Analysis
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max time kernel
107s -
max time network
55s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
22-07-2021 09:02
Static task
static1
Behavioral task
behavioral1
Sample
RFQ#000002720212207.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
RFQ#000002720212207.exe
Resource
win10v20210410
General
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Target
RFQ#000002720212207.exe
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Size
734KB
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MD5
2e21013d8666ba1eaf72238befc4889c
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SHA1
f5052e76d0dd47411987d4a4de27fc849e1c9a55
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SHA256
fbadf252eb04bc791373500dd2b28c45ef60bf5f34c711c4bff61fe5230c056c
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SHA512
b7a76de69bceaa94739f5badd30fa34c04ab88e4cadcb88fe144b52315d69b9a9fde58fc68967c460acc7f3f53af4bf0029974b8906e5145004704737ced5ec9
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.kemkan.net - Port:
587 - Username:
procure@kemkan.net - Password:
investment123
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1072-69-0x000000000043759E-mapping.dmp family_agenttesla behavioral1/memory/1072-68-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1072-70-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RFQ#000002720212207.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\qXLPL = "C:\\Users\\Admin\\AppData\\Roaming\\qXLPL\\qXLPL.exe" RFQ#000002720212207.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ#000002720212207.exedescription pid process target process PID 604 set thread context of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 5 IoCs
Processes:
RFQ#000002720212207.exeRFQ#000002720212207.exepid process 604 RFQ#000002720212207.exe 604 RFQ#000002720212207.exe 604 RFQ#000002720212207.exe 1072 RFQ#000002720212207.exe 1072 RFQ#000002720212207.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
RFQ#000002720212207.exeRFQ#000002720212207.exedescription pid process Token: SeDebugPrivilege 604 RFQ#000002720212207.exe Token: SeDebugPrivilege 1072 RFQ#000002720212207.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
RFQ#000002720212207.exedescription pid process target process PID 604 wrote to memory of 568 604 RFQ#000002720212207.exe schtasks.exe PID 604 wrote to memory of 568 604 RFQ#000002720212207.exe schtasks.exe PID 604 wrote to memory of 568 604 RFQ#000002720212207.exe schtasks.exe PID 604 wrote to memory of 568 604 RFQ#000002720212207.exe schtasks.exe PID 604 wrote to memory of 1400 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1400 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1400 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1400 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe PID 604 wrote to memory of 1072 604 RFQ#000002720212207.exe RFQ#000002720212207.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ#000002720212207.exe"C:\Users\Admin\AppData\Local\Temp\RFQ#000002720212207.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ulcNjcp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF650.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\RFQ#000002720212207.exe"C:\Users\Admin\AppData\Local\Temp\RFQ#000002720212207.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\RFQ#000002720212207.exe"C:\Users\Admin\AppData\Local\Temp\RFQ#000002720212207.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpF650.tmpMD5
54febf9601d1e585eb99cbc8498dc16c
SHA1555860dd132c76855c504a0dfba9f8943ba9ca46
SHA256329e72f846d74b113d8e2d9aaa9f33400f6cbcb761535e5a9b4fb75eb412babf
SHA512cfcee7896c463844b1e3bbc5580b7917f93e5b8e704750aa1700656c16c225a4202555fa48f9093fe291c6c528d15ab9a9965f5da9f06c9bfbea41def5670d5f
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memory/568-66-0x0000000000000000-mapping.dmp
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memory/604-59-0x00000000000D0000-0x00000000000D1000-memory.dmpFilesize
4KB
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memory/604-61-0x0000000006EC0000-0x0000000006F72000-memory.dmpFilesize
712KB
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memory/604-62-0x0000000000480000-0x0000000000481000-memory.dmpFilesize
4KB
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memory/604-63-0x0000000000340000-0x000000000035B000-memory.dmpFilesize
108KB
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memory/604-64-0x0000000005170000-0x00000000051EC000-memory.dmpFilesize
496KB
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memory/604-65-0x0000000001F50000-0x0000000001F8D000-memory.dmpFilesize
244KB
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memory/1072-69-0x000000000043759E-mapping.dmp
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memory/1072-68-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1072-70-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1072-72-0x0000000004A40000-0x0000000004A41000-memory.dmpFilesize
4KB