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/2652-32-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-24-0x0000000000400000-0x0000000000426000-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
2128	powershell.exe
2848	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 2580 set thread context of 2652	2580	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	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
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

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
2912	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2580	PO_20248099-1 12,300PCS.exe
2580	PO_20248099-1 12,300PCS.exe
2652	PO_20248099-1 12,300PCS.exe
2128	powershell.exe
2848	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2580	PO_20248099-1 12,300PCS.exe
Token: SeDebugPrivilege	2652	PO_20248099-1 12,300PCS.exe
Token: SeDebugPrivilege	2128	powershell.exe
Token: SeDebugPrivilege	2848	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2128	2580	PO_20248099-1 12,300PCS.exe	31
PID 2580 wrote to memory of 2128	2580	PO_20248099-1 12,300PCS.exe	31
PID 2580 wrote to memory of 2128	2580	PO_20248099-1 12,300PCS.exe	31
PID 2580 wrote to memory of 2128	2580	PO_20248099-1 12,300PCS.exe	31
PID 2580 wrote to memory of 2848	2580	PO_20248099-1 12,300PCS.exe	33
PID 2580 wrote to memory of 2848	2580	PO_20248099-1 12,300PCS.exe	33
PID 2580 wrote to memory of 2848	2580	PO_20248099-1 12,300PCS.exe	33
PID 2580 wrote to memory of 2848	2580	PO_20248099-1 12,300PCS.exe	33
PID 2580 wrote to memory of 2912	2580	PO_20248099-1 12,300PCS.exe	34
PID 2580 wrote to memory of 2912	2580	PO_20248099-1 12,300PCS.exe	34
PID 2580 wrote to memory of 2912	2580	PO_20248099-1 12,300PCS.exe	34
PID 2580 wrote to memory of 2912	2580	PO_20248099-1 12,300PCS.exe	34
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	PO_20248099-1 12,300PCS.exe	37
PID 2580 wrote to memory of 2652	2580	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:2580
- 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:2128
- 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:2848
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UIYZnHxR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDB23.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2912
- 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:2652

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\tmpDB23.tmp

Filesize
1KB

MD5
88ee4478d9ab4b8a1ca2b08132cbfd17

SHA1
3c48d597d2a5931fca3eca2c02ea5f3fe32af17b

SHA256
b4c9830e45673c274d0f94f75c62387d1a764434ab21ba999a97becccc590d2f

SHA512
6f3fa5005bf95cda10b14d9a306ee97e950af47bd1cb10a1acd886c49c71e02607dbd4d81661587cfe35de7df42dc3c1aba95554f63933b137fafe433b796d97

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\KICFI4Q8P9Q5WQDIEW3Q.temp

Filesize
7KB

MD5
3a5a663987a88ea95c8118a177a6a341

SHA1
d10555eb828dc2ae5b86dd1bb2ad02fdec160e48

SHA256
001094956984662000c31786781ad2f9868b99353fb3d06f28be1d8c9206fe35

SHA512
462c091874a62651d38baffd8c76ad0763b5cdede55f7b91ff155bc89adbddbc751de0afd320313e8fa47c102f048e36aa67314118ca5d50fb1faddd959f5ac0

Download Submit
memory/2580-4-0x0000000001E70000-0x0000000001E80000-memory.dmp

Filesize
64KB

Download
memory/2580-3-0x0000000004740000-0x00000000047BE000-memory.dmp

Filesize
504KB

Download
memory/2580-0-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2580-5-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2580-6-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2580-7-0x0000000005C20000-0x0000000005C88000-memory.dmp

Filesize
416KB

Download
memory/2580-2-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2580-1-0x0000000000060000-0x00000000000E8000-memory.dmp

Filesize
544KB

Download
memory/2580-33-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-32-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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