snakekeylogger | b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b

General

Target

b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe
Size

545KB
MD5

e654c3432e16ceff3292ca7bc774b197
SHA1

75455e647f7fe814219987daa14a34ff01a69530
SHA256

b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b
SHA512

f81dcf58828fcb1f9ee338af5498d09f593faba363199224a4d3d07f1d107e6bd46d1c6d36965fdb8a7ada4c8b57e958b8c3d95d3eb8035efc8a51d2f19ec814
SSDEEP

12288:vJxgzlIAboZMqQfBJfpeIhO2nGX5cJ9XfOwO/JPaRtCG:hxgZIOskfBJNc2tOBDG

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Password: )NYyffR0 1
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2740-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2216	powershell.exe

Deletes itself 1 IoCs

pid	Process
2388	cmd.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 2352 set thread context of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35

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 6 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	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.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	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.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
2844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2740	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe
2216	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe
Token: SeDebugPrivilege	2216	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2216	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	31
PID 2352 wrote to memory of 2216	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	31
PID 2352 wrote to memory of 2216	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	31
PID 2352 wrote to memory of 2216	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	31
PID 2352 wrote to memory of 2844	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	33
PID 2352 wrote to memory of 2844	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	33
PID 2352 wrote to memory of 2844	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	33
PID 2352 wrote to memory of 2844	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	33
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2352 wrote to memory of 2740	2352	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	35
PID 2740 wrote to memory of 2388	2740	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	36
PID 2740 wrote to memory of 2388	2740	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	36
PID 2740 wrote to memory of 2388	2740	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	36
PID 2740 wrote to memory of 2388	2740	b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe	36
PID 2388 wrote to memory of 2064	2388	cmd.exe	38
PID 2388 wrote to memory of 2064	2388	cmd.exe	38
PID 2388 wrote to memory of 2064	2388	cmd.exe	38
PID 2388 wrote to memory of 2064	2388	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe
"C:\Users\Admin\AppData\Local\Temp\b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VqRUYyxVXdu.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2216
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VqRUYyxVXdu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1084.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2844
- C:\Users\Admin\AppData\Local\Temp\b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe
  "C:\Users\Admin\AppData\Local\Temp\b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\b9dc19311922881ab92fc3cf26fbeb9fb632e9452bf7a4149ba95a94cc9ac82b.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2388
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2064

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\tmp1084.tmp

Filesize
1KB

MD5
bcbeaad3196e950ce9b30320cffdc288

SHA1
ce227f4a2242fa6c387d1b7b72fa2c4cb8ba7538

SHA256
ce0cbf42d0daffb65e90c4b11848cfdcea5c1c867f198cba35da709b503b4155

SHA512
91646cd701ad75f9eef83db21f3057512fd601b6f4232f6da870da430767991e1814a04913667c1642b7570f7cdc482c78730b5236852b9723bcbc3830318ed3

Download Submit
memory/2352-4-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2352-27-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2352-3-0x00000000004C0000-0x00000000004DE000-memory.dmp

Filesize
120KB

Download
memory/2352-0-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2352-5-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2352-6-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download
memory/2352-7-0x0000000004E70000-0x0000000004ED8000-memory.dmp

Filesize
416KB

Download
memory/2352-1-0x0000000001230000-0x00000000012BE000-memory.dmp

Filesize
568KB

Download
memory/2352-2-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads