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Analysis
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max time kernel
121s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
09/05/2024, 13:34
Static task
static1
Behavioral task
behavioral1
Sample
207845200002.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
207845200002.exe
Resource
win10v2004-20240426-en
General
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Target
207845200002.exe
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Size
334KB
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MD5
db852560af27329c5bf56c3bdc791916
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SHA1
76f2f314b943ec5fdcc7105f6c28e4e1f69b9d2a
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SHA256
85549d6c0269a1e86f946c8f5ea900f8ac0a82da0169e0c635f5836ab5bd1589
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SHA512
4e2d9fd0e8466fd8129fc34c714608404d69141dbb91bfa8ac0ab3a6cd72abcc2464b70fac9606a15470064ced9631aad1277e2e1f9fa4985d818b885365b22a
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SSDEEP
3072:CBs0O1R9uynxg6hEITBwxme0Xo220wIpZyg55ZV:us7L3nxduIdwoe0Xo220hV5jV
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
fn26k5c7Q846 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1 34 IoCs
resource yara_rule behavioral1/memory/2792-3-0x0000000006540000-0x000000000676E000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-4-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-13-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-5-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-21-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-31-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-7-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-53-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-9-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-65-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-11-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-15-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-19-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-17-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-23-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-33-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-35-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-29-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-27-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-25-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-37-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-39-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-42-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-67-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-63-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-61-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-59-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-57-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-55-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-51-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-49-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-47-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-45-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 behavioral1/memory/2792-43-0x0000000006540000-0x0000000006769000-memory.dmp family_zgrat_v1 -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\iotsof = "C:\\Users\\Admin\\AppData\\Roaming\\iotsof.exe" 207845200002.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 api.ipify.org 3 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2792 set thread context of 3260 2792 207845200002.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3260 207845200002.exe 3260 207845200002.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2792 207845200002.exe Token: SeDebugPrivilege 2792 207845200002.exe Token: SeDebugPrivilege 3260 207845200002.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28 PID 2792 wrote to memory of 3260 2792 207845200002.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\207845200002.exe"C:\Users\Admin\AppData\Local\Temp\207845200002.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Users\Admin\AppData\Local\Temp\207845200002.exe"C:\Users\Admin\AppData\Local\Temp\207845200002.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3260
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