snakekeylogger | 337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d

Analysis

max time kernel
139s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 08:11

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General

Target

337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe
Size

957KB
MD5

e24b9ef302a36051801a4d27e5563350
SHA1

f7ca82fcd4fc8d02f6135ee4da09e3d0277421f0
SHA256

337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d
SHA512

5ebae13b999767baaa6ba52792b8da9e66c814911fe147a90b0e6b4b072533ca12f5447a40bb4832278c381e584223f4ad5dc5bdf8f3c656bf7e7451d7500ffe
SSDEEP

24576:jL7opqubED/7h4y9VATErHoJUG79VkxxKIR5e:rkFahvJrR290

Score

10^/10

snakekeylogger discovery keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7444558447:AAHNIAHnG1YJbhdGtivj0iiHR8ECCeZ9fo4/sendMessage?chat_id=6981201194

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4404-1096-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1120 created 3432	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	56

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Jrrujjoouf = "C:\\Users\\Admin\\AppData\\Roaming\\Jrrujjoouf.exe"	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.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
26	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1120 set thread context of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3240	4404	WerFault.exe	95

System Location Discovery: System Language Discovery 1 TTPs 2 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	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe
4404	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe
Token: SeDebugPrivilege	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe
Token: SeDebugPrivilege	4404	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95
PID 1120 wrote to memory of 4404	1120	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3432
- C:\Users\Admin\AppData\Local\Temp\337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe
  "C:\Users\Admin\AppData\Local\Temp\337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1120
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 1444
    3⤵
    - Program crash
    PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4404 -ip 4404
1⤵
PID:3660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1120-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/1120-1-0x0000000000CB0000-0x0000000000DA6000-memory.dmp

Filesize
984KB

Download
memory/1120-2-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/1120-3-0x00000000059B0000-0x0000000005A96000-memory.dmp

Filesize
920KB

Download
memory/1120-4-0x0000000005B10000-0x0000000005BF8000-memory.dmp

Filesize
928KB

Download
memory/1120-5-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-10-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-52-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-50-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-66-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-64-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-62-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-60-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-58-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-56-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-54-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-48-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-46-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-44-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-42-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-40-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-38-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-36-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-34-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-68-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-32-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-30-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-28-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-26-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-24-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-20-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-18-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-16-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-14-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-12-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-8-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-6-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-22-0x0000000005B10000-0x0000000005BF1000-memory.dmp

Filesize
900KB

Download
memory/1120-1079-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/1120-1080-0x0000000006370000-0x00000000063D2000-memory.dmp

Filesize
392KB

Download
memory/1120-1081-0x00000000063D0000-0x000000000641C000-memory.dmp

Filesize
304KB

Download
memory/1120-1085-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/1120-1087-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/1120-1086-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/1120-1088-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/1120-1089-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/1120-1090-0x0000000006DB0000-0x0000000007354000-memory.dmp

Filesize
5.6MB

Download
memory/1120-1091-0x0000000006500000-0x0000000006554000-memory.dmp

Filesize
336KB

Download
memory/1120-1095-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/4404-1094-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/4404-1097-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/4404-1096-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4404-1098-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/4404-1099-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download