Analysis
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max time kernel
97s -
max time network
111s -
platform
windows10_x64 -
resource
win10 -
submitted
31-07-2020 11:34
Static task
static1
Behavioral task
behavioral1
Sample
swift-ref_inv00891 (2).exe
Resource
win7v200722
Behavioral task
behavioral2
Sample
swift-ref_inv00891 (2).exe
Resource
win10
General
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Target
swift-ref_inv00891 (2).exe
-
Size
713KB
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MD5
24545f0cf8b2cb8fa37c02f5371c015a
-
SHA1
78ab76e68407760afd3cc1211727822a8a9c758b
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SHA256
da38a498b2a5ee6174ae4f7afd910eeebdcaed46353e503610b85b3199af067c
-
SHA512
d5736a9db0b1d31654955c84ef5d1286945f2fdb6f38b28c7dce874270ca128b4c88e0303cf8a3d766c4e03a1a706329ffe0b8a296f71a56402b32f6d8a595a2
Malware Config
Extracted
Protocol: smtp- Host:
mail.framafilms.com - Port:
587 - Username:
framafilmsint@framafilms.com - Password:
lister11
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\BAVLA = "C:\\Users\\Admin\\AppData\\Roaming\\BAVLA\\BAVLA.exe" RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
swift-ref_inv00891 (2).exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 1536 swift-ref_inv00891 (2).exe Token: SeDebugPrivilege 3904 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
swift-ref_inv00891 (2).exedescription pid process target process PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe PID 1536 wrote to memory of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
swift-ref_inv00891 (2).exedescription pid process target process PID 1536 set thread context of 3904 1536 swift-ref_inv00891 (2).exe RegSvcs.exe -
Processes:
resource yara_rule behavioral2/memory/3904-0-0x0000000000400000-0x000000000044C000-memory.dmp agent_tesla behavioral2/memory/3904-0-0x0000000000400000-0x000000000044C000-memory.dmp agent_tesla behavioral2/memory/3904-1-0x000000000044612E-mapping.dmp agent_tesla -
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
swift-ref_inv00891 (2).exeRegSvcs.exepid process 1536 swift-ref_inv00891 (2).exe 1536 swift-ref_inv00891 (2).exe 1536 swift-ref_inv00891 (2).exe 3904 RegSvcs.exe 3904 RegSvcs.exe -
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.
Processes
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C:\Users\Admin\AppData\Local\Temp\swift-ref_inv00891 (2).exe"C:\Users\Admin\AppData\Local\Temp\swift-ref_inv00891 (2).exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses