snakekeylogger | 7b2118ed1133b43f2521509f4eac9e89b89cdfc389208099cc6e601aaf95c836

Analysis

max time kernel
118s
max time network
136s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-02-2025 09:52

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General

Target

ZiraatBankasiSwiftMesaji.pdf.exe
Size

1.0MB
MD5

f4829ab55eb14aee2f997f438acffd76
SHA1

894c189d031b0701d76ee9712cde886eff71c4c0
SHA256

7b2118ed1133b43f2521509f4eac9e89b89cdfc389208099cc6e601aaf95c836
SHA512

c768ab23bb9a24b69d3abe0c8ede0c3a3fe9c9a252c8c830d42e147b798cd164ed85c19dc0b96f47d41026bbdfd9d9ac1bb2c3463b23bf77338862b1a439add7
SSDEEP

12288:nIFRokhnW91IeR16uEexzuuIKaonzangidJiHE3HR62Sl9dD8QNpe4S:2I+W16uZzuDozanLdkkHRNo9dAOpfS

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7851966853:AAHUbzsfspEuUEtLgO8qRX4IHIs8wQw7w0Q/sendMessage?chat_id=6651428318

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2588-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2588-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2588-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2588-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2588-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2860	powershell.exe
3028	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2668 set thread context of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37

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
2456	2668	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 5 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	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	ZiraatBankasiSwiftMesaji.pdf.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
2912	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2668	ZiraatBankasiSwiftMesaji.pdf.exe
2860	powershell.exe
3028	powershell.exe
2668	ZiraatBankasiSwiftMesaji.pdf.exe
2588	RegSvcs.exe
2588	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	ZiraatBankasiSwiftMesaji.pdf.exe
Token: SeDebugPrivilege	2860	powershell.exe
Token: SeDebugPrivilege	3028	powershell.exe
Token: SeDebugPrivilege	2588	RegSvcs.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2860	2668	ZiraatBankasiSwiftMesaji.pdf.exe	31
PID 2668 wrote to memory of 2860	2668	ZiraatBankasiSwiftMesaji.pdf.exe	31
PID 2668 wrote to memory of 2860	2668	ZiraatBankasiSwiftMesaji.pdf.exe	31
PID 2668 wrote to memory of 2860	2668	ZiraatBankasiSwiftMesaji.pdf.exe	31
PID 2668 wrote to memory of 3028	2668	ZiraatBankasiSwiftMesaji.pdf.exe	33
PID 2668 wrote to memory of 3028	2668	ZiraatBankasiSwiftMesaji.pdf.exe	33
PID 2668 wrote to memory of 3028	2668	ZiraatBankasiSwiftMesaji.pdf.exe	33
PID 2668 wrote to memory of 3028	2668	ZiraatBankasiSwiftMesaji.pdf.exe	33
PID 2668 wrote to memory of 2912	2668	ZiraatBankasiSwiftMesaji.pdf.exe	35
PID 2668 wrote to memory of 2912	2668	ZiraatBankasiSwiftMesaji.pdf.exe	35
PID 2668 wrote to memory of 2912	2668	ZiraatBankasiSwiftMesaji.pdf.exe	35
PID 2668 wrote to memory of 2912	2668	ZiraatBankasiSwiftMesaji.pdf.exe	35
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2588	2668	ZiraatBankasiSwiftMesaji.pdf.exe	37
PID 2668 wrote to memory of 2456	2668	ZiraatBankasiSwiftMesaji.pdf.exe	38
PID 2668 wrote to memory of 2456	2668	ZiraatBankasiSwiftMesaji.pdf.exe	38
PID 2668 wrote to memory of 2456	2668	ZiraatBankasiSwiftMesaji.pdf.exe	38
PID 2668 wrote to memory of 2456	2668	ZiraatBankasiSwiftMesaji.pdf.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\ZiraatBankasiSwiftMesaji.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\ZiraatBankasiSwiftMesaji.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668
- 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\ZiraatBankasiSwiftMesaji.pdf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2860
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\txaQdxCh.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3028
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\txaQdxCh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3AEE.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2912
- 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:2588
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 1036
  2⤵
  - Program crash
  PID:2456

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

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\tmp3AEE.tmp

Filesize
1KB

MD5
f8b24072c78732d2b4dc6583e55d5fd1

SHA1
85f8e3f520ccf3246108493e9ce717c51adcdfed

SHA256
3994d8cd21808f225f3936ed5c68cafcf406561dd57186001f8294ed9fbeffaf

SHA512
7e516b827219507ab58f459556522ef05f1ed04daca1f37ddd78514b51260e9131117811bf649171285dea0f4a6d89e9cd0099cca159b9cd8046994828ae0073

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MCYETNBR7MCPSSW37JAO.temp

Filesize
7KB

MD5
1f506def8c887a8b2445ce4a90049b33

SHA1
e0c78ec2fa7a3b16c0b8d9b46b94e5aa3aabd608

SHA256
9dd219715ccd8f60743afaec886465b74bf6ef5e21cfff5dbdd1485104d3e324

SHA512
2a686076d9394c7fe0c7d25da6fb064bb03bb0bdaaa24e7efbff928d8aa63abfaaf806c0c7288ef32cd1566eb0add37cdf991f9753c8b32625af65043683b30f

Download Submit
memory/2588-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2588-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-6-0x0000000004FA0000-0x000000000500C000-memory.dmp

Filesize
432KB

Download
memory/2668-1-0x00000000008D0000-0x00000000009DC000-memory.dmp

Filesize
1.0MB

Download
memory/2668-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/2668-2-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-3-0x00000000003F0000-0x0000000000404000-memory.dmp

Filesize
80KB

Download
memory/2668-5-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-4-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/2668-32-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download