snakekeylogger | da791f0ba7859d019d5ceaf184f2e64df5311e0179decb82678154c158c7095b

Analysis

max time kernel
128s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 14:16

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General

Target

VesselDetails.exe
Size

587KB
MD5

2171680ef08db64f0ced805359738f86
SHA1

346302d103cf057ae7b43015a1346ac4a59be939
SHA256

da791f0ba7859d019d5ceaf184f2e64df5311e0179decb82678154c158c7095b
SHA512

ade149a9521065730687453a0196fe716704f10fd246266ec19ba95429be295dbbc24ed21347fb0616c759598b91ea024c1eb60325a3094466310bbee492b26e
SSDEEP

12288:1YmQiKaxG8w2NKgudjntDkkN462b5DDsz7HBLCn2xAkAm3arxx:mmQiE8w2NKgu7K6CsnBLrP3Yx

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.asiapcm.org
Port:
26
Username:
[email protected]
Password:
re4445255
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/5628-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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
5008	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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	VesselDetails.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
33	checkip.dyndns.org
36	reallyfreegeoip.org
37	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5108 set thread context of 5628	5108	VesselDetails.exe	99

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 4 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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VesselDetails.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
5572	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5108	VesselDetails.exe
5108	VesselDetails.exe
5008	powershell.exe
5628	RegSvcs.exe
5008	powershell.exe
5628	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5108	VesselDetails.exe
Token: SeDebugPrivilege	5008	powershell.exe
Token: SeDebugPrivilege	5628	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 5008	5108	VesselDetails.exe	95
PID 5108 wrote to memory of 5008	5108	VesselDetails.exe	95
PID 5108 wrote to memory of 5008	5108	VesselDetails.exe	95
PID 5108 wrote to memory of 5572	5108	VesselDetails.exe	97
PID 5108 wrote to memory of 5572	5108	VesselDetails.exe	97
PID 5108 wrote to memory of 5572	5108	VesselDetails.exe	97
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99
PID 5108 wrote to memory of 5628	5108	VesselDetails.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\VesselDetails.exe
"C:\Users\Admin\AppData\Local\Temp\VesselDetails.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:5108
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BacUEoDscugyny.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5008
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BacUEoDscugyny" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCD33.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5572
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:5628

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

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ki5xsrj0.wsw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCD33.tmp

Filesize
1KB

MD5
8b9e857b1eb0d0f217d8ab9dd733669c

SHA1
0be4ed6bf16017cb3166134293138c243c404745

SHA256
39cb0bc8fd031d8e17ad1c543203e6094c988e28f217bc452553183283b600af

SHA512
b5be622b22d99f7ba91e5b371555a3e2f78731dd1cab1fe2960b5216cb5e52bf5f83fc4066f8c2a711afb488dc7e893484354942f310fef14c20d92acf58ced9

Download Submit
memory/5008-15-0x0000000004B50000-0x0000000004B86000-memory.dmp

Filesize
216KB

Download
memory/5008-27-0x0000000005B20000-0x0000000005E74000-memory.dmp

Filesize
3.3MB

Download
memory/5008-64-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5008-61-0x0000000007750000-0x0000000007758000-memory.dmp

Filesize
32KB

Download
memory/5008-60-0x0000000007770000-0x000000000778A000-memory.dmp

Filesize
104KB

Download
memory/5008-59-0x0000000007670000-0x0000000007684000-memory.dmp

Filesize
80KB

Download
memory/5008-58-0x0000000007660000-0x000000000766E000-memory.dmp

Filesize
56KB

Download
memory/5008-57-0x0000000007630000-0x0000000007641000-memory.dmp

Filesize
68KB

Download
memory/5008-56-0x00000000076B0000-0x0000000007746000-memory.dmp

Filesize
600KB

Download
memory/5008-55-0x00000000074A0000-0x00000000074AA000-memory.dmp

Filesize
40KB

Download
memory/5008-16-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5008-17-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5008-54-0x0000000007430000-0x000000000744A000-memory.dmp

Filesize
104KB

Download
memory/5008-20-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5008-18-0x00000000052A0000-0x00000000058C8000-memory.dmp

Filesize
6.2MB

Download
memory/5008-24-0x0000000005AB0000-0x0000000005B16000-memory.dmp

Filesize
408KB

Download
memory/5008-22-0x0000000005250000-0x0000000005272000-memory.dmp

Filesize
136KB

Download
memory/5008-23-0x0000000005A40000-0x0000000005AA6000-memory.dmp

Filesize
408KB

Download
memory/5008-53-0x0000000007A70000-0x00000000080EA000-memory.dmp

Filesize
6.5MB

Download
memory/5008-52-0x00000000072E0000-0x0000000007383000-memory.dmp

Filesize
652KB

Download
memory/5008-51-0x00000000066B0000-0x00000000066CE000-memory.dmp

Filesize
120KB

Download
memory/5008-41-0x0000000071020000-0x000000007106C000-memory.dmp

Filesize
304KB

Download
memory/5008-40-0x00000000066D0000-0x0000000006702000-memory.dmp

Filesize
200KB

Download
memory/5008-38-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/5008-39-0x0000000006140000-0x000000000618C000-memory.dmp

Filesize
304KB

Download
memory/5108-5-0x00000000051D0000-0x00000000051DA000-memory.dmp

Filesize
40KB

Download
memory/5108-9-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5108-3-0x0000000005210000-0x00000000052A2000-memory.dmp

Filesize
584KB

Download
memory/5108-37-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5108-10-0x0000000006680000-0x00000000066EC000-memory.dmp

Filesize
432KB

Download
memory/5108-2-0x0000000005720000-0x0000000005CC4000-memory.dmp

Filesize
5.6MB

Download
memory/5108-0-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/5108-4-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5108-1-0x0000000000740000-0x00000000007D8000-memory.dmp

Filesize
608KB

Download
memory/5108-7-0x0000000005660000-0x0000000005678000-memory.dmp

Filesize
96KB

Download
memory/5108-8-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/5108-6-0x0000000005450000-0x00000000054EC000-memory.dmp

Filesize
624KB

Download
memory/5628-26-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5628-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/5628-65-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/5628-66-0x00000000066F0000-0x0000000006740000-memory.dmp

Filesize
320KB

Download
memory/5628-67-0x0000000006910000-0x0000000006AD2000-memory.dmp

Filesize
1.8MB

Download