Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
15-01-2021 15:56
Static task
static1
Behavioral task
behavioral1
Sample
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe
Resource
win7v20201028
General
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Target
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe
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Size
782KB
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MD5
b086aae86678a00efa4b89ade84a1eac
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SHA1
9106028ea115b4f265fb2d1a7f5ca481a1cff2ab
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SHA256
6f970b68cad69c0b6d672940e35dde418280598c320ce12f5e322366a07b44d3
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SHA512
773cd6103d549559899dba8812cdf24399ccb1646afb929e69da6616ce8e8b352710d4f529d6f24da2de4cd80024a8e1f47ed59cdd2b3a29080633b8d68e5db4
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.vivaldi.net - Port:
587 - Username:
benzpollux@vivaldi.net - Password:
sages101Password123
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/932-7-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/932-8-0x000000000043748E-mapping.dmp family_agenttesla behavioral1/memory/932-9-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/932-10-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exedescription pid process target process PID 1080 set thread context of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exepid process 932 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe 932 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exedescription pid process Token: SeDebugPrivilege 932 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exedescription pid process target process PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe PID 1080 wrote to memory of 932 1080 Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe"C:\Users\Admin\AppData\Local\Temp\Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe"C:\Users\Admin\AppData\Local\Temp\Payment Advice-BG_EDG9502020073103350022_8273_950___________________________________________________________________.exe"2⤵
- 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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memory/932-7-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/932-8-0x000000000043748E-mapping.dmp
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memory/932-9-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/932-10-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/932-11-0x0000000074CF0000-0x00000000753DE000-memory.dmpFilesize
6.9MB
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memory/1080-2-0x0000000074CF0000-0x00000000753DE000-memory.dmpFilesize
6.9MB
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memory/1080-3-0x00000000012D0000-0x00000000012D1000-memory.dmpFilesize
4KB
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memory/1080-5-0x00000000004A0000-0x00000000004B2000-memory.dmpFilesize
72KB
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memory/1080-6-0x0000000004D40000-0x0000000004DAE000-memory.dmpFilesize
440KB