snakekeylogger | 3f934d01d35a6ebc8f94dea5011411c63107b1be65bcea2be90275c845bb9b86

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 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2392-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-22-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-24-0x0000000004B10000-0x0000000004B50000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-26-0x0000000004B10000-0x0000000004B50000-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:

letter of ITB documents.exe

description pid process target process

PID 2208 set thread context of 2392 2208 letter of ITB documents.exe MSBuild.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2376 2392 WerFault.exe MSBuild.exe

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

description	pid	process	target process
PID 2208 set thread context of 2392	2208	letter of ITB documents.exe	MSBuild.exe

pid	pid_target	process	target process
2376	2392	WerFault.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

letter of ITB documents.exeMSBuild.exe

pid	process
2208	letter of ITB documents.exe
2208	letter of ITB documents.exe
2208	letter of ITB documents.exe
2208	letter of ITB documents.exe
2392	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

letter of ITB documents.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 2208 letter of ITB documents.exe
Token: SeDebugPrivilege 2392 MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2208	letter of ITB documents.exe
Token: SeDebugPrivilege	2392	MSBuild.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

letter of ITB documents.exeMSBuild.exe

description	pid	process	target process
PID 2208 wrote to memory of 2444	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2444	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2444	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2444	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2688	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2688	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2688	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2688	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2208 wrote to memory of 2392	2208	letter of ITB documents.exe	MSBuild.exe
PID 2392 wrote to memory of 2376	2392	MSBuild.exe	WerFault.exe
PID 2392 wrote to memory of 2376	2392	MSBuild.exe	WerFault.exe
PID 2392 wrote to memory of 2376	2392	MSBuild.exe	WerFault.exe
PID 2392 wrote to memory of 2376	2392	MSBuild.exe	WerFault.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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
PID:2444

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
PID:2688

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:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 1544
3⤵
- Program crash
PID:2376

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2208-0-0x0000000000850000-0x0000000000982000-memory.dmp

Filesize
1.2MB

Download
memory/2208-1-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2208-2-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/2208-3-0x0000000000490000-0x00000000004A2000-memory.dmp

Filesize
72KB

Download
memory/2208-4-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2208-5-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/2208-6-0x0000000006FF0000-0x0000000007078000-memory.dmp

Filesize
544KB

Download
memory/2208-7-0x00000000005B0000-0x00000000005D4000-memory.dmp

Filesize
144KB

Download
memory/2208-21-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2392-16-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2392-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-22-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2392-23-0x0000000074800000-0x0000000074EEE000-memory.dmp

Filesize
6.9MB

Download
memory/2392-24-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download
memory/2392-25-0x0000000074800000-0x0000000074EEE000-memory.dmp

Filesize
6.9MB

Download
memory/2392-26-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads