Analysis
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max time kernel
147s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
24/01/2024, 17:43
Static task
static1
Behavioral task
behavioral1
Sample
72a57e3d9f14e359269a8113470745a8.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
72a57e3d9f14e359269a8113470745a8.exe
Resource
win10v2004-20231215-en
General
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Target
72a57e3d9f14e359269a8113470745a8.exe
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Size
1.3MB
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MD5
72a57e3d9f14e359269a8113470745a8
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SHA1
140eeea760474fddb26e04502ff96ff4fcd65f67
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SHA256
ff5abc60e15112911bb21f34f1a80d361c7498fff1edb9b4c8732e305f196003
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SHA512
3b1fee9606febba0ae0906f2553a3030c2373c11323b97edd84f1f0de4f3601fb2d5665e33f5d4f404f6c4790026c87e115a4ff61655cfecb8ef6081d517847f
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SSDEEP
24576:MucTgqmcEXG4P85OiEzkwg54Vys89UrmMnfk/iQ2+S0d:M7gBcEXGjOiOrPysaU9fk/Pj
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
smtp.vivaldi.net - Port:
587 - Username:
[email protected] - Password:
crispsilver99 - 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/776-13-0x0000000000400000-0x0000000000424000-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 44 checkip.dyndns.org 46 freegeoip.app 47 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3984 set thread context of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 -
Program crash 1 IoCs
pid pid_target Process procid_target 1460 776 WerFault.exe 97 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 776 72a57e3d9f14e359269a8113470745a8.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 776 72a57e3d9f14e359269a8113470745a8.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97 PID 3984 wrote to memory of 776 3984 72a57e3d9f14e359269a8113470745a8.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\72a57e3d9f14e359269a8113470745a8.exe"C:\Users\Admin\AppData\Local\Temp\72a57e3d9f14e359269a8113470745a8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Users\Admin\AppData\Local\Temp\72a57e3d9f14e359269a8113470745a8.exe"C:\Users\Admin\AppData\Local\Temp\72a57e3d9f14e359269a8113470745a8.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:776 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 18283⤵
- Program crash
PID:1460
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 776 -ip 7761⤵PID:1384
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\72a57e3d9f14e359269a8113470745a8.exe.log
Filesize1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc