Analysis
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max time kernel
69s -
max time network
75s -
platform
windows7_x64 -
resource
win7 -
submitted
07-07-2020 09:45
Static task
static1
Behavioral task
behavioral1
Sample
shipng Docs.exe
Resource
win7
Behavioral task
behavioral2
Sample
shipng Docs.exe
Resource
win10v200430
General
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Target
shipng Docs.exe
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Size
728KB
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MD5
51610087f17b46e3775ecf619cebb1ab
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SHA1
0632287ac8843d90532ddcd6dfcfa9855797ee22
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SHA256
218972a66f10ca014d9991d6033dab3be3aeb8ef64c97016fba028f79989b6dc
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SHA512
3c721f21efe4285ce39f3f27bf1711021f231986728b0b0d9b77a5dd1646024b8924674d97708b6be92fa58325ecc2d6eab736011f85ffdcad7782b5840106f2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
chinwendu123
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/1452-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1452-5-0x00000000004470BE-mapping.dmp family_agenttesla behavioral1/memory/1452-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1452-8-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
Processes:
InstallUtil.exepid process 1452 InstallUtil.exe -
Loads dropped DLL 1 IoCs
Processes:
shipng Docs.exepid process 1196 shipng Docs.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
shipng Docs.exedescription pid process target process PID 1196 set thread context of 1452 1196 shipng Docs.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
shipng Docs.exeInstallUtil.exepid process 1196 shipng Docs.exe 1196 shipng Docs.exe 1196 shipng Docs.exe 1452 InstallUtil.exe 1452 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
shipng Docs.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1196 shipng Docs.exe Token: SeDebugPrivilege 1452 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
shipng Docs.exedescription pid process target process PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe PID 1196 wrote to memory of 1452 1196 shipng Docs.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\shipng Docs.exe"C:\Users\Admin\AppData\Local\Temp\shipng Docs.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1452
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e