Analysis
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max time kernel
136s -
max time network
137s -
platform
windows10_x64 -
resource
win10-en -
submitted
15-09-2021 06:40
Static task
static1
Behavioral task
behavioral1
Sample
Bank details.exe
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Bank details.exe
Resource
win10-en
windows10_x64
0 signatures
0 seconds
General
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Target
Bank details.exe
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Size
423KB
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MD5
3bf82d500366aa323bab9365a2300c9a
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SHA1
9228407c77e24e119e903a0aeffbc6b0ae6dfa0e
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SHA256
d27fd6c029cf8ee94e3765d738300478d94ce269c91b27e883b607684a86e393
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SHA512
1bb55271378bca6be0b6773325e1542ea29e1d84fc589415ff2c364c1d81472194b51df9f39c37c62a0785255f256f1773dd65bc36f726e8eddad65e6a8402d7
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: smtp- Host:
uscentral50.myserverhosts.com - Port:
587 - Username:
sales@radheatwaters.com - Password:
waters@789
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 behavioral2/memory/4576-126-0x000000000043760E-mapping.dmp family_agenttesla behavioral2/memory/4576-125-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/4576-131-0x0000000004E00000-0x00000000052FE000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
RegSvcs.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Bank details.exedescription pid process target process PID 4472 set thread context of 4576 4472 Bank details.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Bank details.exeRegSvcs.exepid process 4472 Bank details.exe 4472 Bank details.exe 4576 RegSvcs.exe 4576 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Bank details.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4472 Bank details.exe Token: SeDebugPrivilege 4576 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Bank details.exedescription pid process target process PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe PID 4472 wrote to memory of 4576 4472 Bank details.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Bank details.exe"C:\Users\Admin\AppData\Local\Temp\Bank details.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Drops file in Drivers directory
- 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/4472-115-0x0000000000F50000-0x0000000000F51000-memory.dmpFilesize
4KB
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memory/4472-117-0x0000000005C80000-0x0000000005C81000-memory.dmpFilesize
4KB
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memory/4472-118-0x0000000005820000-0x0000000005821000-memory.dmpFilesize
4KB
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memory/4472-119-0x0000000005800000-0x0000000005801000-memory.dmpFilesize
4KB
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memory/4472-120-0x0000000005B70000-0x0000000005B77000-memory.dmpFilesize
28KB
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memory/4472-121-0x0000000008D50000-0x0000000008D51000-memory.dmpFilesize
4KB
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memory/4472-122-0x0000000005780000-0x0000000005C7E000-memory.dmpFilesize
5.0MB
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memory/4472-123-0x0000000008E50000-0x0000000008EAC000-memory.dmpFilesize
368KB
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memory/4472-124-0x0000000008EF0000-0x0000000008F2C000-memory.dmpFilesize
240KB
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memory/4576-126-0x000000000043760E-mapping.dmp
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memory/4576-125-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/4576-131-0x0000000004E00000-0x00000000052FE000-memory.dmpFilesize
5.0MB
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memory/4576-132-0x0000000005A50000-0x0000000005A51000-memory.dmpFilesize
4KB
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memory/4576-133-0x0000000005AF0000-0x0000000005AF1000-memory.dmpFilesize
4KB