Analysis
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max time kernel
126s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
03/08/2023, 16:44
Static task
static1
Behavioral task
behavioral1
Sample
4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe
-
Size
420KB
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MD5
a18531a70b1cb63cc6aafae0220109c9
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SHA1
55d23deadcf9dd35419e317e6dbef569d7d761e1
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SHA256
4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852
-
SHA512
e1f64379270dad155548389dfa8eb569882143a8704af309ecce434cd339b95c8161e04fb0ec030fececacc63d408643c65f8648e215f9310822e112c1708296
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SSDEEP
12288:D6A/Q6KbxBgxBi36bXQPiTbdrdR6DCpCr:D6sQ62426
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
cmail2.webkontrol.doruk.net.tr - Port:
587 - Username:
[email protected] - Password:
mentor2014 - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/4404-142-0x0000000000400000-0x0000000000426000-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 30 checkip.dyndns.org 32 freegeoip.app 33 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5040 set thread context of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 -
Program crash 1 IoCs
pid pid_target Process procid_target 4640 4404 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4404 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4404 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89 PID 5040 wrote to memory of 4404 5040 4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\4ea05268962825997751d50f975c217ee9e5cde265fefa4a5335ef2f39730852exe_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5040 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4404 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 17803⤵
- Program crash
PID:4640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4404 -ip 44041⤵PID:1104