Analysis
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max time kernel
130s -
max time network
13s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
27-07-2021 16:00
Static task
static1
Behavioral task
behavioral1
Sample
PURCHASE ORDER.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
PURCHASE ORDER.exe
Resource
win10v20210410
General
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Target
PURCHASE ORDER.exe
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Size
638KB
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MD5
e458f4c8559099c18a18e5ee20effb62
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SHA1
e453882d7d6e754ee9641ce6fc587a2d2b8e57bd
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SHA256
e9e38da2056d6738c63eceefe9351446dbfe92fd6d8651924875ef97af9efc1d
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SHA512
32704cc8c326d7d620e2181216bdad82306ef2a62bdae7d038d5ec31d7333b68a5d96dd8c59cedac8050a95867181a8a182ecb8c2dbc36ed6d94cb2eec602df1
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: smtp- Host:
smtp.qwerrrty.us - Port:
587 - Username:
1stman@qwerrrty.us - Password:
4p(N#wZ]=7T98Hu)
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/912-66-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/912-67-0x00000000004375DE-mapping.dmp family_agenttesla behavioral1/memory/912-68-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\kSrYER = "C:\\Users\\Admin\\AppData\\Roaming\\kSrYER\\kSrYER.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PURCHASE ORDER.exedescription pid process target process PID 480 set thread context of 912 480 PURCHASE ORDER.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 912 RegSvcs.exe 912 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 912 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
PURCHASE ORDER.exedescription pid process target process PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe PID 480 wrote to memory of 912 480 PURCHASE ORDER.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/480-60-0x0000000000340000-0x0000000000341000-memory.dmpFilesize
4KB
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memory/480-62-0x00000000048C0000-0x00000000048C1000-memory.dmpFilesize
4KB
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memory/480-63-0x00000000004B0000-0x00000000004B2000-memory.dmpFilesize
8KB
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memory/480-64-0x0000000007EB0000-0x0000000007F32000-memory.dmpFilesize
520KB
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memory/480-65-0x00000000007E0000-0x000000000081F000-memory.dmpFilesize
252KB
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memory/912-66-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/912-67-0x00000000004375DE-mapping.dmp
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memory/912-68-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/912-70-0x0000000004C10000-0x0000000004C11000-memory.dmpFilesize
4KB
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memory/912-71-0x0000000004C11000-0x0000000004C12000-memory.dmpFilesize
4KB