snakekeylogger | a9a4724beeb4463e0bda523131a8281bac10212b221f57452d2d7a06454634a6

General

Target

REQUEST FOR QUOTATION - PCIHBV2021MRP27220.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:
worshippersnake@fireacoustics.com
Password:
_d:rzD~62Jxh
Email To:
returnbox321@gmail.com

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2504-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-13-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-22-0x0000000000AA0000-0x0000000000AE0000-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.

Processes:

flow ioc

4 checkip.dyndns.org
8 freegeoip.app
9 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe

description pid process target process

PID 2304 set thread context of 2504 2304 REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe MSBuild.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2116 2504 WerFault.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

MSBuild.exe

pid process

2504 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2504 MSBuild.exe

flow	ioc
4	checkip.dyndns.org
8	freegeoip.app
9	freegeoip.app

description	pid	process	target process
PID 2304 set thread context of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe

pid	pid_target	process	target process
2116	2504	WerFault.exe	MSBuild.exe

pid	process
2504	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2504	MSBuild.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exeMSBuild.exe

description	pid	process	target process
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2304 wrote to memory of 2504	2304	REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe	MSBuild.exe
PID 2504 wrote to memory of 2116	2504	MSBuild.exe	WerFault.exe
PID 2504 wrote to memory of 2116	2504	MSBuild.exe	WerFault.exe
PID 2504 wrote to memory of 2116	2504	MSBuild.exe	WerFault.exe
PID 2504 wrote to memory of 2116	2504	MSBuild.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe
"C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - PCIHBV2021MRP27220.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2304

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
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 1544
3⤵
- Program crash
PID:2116

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2304-0-0x00000000013B0000-0x00000000014E2000-memory.dmp

Filesize
1.2MB

Download
memory/2304-1-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2304-2-0x0000000000EC0000-0x0000000000F00000-memory.dmp

Filesize
256KB

Download
memory/2304-3-0x0000000000300000-0x0000000000312000-memory.dmp

Filesize
72KB

Download
memory/2304-4-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2304-5-0x0000000000EC0000-0x0000000000F00000-memory.dmp

Filesize
256KB

Download
memory/2304-6-0x00000000083E0000-0x0000000008468000-memory.dmp

Filesize
544KB

Download
memory/2304-7-0x0000000000490000-0x00000000004B4000-memory.dmp

Filesize
144KB

Download
memory/2304-20-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-14-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2504-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-21-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-22-0x0000000000AA0000-0x0000000000AE0000-memory.dmp

Filesize
256KB

Download
memory/2504-23-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-24-0x0000000000AA0000-0x0000000000AE0000-memory.dmp

Filesize
256KB

Download

Analysis

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