Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
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submitted
02/05/2024, 07:45
General
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Target
SOA for MAR to APR 2024.exe
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Size
642KB
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MD5
5289d2c93cce286dae9043ead72e7b02
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SHA1
5c13dfc669950864e54dc138a9e451cce81a1f2a
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SHA256
2110414c768dfdd7d71319fcacf0e3f9b5e98b80700e53bd0a38a00a21c2ca98
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SHA512
5f15eacc2fc9a2ef3b6346ed133d9dea630799d9120ff80da105db6ab9f72e38992326be713e4eb8a6dc1279fe58643eba68ef2bb386a17316e968ab23bdf3ff
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SSDEEP
12288:Z4l/BcB588ebZPEFwxf7YECW06uvjXUSeBcwp87rnUuykR:Z4lpc0X2eTtovvoowp8c+
Malware Config
Extracted
Protocol: smtp- Host:
mail.sibasultrasonics.com - Port:
587 - Username:
[email protected] - Password:
wxQ@kr-2OL,{
Extracted
agenttesla
Protocol: smtp- Host:
mail.sibasultrasonics.com - Port:
587 - Username:
[email protected] - Password:
wxQ@kr-2OL,{ - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 2 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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UfaeSD.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UfaeSD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6542.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5b31d07a5738994290095beefe93d569b
SHA1e7ba1d5269d70eea0556e3c3e057c03deeb4dd57
SHA256fc5a23bc6d832e91f1e4e7f5d13f456690a4ba7893300129671aab276336dea6
SHA51226f94de848389167c270a8ec914c434de4685e5981e4c871254d551a0af473bfc0459bbeda80f210a26448ba3a738523eaabbefc4901ac8823dbe5f00981437a
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD52849ed0f459399762fea41d0dfb5cff4
SHA1e42040a86e1c83cf2b8a6cdde51817fee0df8382
SHA2560cb3b3b206a3ab63d1c34782252b691ee5d69a37b3130314aa100808a12009f3
SHA512bc3774d0930258ccccc56085a7d6f81f0d4c8e676740a577daf68d5dcc08bc87e8181ee73f5e0d5c38b52d6587d6eee16fd47be931f098363783dc4979467df7
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Filesize
304KB
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Filesize
7.7MB
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Filesize
80KB
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Filesize
56KB
-
Filesize
32KB
-
Filesize
304KB
-
Filesize
136KB
-
Filesize
104KB
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Filesize
3.3MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
408KB
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Filesize
408KB
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Filesize
6.5MB
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Filesize
68KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
216KB
-
Filesize
104KB
-
Filesize
120KB
-
Filesize
600KB
-
Filesize
200KB
-
Filesize
304KB
-
Filesize
40KB
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Filesize
120KB
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Filesize
652KB
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Filesize
6.2MB
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Filesize
4KB
-
Filesize
528KB
-
Filesize
624KB
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Filesize
7.7MB
-
Filesize
88KB
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Filesize
88KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
656KB
-
Filesize
320KB
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Filesize
264KB