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Analysis
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max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7 -
submitted
07/07/2020, 13:27
Static task
static1
Behavioral task
behavioral1
Sample
HARRY5.7.exe
Resource
win7
Behavioral task
behavioral2
Sample
HARRY5.7.exe
Resource
win10
General
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Target
HARRY5.7.exe
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Size
728KB
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MD5
d1d81029d33d61f18a65b188bd8eb507
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SHA1
87fe929ce269da0087ff96c5c83a1503eecc995f
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SHA256
cfda045f26a8812b937f0f751b706f9cff8bddbee0759420265ba201cd694e12
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SHA512
68b23f2b1d7931ae91323d9d68ba24020d03e1c9438dd52b0e9b11453bba04c90abd218077be6d4a80e6caa45a7a9981b8f786d5ce3ca47a08ae2b843fe01ef8
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 3 IoCs
resource yara_rule behavioral1/memory/336-5-0x00000000004470BE-mapping.dmp family_agenttesla behavioral1/memory/336-7-0x0000000000090000-0x00000000000DC000-memory.dmp family_agenttesla behavioral1/memory/336-8-0x0000000000090000-0x00000000000DC000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
pid Process 336 InstallUtil.exe -
Loads dropped DLL 1 IoCs
pid Process 1492 HARRY5.7.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
description pid Process procid_target PID 1492 set thread context of 336 1492 HARRY5.7.exe 24 -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1492 HARRY5.7.exe 1492 HARRY5.7.exe 1492 HARRY5.7.exe 336 InstallUtil.exe 336 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1492 HARRY5.7.exe Token: SeDebugPrivilege 336 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24 PID 1492 wrote to memory of 336 1492 HARRY5.7.exe 24
Processes
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C:\Users\Admin\AppData\Local\Temp\HARRY5.7.exe"C:\Users\Admin\AppData\Local\Temp\HARRY5.7.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1492 -
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:336
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