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C:\Users\Admin\AppData\Local\Temp\kcHayiwhi.exeC:\Users\Admin\AppData\Local\Temp\kcHayiwhi.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5af8c9fba281902e31952a5af3eaf3a86
SHA1edf070b0b1cf7dc7b47a4f7dded9b0e79af5c310
SHA2569645c41bff7a4cf3fff5b529c5808c4b083b002416c82d8a899fdef72189f802
SHA5125a3ae9d7a7e94da720ac91f6f11d98e1d46773f576bb84ad03cea3731b9babbb61b7a7d1b96449b9bd1375a019ab0c4691ea2c6c5a452c10222460bd87a1b0dd
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Filesize
264KB
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Filesize
7.7MB
-
Filesize
408KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
584KB
-
Filesize
624KB
-
Filesize
320KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
1.0MB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
716KB
-
Filesize
4KB
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Filesize
6.1MB
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Filesize
744KB
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Filesize
744KB
-
Filesize
64KB
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Filesize
7.7MB
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Filesize
976KB
-
Filesize
264KB
-
Filesize
304KB
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Filesize
5.6MB
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Filesize
7.7MB