Analysis
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max time kernel
122s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31/01/2024, 06:03
Static task
static1
Behavioral task
behavioral1
Sample
83a382ea65d6af24d5cae40e9f9001e4.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
83a382ea65d6af24d5cae40e9f9001e4.exe
Resource
win10v2004-20231215-en
General
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Target
83a382ea65d6af24d5cae40e9f9001e4.exe
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Size
1.2MB
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MD5
83a382ea65d6af24d5cae40e9f9001e4
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SHA1
176c4f6fa0eefa67c58699a723b6f7c7260ce33f
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SHA256
bd9fc23a41c4112c346a69c0a750405ff5590c1e5e7b6851eeeb6eda5a0743b6
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SHA512
9d303b51e87f160a8bf0aa2ee6bd36d7b169d52b1814a5e52cea9b7aea2789a2ec8a254c438202eb7078f07d1925073615738712cf69996e047ed431e01e7e13
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SSDEEP
24576:NuPX76DOUfx8Dgyfx8Dg6SniEXxklHpi9QV6AbwDZ5SL:QX76d58Dgy58Dg6VuQV6xZA
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.ccmainoffice.com - Port:
587 - Username:
[email protected] - Password:
QAZqaz123@ - 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 7 IoCs
resource yara_rule behavioral1/memory/2608-10-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2608-11-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2608-14-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2608-16-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2608-19-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2608-21-0x00000000007C0000-0x0000000000800000-memory.dmp family_snakekeylogger behavioral1/memory/2608-23-0x00000000007C0000-0x0000000000800000-memory.dmp family_snakekeylogger -
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 4 checkip.dyndns.org 8 freegeoip.app 9 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2672 set thread context of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 -
Program crash 1 IoCs
pid pid_target Process procid_target 2680 2608 WerFault.exe 30 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2608 83a382ea65d6af24d5cae40e9f9001e4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2608 83a382ea65d6af24d5cae40e9f9001e4.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2672 wrote to memory of 2608 2672 83a382ea65d6af24d5cae40e9f9001e4.exe 30 PID 2608 wrote to memory of 2680 2608 83a382ea65d6af24d5cae40e9f9001e4.exe 31 PID 2608 wrote to memory of 2680 2608 83a382ea65d6af24d5cae40e9f9001e4.exe 31 PID 2608 wrote to memory of 2680 2608 83a382ea65d6af24d5cae40e9f9001e4.exe 31 PID 2608 wrote to memory of 2680 2608 83a382ea65d6af24d5cae40e9f9001e4.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\83a382ea65d6af24d5cae40e9f9001e4.exe"C:\Users\Admin\AppData\Local\Temp\83a382ea65d6af24d5cae40e9f9001e4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Users\Admin\AppData\Local\Temp\83a382ea65d6af24d5cae40e9f9001e4.exe"C:\Users\Admin\AppData\Local\Temp\83a382ea65d6af24d5cae40e9f9001e4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 16243⤵
- Program crash
PID:2680
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