Analysis
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max time kernel
151s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
24-12-2023 23:51
Static task
static1
Behavioral task
behavioral1
Sample
1adc88b80dd9498bee4a48a62c6ad234.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
1adc88b80dd9498bee4a48a62c6ad234.exe
Resource
win10v2004-20231215-en
General
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Target
1adc88b80dd9498bee4a48a62c6ad234.exe
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Size
1.2MB
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MD5
1adc88b80dd9498bee4a48a62c6ad234
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SHA1
f8faee666213ddc01a83799962a73ff47bf5d1d8
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SHA256
3266a0669caa4babe913c1f33f30a5ec22e99345173cdc9527ea93aa8f3673eb
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SHA512
6ec23fd29766562a3331d906766cf82600dd56748db10bc3df36fd932f52d702ad8d0ccac7abf943515ff9f5aa30e4e175e46cf6ad8d725100d758fe694156dd
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SSDEEP
24576:WmOsBgo0q4wMyBmCmTOUd+L6kgXWFyVUblQh/wwAXPCoP:WPoHMmmCm6Ud+zgX2lcWz
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.logoffices.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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4072-13-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
Processes:
resource yara_rule behavioral2/memory/4996-8-0x0000000004D80000-0x0000000004D92000-memory.dmp CustAttr -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 83 freegeoip.app 80 checkip.dyndns.org 82 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1adc88b80dd9498bee4a48a62c6ad234.exedescription pid process target process PID 4996 set thread context of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2284 4072 WerFault.exe 1adc88b80dd9498bee4a48a62c6ad234.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
1adc88b80dd9498bee4a48a62c6ad234.exe1adc88b80dd9498bee4a48a62c6ad234.exepid process 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 4072 1adc88b80dd9498bee4a48a62c6ad234.exe 4072 1adc88b80dd9498bee4a48a62c6ad234.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
1adc88b80dd9498bee4a48a62c6ad234.exe1adc88b80dd9498bee4a48a62c6ad234.exedescription pid process Token: SeDebugPrivilege 4996 1adc88b80dd9498bee4a48a62c6ad234.exe Token: SeDebugPrivilege 4072 1adc88b80dd9498bee4a48a62c6ad234.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
1adc88b80dd9498bee4a48a62c6ad234.exedescription pid process target process PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe PID 4996 wrote to memory of 4072 4996 1adc88b80dd9498bee4a48a62c6ad234.exe 1adc88b80dd9498bee4a48a62c6ad234.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1adc88b80dd9498bee4a48a62c6ad234.exe"C:\Users\Admin\AppData\Local\Temp\1adc88b80dd9498bee4a48a62c6ad234.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4996 -
C:\Users\Admin\AppData\Local\Temp\1adc88b80dd9498bee4a48a62c6ad234.exe"C:\Users\Admin\AppData\Local\Temp\1adc88b80dd9498bee4a48a62c6ad234.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4072 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4072 -s 18083⤵
- Program crash
PID:2284
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4072 -ip 40721⤵PID:3692
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\1adc88b80dd9498bee4a48a62c6ad234.exe.log
Filesize1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc