snakekeylogger | a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1

Analysis

max time kernel
55s
max time network
45s
platform
windows10-2004_x64
resource
win10v2004-20241007-ja
resource tags

arch:x64arch:x86image:win10v2004-20241007-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
24-10-2024 02:41

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General

Target

a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
Size

610KB
MD5

2144b1c24a7ff469c8f2b9a7a97343ac
SHA1

3616325db9ac7ad66793a38e3fa29d86faa0d3ca
SHA256

a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1
SHA512

bc7cf9a22b854ccada8638e8fe26bf01c633d03be2caa927867df9940f075d0aed147349a6db1d93e833cb96e83561d91349bcded509df0d38a97b60765dcae1
SSDEEP

12288:SuqGY9wn8lISIgt6M177MgRudvlE9neaw:5M7l9tSdva5

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3664-12-0x0000000000400000-0x0000000000426000-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
3212	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.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
6	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2624 set thread context of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4788	3664	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 3 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	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
3664	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
3212	powershell.exe
3212	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
Token: SeDebugPrivilege	3664	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
Token: SeDebugPrivilege	3212	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 3212	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	87
PID 2624 wrote to memory of 3212	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	87
PID 2624 wrote to memory of 3212	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	87
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89
PID 2624 wrote to memory of 3664	2624	a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe	89

C:\Users\Admin\AppData\Local\Temp\a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
"C:\Users\Admin\AppData\Local\Temp\a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.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:2624
- 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\a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3212
- C:\Users\Admin\AppData\Local\Temp\a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe
  "C:\Users\Admin\AppData\Local\Temp\a498c70735258e7cb2204d02d81d5d2f31c266da60231dc50857c4267b4f48c1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 1476
    3⤵
    - Program crash
    PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3664 -ip 3664
1⤵
PID:4464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zcnotuge.043.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2624-6-0x0000000005850000-0x000000000586E000-memory.dmp

Filesize
120KB

Download
memory/2624-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

Filesize
5.6MB

Download
memory/2624-3-0x00000000054F0000-0x0000000005582000-memory.dmp

Filesize
584KB

Download
memory/2624-4-0x0000000005490000-0x000000000549A000-memory.dmp

Filesize
40KB

Download
memory/2624-5-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2624-16-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2624-7-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

Filesize
4KB

Download
memory/2624-8-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2624-9-0x0000000001380000-0x00000000013E8000-memory.dmp

Filesize
416KB

Download
memory/2624-10-0x00000000069C0000-0x0000000006A5C000-memory.dmp

Filesize
624KB

Download
memory/2624-11-0x000000000B9B0000-0x000000000BABE000-memory.dmp

Filesize
1.1MB

Download
memory/2624-1-0x0000000000A00000-0x0000000000A9E000-memory.dmp

Filesize
632KB

Download
memory/2624-0-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

Filesize
4KB

Download
memory/3212-23-0x0000000005B10000-0x0000000005B76000-memory.dmp

Filesize
408KB

Download
memory/3212-49-0x0000000007490000-0x00000000074AE000-memory.dmp

Filesize
120KB

Download
memory/3212-17-0x0000000002790000-0x00000000027C6000-memory.dmp

Filesize
216KB

Download
memory/3212-18-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3212-19-0x00000000053E0000-0x0000000005A08000-memory.dmp

Filesize
6.2MB

Download
memory/3212-20-0x0000000005020000-0x00000000050B2000-memory.dmp

Filesize
584KB

Download
memory/3212-21-0x0000000004FE0000-0x0000000005002000-memory.dmp

Filesize
136KB

Download
memory/3212-24-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3212-63-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3212-22-0x00000000052B0000-0x0000000005316000-memory.dmp

Filesize
408KB

Download
memory/3212-60-0x0000000007840000-0x0000000007848000-memory.dmp

Filesize
32KB

Download
memory/3212-34-0x0000000005B80000-0x0000000005ED4000-memory.dmp

Filesize
3.3MB

Download
memory/3212-35-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/3212-36-0x0000000006250000-0x000000000626E000-memory.dmp

Filesize
120KB

Download
memory/3212-37-0x0000000006290000-0x00000000062DC000-memory.dmp

Filesize
304KB

Download
memory/3212-38-0x0000000007210000-0x0000000007242000-memory.dmp

Filesize
200KB

Download
memory/3212-39-0x0000000070930000-0x000000007097C000-memory.dmp

Filesize
304KB

Download
memory/3212-59-0x0000000007850000-0x000000000786A000-memory.dmp

Filesize
104KB

Download
memory/3212-50-0x00000000074B0000-0x0000000007553000-memory.dmp

Filesize
652KB

Download
memory/3212-51-0x0000000007C20000-0x000000000829A000-memory.dmp

Filesize
6.5MB

Download
memory/3212-52-0x00000000075E0000-0x00000000075FA000-memory.dmp

Filesize
104KB

Download
memory/3212-53-0x0000000007650000-0x000000000765A000-memory.dmp

Filesize
40KB

Download
memory/3212-54-0x0000000007790000-0x00000000077E0000-memory.dmp

Filesize
320KB

Download
memory/3212-55-0x0000000007880000-0x0000000007916000-memory.dmp

Filesize
600KB

Download
memory/3212-56-0x0000000007770000-0x0000000007781000-memory.dmp

Filesize
68KB

Download
memory/3212-57-0x00000000077F0000-0x00000000077FE000-memory.dmp

Filesize
56KB

Download
memory/3212-58-0x0000000007800000-0x0000000007814000-memory.dmp

Filesize
80KB

Download
memory/3664-15-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3664-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3664-13-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3664-64-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3664-65-0x00000000060C0000-0x0000000006108000-memory.dmp

Filesize
288KB

Download
memory/3664-66-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download