snakekeylogger | 3f934d01d35a6ebc8f94dea5011411c63107b1be65bcea2be90275c845bb9b86

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27-03-2024 04:04

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General

Target

letter of ITB documents.exe
Size

1.2MB
MD5

bdacafc76193287481aacc058157b552
SHA1

3f07cd8af332cc05e0faffb4b3abc673c1dbae94
SHA256

ddc80f262bf86345a0be3981054a8bcc1b06635e948365ceeb159688afcb51ce
SHA512

17be9b28d5a2d96e9414b8178589e9e8d0ce159ded86043c1eff061afdd87972fedd3e8e6dcada6dc297706306ce3ee2a10bcd5a86be6bba097c916b125ae172
SSDEEP

24576:35MI676DO9fx8Dgyfx8Dg9AW9/gOiEpvWnNwDZFSL:3t676858Dgy58DgPoO1BWnCZU

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.fireacoustics.com
Port:
587
Username:
[email protected]
Password:
_d:rzD~62Jxh
Email To:
[email protected]

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4252-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

117 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

letter of ITB documents.exe

description pid process target process

PID 5064 set thread context of 4252 5064 letter of ITB documents.exe MSBuild.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3868 4252 WerFault.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

4252 MSBuild.exe
4252 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 4252 MSBuild.exe

flow	ioc
117	checkip.dyndns.org

description	pid	process	target process
PID 5064 set thread context of 4252	5064	letter of ITB documents.exe	MSBuild.exe

pid	pid_target	process	target process
3868	4252	WerFault.exe	MSBuild.exe

pid	process
4252	MSBuild.exe
4252	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4252	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

letter of ITB documents.exe

description	pid	process	target process
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe
PID 5064 wrote to memory of 4252	5064	letter of ITB documents.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\letter of ITB documents.exe
"C:\Users\Admin\AppData\Local\Temp\letter of ITB documents.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5064

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 1492
3⤵
- Program crash
PID:3868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4252 -ip 4252
1⤵
PID:4852

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4252-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4252-17-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/4252-16-0x00000000059C0000-0x00000000059D0000-memory.dmp

Filesize
64KB

Download
memory/4252-14-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/5064-4-0x0000000005480000-0x0000000005490000-memory.dmp

Filesize
64KB

Download
memory/5064-5-0x00000000052D0000-0x00000000052DA000-memory.dmp

Filesize
40KB

Download
memory/5064-6-0x0000000005620000-0x00000000056BC000-memory.dmp

Filesize
624KB

Download
memory/5064-7-0x0000000004DD0000-0x0000000004DE2000-memory.dmp

Filesize
72KB

Download
memory/5064-8-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/5064-9-0x0000000005480000-0x0000000005490000-memory.dmp

Filesize
64KB

Download
memory/5064-10-0x000000000A320000-0x000000000A3A8000-memory.dmp

Filesize
544KB

Download
memory/5064-11-0x0000000006FC0000-0x0000000006FE4000-memory.dmp

Filesize
144KB

Download
memory/5064-1-0x00000000007D0000-0x0000000000902000-memory.dmp

Filesize
1.2MB

Download
memory/5064-3-0x0000000005300000-0x0000000005392000-memory.dmp

Filesize
584KB

Download
memory/5064-15-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/5064-2-0x0000000005810000-0x0000000005DB4000-memory.dmp

Filesize
5.6MB

Download
memory/5064-0-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download