Analysis
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max time kernel
130s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
29-10-2024 09:03
Static task
static1
Behavioral task
behavioral1
Sample
RFQ inquiry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
RFQ inquiry.exe
Resource
win10v2004-20241007-en
General
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Target
RFQ inquiry.exe
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Size
941KB
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MD5
5f39ff8eb18d507a7840e92843128c4f
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SHA1
5e7dfa31f6e5fc2fce67d90c2c443a5ba39eff47
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SHA256
104b03184545f071062aabafdc21afcd244c3d015fc42e701bb0db5861ccc072
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SHA512
0fdbf4427f1737f92a35c099dc64b465aa98639b5b0bc79efbdd6392adbacd5aece58d15c0f9d98e3ab9e824451d503fedabc264948d42813997408018b41260
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SSDEEP
12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLodwQpkAIe6Soo3vCVI5btrI:ffmMv6Ckr7Mny5QLSbIe6SoeCcbtrI
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.financ-fire.com - Port:
587 - Username:
[email protected] - Password:
W6otxNGOdwF9 - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/1780-3-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 17 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/8-2-0x0000000004270000-0x0000000004670000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 8 set thread context of 1780 8 RFQ inquiry.exe 87 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2684 1780 WerFault.exe 87 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RFQ inquiry.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1780 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 8 RFQ inquiry.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1780 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 8 RFQ inquiry.exe 8 RFQ inquiry.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 8 RFQ inquiry.exe 8 RFQ inquiry.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 8 wrote to memory of 1780 8 RFQ inquiry.exe 87 PID 8 wrote to memory of 1780 8 RFQ inquiry.exe 87 PID 8 wrote to memory of 1780 8 RFQ inquiry.exe 87 PID 8 wrote to memory of 1780 8 RFQ inquiry.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ inquiry.exe"C:\Users\Admin\AppData\Local\Temp\RFQ inquiry.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:8 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\RFQ inquiry.exe"2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1780 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 19123⤵
- Program crash
PID:2684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1780 -ip 17801⤵PID:1544