snakekeylogger | ea08961190b8399e21cfb503fcbb3caee0a5ab92294311bda03b7e511ece876b

General

Target

PO_20248099-1 12,300PCS.exe
Size

523KB
MD5

5db9f3f1609f4cd4df6f627977d09fd7
SHA1

90bf0d85af20f8b712ea7e1fd9724e1ecb16589b
SHA256

ea08961190b8399e21cfb503fcbb3caee0a5ab92294311bda03b7e511ece876b
SHA512

03d708bf0d82863b667a3f91e284262ba58286580ad7214e0ec1008aba1760b21f3f518ffc7dc049887b2d099ecc0e92fc4a639f8811317fc535eae4c43659ef
SSDEEP

12288:FlEEFet43oFyro4IZ/kHT7R6GJ9i/LH+F+KawP:Fnot43oFyoJZ/kHT7R6gz+Ka

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7196633070:AAEaQuZOF5M-L_385uI9rwN0ik3yySrTapE/sendMessage?chat_id=1343335992

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2084-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2084-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2084-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2084-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2084-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2864	powershell.exe
2884	powershell.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 884 set thread context of 2084	884	PO_20248099-1 12,300PCS.exe	37

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	PO_20248099-1 12,300PCS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO_20248099-1 12,300PCS.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
1940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
884	PO_20248099-1 12,300PCS.exe
884	PO_20248099-1 12,300PCS.exe
884	PO_20248099-1 12,300PCS.exe
884	PO_20248099-1 12,300PCS.exe
2084	PO_20248099-1 12,300PCS.exe
2864	powershell.exe
2884	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	884	PO_20248099-1 12,300PCS.exe
Token: SeDebugPrivilege	2084	PO_20248099-1 12,300PCS.exe
Token: SeDebugPrivilege	2864	powershell.exe
Token: SeDebugPrivilege	2884	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 2884	884	PO_20248099-1 12,300PCS.exe	30
PID 884 wrote to memory of 2884	884	PO_20248099-1 12,300PCS.exe	30
PID 884 wrote to memory of 2884	884	PO_20248099-1 12,300PCS.exe	30
PID 884 wrote to memory of 2884	884	PO_20248099-1 12,300PCS.exe	30
PID 884 wrote to memory of 2864	884	PO_20248099-1 12,300PCS.exe	32
PID 884 wrote to memory of 2864	884	PO_20248099-1 12,300PCS.exe	32
PID 884 wrote to memory of 2864	884	PO_20248099-1 12,300PCS.exe	32
PID 884 wrote to memory of 2864	884	PO_20248099-1 12,300PCS.exe	32
PID 884 wrote to memory of 1940	884	PO_20248099-1 12,300PCS.exe	34
PID 884 wrote to memory of 1940	884	PO_20248099-1 12,300PCS.exe	34
PID 884 wrote to memory of 1940	884	PO_20248099-1 12,300PCS.exe	34
PID 884 wrote to memory of 1940	884	PO_20248099-1 12,300PCS.exe	34
PID 884 wrote to memory of 2624	884	PO_20248099-1 12,300PCS.exe	36
PID 884 wrote to memory of 2624	884	PO_20248099-1 12,300PCS.exe	36
PID 884 wrote to memory of 2624	884	PO_20248099-1 12,300PCS.exe	36
PID 884 wrote to memory of 2624	884	PO_20248099-1 12,300PCS.exe	36
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37
PID 884 wrote to memory of 2084	884	PO_20248099-1 12,300PCS.exe	37

C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe
"C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:884
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2884
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UIYZnHxR.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2864
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UIYZnHxR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC6F7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1940
- C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe
  "C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"
  2⤵
  PID:2624
- C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe
  "C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

System Information Discovery

1

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\tmpC6F7.tmp

Filesize
1KB

MD5
be9d75d83f85ce3efa6ee4a788fa0bf1

SHA1
cac29b1ab46371a2d4dfb819f9544f0f76ecf755

SHA256
2502f04bb1a0183128d48fcc0b2d0953406d2134bed1980384002699bbe276f6

SHA512
eca47bd36f3420debad1f1647c5a45e1ad8336a0eaaef477548281564fbea7c8d42857ad181051807f21cb6b79e5cf379ba5c0183600935de76395f6d9394282

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
565ee335d10149cb2273b0891d09790d

SHA1
df6ab65ff5bd067ec78e21e7320d426f457dd95f

SHA256
b6261042bcc3170ebad16adef8a209cd13adfbb6f6243d449ea91b89ff952e46

SHA512
2b9d05c7a8f3e2348f3371f2b293a489d6d2c2434ff1d2de815a1c05b220b8f8938e374080715e43eec2b13eb6275b21b26803b5ed2a4dbe934f8e6b762f9a36

Download Submit
memory/884-4-0x0000000000550000-0x0000000000560000-memory.dmp

Filesize
64KB

Download
memory/884-3-0x0000000004390000-0x000000000440E000-memory.dmp

Filesize
504KB

Download
memory/884-0-0x00000000741AE000-0x00000000741AF000-memory.dmp

Filesize
4KB

Download
memory/884-5-0x00000000741AE000-0x00000000741AF000-memory.dmp

Filesize
4KB

Download
memory/884-6-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/884-7-0x0000000005B80000-0x0000000005BE8000-memory.dmp

Filesize
416KB

Download
memory/884-2-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/884-1-0x0000000000CB0000-0x0000000000D38000-memory.dmp

Filesize
544KB

Download
memory/884-32-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/2084-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2084-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2084-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2084-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2084-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2084-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2084-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2084-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads