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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
15/05/2024, 14:38
Static task
static1
Behavioral task
behavioral1
Sample
RFQ10675000162.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
RFQ10675000162.exe
Resource
win10v2004-20240426-en
General
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Target
RFQ10675000162.exe
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Size
4.6MB
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MD5
bdac6ecf5c7f3ae57414eb01e643f96b
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SHA1
a931d7d7b4471c39e37c14369373aa0bc4d5ad2e
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SHA256
50e845d9eb8b8a08f77da69556c94958265cb875129a41177c60094b71434e9a
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SHA512
9a021ae8bf9bb33a7055224bc50a7206bc16fc2358299b52b31837c106195eec4c1695260307a7a95c919d3fd9cb21c28112ed3c9f9c51490191ee0b4159a27e
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SSDEEP
24576:0s99lUjIm5M193TxVmMJIquuX/GQl04NCYIHesng/pMqRG+5LF2DfE8z4jJsP+i4:b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
d9GOyTceXsMT - 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/2180-2-0x00000000061B0000-0x00000000063E0000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-3-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-4-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-6-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-10-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-8-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-12-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-18-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-20-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-16-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-14-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-22-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-24-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-28-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-50-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-56-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-66-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-64-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-62-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-60-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-58-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-54-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-52-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-48-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-46-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-44-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-42-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-40-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-38-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-36-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-34-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-32-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-30-0x00000000061B0000-0x00000000063DA000-memory.dmp family_zgrat_v1 behavioral1/memory/2180-26-0x00000000061B0000-0x00000000063DA000-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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\oouvef = "C:\\Users\\Admin\\AppData\\Roaming\\oouvef.exe" RFQ10675000162.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 api.ipify.org 3 api.ipify.org 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2180 set thread context of 1596 2180 RFQ10675000162.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1596 RegAsm.exe 1596 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2180 RFQ10675000162.exe Token: SeDebugPrivilege 2180 RFQ10675000162.exe Token: SeDebugPrivilege 1596 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28 PID 2180 wrote to memory of 1596 2180 RFQ10675000162.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ10675000162.exe"C:\Users\Admin\AppData\Local\Temp\RFQ10675000162.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1596
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