snakekeylogger | b6d1c9c00367ad125a2a658201e70bbe8fb02890e29d1d595e6d1a5755220e99

General

Target

1bad301dc6bc6e3ebda9398dc725cc09.exe
Size

955KB
MD5

1bad301dc6bc6e3ebda9398dc725cc09
SHA1

f0bd08347b10015e8fb5b3947ac5ed29c76bf3b0
SHA256

b6d1c9c00367ad125a2a658201e70bbe8fb02890e29d1d595e6d1a5755220e99
SHA512

e5c833c046d1648dcd53ee6009317940953448d8db6fe086e3c38a4afd299b66b249cb7549f15db30240f5ba95a3fafc4042432197547b92af23c8476f8a6b98
SSDEEP

12288:oAMOc+aZoNhChWtbK45UvSmG9D1TAk44idXvR8KahaHR:gZKCebJUamQN4i+R

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
[email protected]
Password:
5555chibuike
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/392-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	1bad301dc6bc6e3ebda9398dc725cc09.exe

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
40	checkip.dyndns.org
42	freegeoip.app
43	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 640 set thread context of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1896	392	WerFault.exe	99

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1bad301dc6bc6e3ebda9398dc725cc09.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1712	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
640	1bad301dc6bc6e3ebda9398dc725cc09.exe
392	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	640	1bad301dc6bc6e3ebda9398dc725cc09.exe
Token: SeDebugPrivilege	392	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 1712	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	97
PID 640 wrote to memory of 1712	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	97
PID 640 wrote to memory of 1712	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	97
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99
PID 640 wrote to memory of 392	640	1bad301dc6bc6e3ebda9398dc725cc09.exe	99

C:\Users\Admin\AppData\Local\Temp\1bad301dc6bc6e3ebda9398dc725cc09.exe
"C:\Users\Admin\AppData\Local\Temp\1bad301dc6bc6e3ebda9398dc725cc09.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IpjwODDiZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3CA6.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1712
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 1752
    3⤵
    - Program crash
    PID:1896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 392 -ip 392
1⤵
PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3CA6.tmp

Filesize
1KB

MD5
e31f46c1e1310ec57a02c51f22de15ce

SHA1
a5bea4a33341a1284c46263253f70dfdd9d46aa2

SHA256
0e6d647e8ea89e71ed9d3c63e0d3256f8f4c32b6644681af0159b141830c075d

SHA512
374204ad01549f7da7e6dff4af992f2b7333c7b16ddb53fbdf0052a83427adb80257cec5eca09dd75ba173f1ba02412c47d0c4602cb0c97cbef5484c7323b192

Download Submit
memory/392-20-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/392-19-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/392-17-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/392-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/640-4-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/640-6-0x00000000052F0000-0x000000000538C000-memory.dmp

Filesize
624KB

Download
memory/640-7-0x0000000005260000-0x0000000005268000-memory.dmp

Filesize
32KB

Download
memory/640-8-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/640-9-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/640-10-0x0000000005790000-0x000000000580E000-memory.dmp

Filesize
504KB

Download
memory/640-11-0x0000000005CB0000-0x0000000005CE0000-memory.dmp

Filesize
192KB

Download
memory/640-5-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

Filesize
40KB

Download
memory/640-0-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/640-3-0x00000000076B0000-0x0000000007742000-memory.dmp

Filesize
584KB

Download
memory/640-18-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/640-2-0x0000000007B80000-0x0000000008124000-memory.dmp

Filesize
5.6MB

Download
memory/640-1-0x00000000006F0000-0x00000000007E4000-memory.dmp

Filesize
976KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads