snakekeylogger | 2cab02c0147b28c922fbec54c4bc897647822618ad37fea4ea9f15722c15397b

General

Target

sipariş.exe
Size

718KB
MD5

dc1317eb10b6a85ccc468e5c3c4871af
SHA1

21805ffb7deccb435317abc3f7bbc79c7447a644
SHA256

396d5ef9ac6eeb363625a3969b1c428389e29e06b70698c2addec8456b8a1843
SHA512

933debebd6c85be54a1ad253b9792e1458a05cddb53d6f03b517ec822896f82d7e313bf8dce8b480590118161abaee6fa99d11512f6ac4e1b897a76628dfce39
SSDEEP

12288:ZaMv62XP/91H3UB7yiJ2tzAlld0JpZuJKl5w:ZaMvZEtyiCAlSZuol

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
50.31.176.103
Port:
21
Username:
[email protected]
Password:
HW=f09RQ-BL1

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://50.31.176.103/
Port:
21
Username:
[email protected]
Password:
HW=f09RQ-BL1

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2740-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-23-0x0000000000400000-0x0000000000426000-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
2296	powershell.exe
2844	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1924 set thread context of 2740	1924	sipariş.exe	37

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 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	sipariş.exe
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	MSBuild.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
2880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1924	sipariş.exe
1924	sipariş.exe
2740	MSBuild.exe
2844	powershell.exe
2296	powershell.exe
2740	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	sipariş.exe
Token: SeDebugPrivilege	2740	MSBuild.exe
Token: SeDebugPrivilege	2844	powershell.exe
Token: SeDebugPrivilege	2296	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2296	1924	sipariş.exe	31
PID 1924 wrote to memory of 2296	1924	sipariş.exe	31
PID 1924 wrote to memory of 2296	1924	sipariş.exe	31
PID 1924 wrote to memory of 2296	1924	sipariş.exe	31
PID 1924 wrote to memory of 2844	1924	sipariş.exe	33
PID 1924 wrote to memory of 2844	1924	sipariş.exe	33
PID 1924 wrote to memory of 2844	1924	sipariş.exe	33
PID 1924 wrote to memory of 2844	1924	sipariş.exe	33
PID 1924 wrote to memory of 2880	1924	sipariş.exe	35
PID 1924 wrote to memory of 2880	1924	sipariş.exe	35
PID 1924 wrote to memory of 2880	1924	sipariş.exe	35
PID 1924 wrote to memory of 2880	1924	sipariş.exe	35
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37
PID 1924 wrote to memory of 2740	1924	sipariş.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\sipariş.exe
"C:\Users\Admin\AppData\Local\Temp\sipariş.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924
- 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\sipariş.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2296
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sXihKbNNLAFiO.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2844
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sXihKbNNLAFiO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3F42.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2880
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3F42.tmp

Filesize
1KB

MD5
2b80929af57f2e435612c336eff0c9ba

SHA1
f0c95569dc2f1dd23078041d3770e4c89cddf9ba

SHA256
a1e1101a4ec17f614251adfc4401a5b23f83a9062878b5b54a9c148257e19d86

SHA512
34287c5d3ba9c3d0b3bee4c28763eb3845fb7e0e098a38a83e3f0de499245c740561c3ae6ff95ed778d7aab60ab823c4a919d3a7e4109b8d88b1b335ecdce852

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
da40763311d3c9a835725332c56ad296

SHA1
1b3187fb5db340ed9796067bd92a68f267c109b9

SHA256
17bf1f760d8572cc712d059e2c876af1509b5c361bc1334625293a8997a7e078

SHA512
4b48acfd7a1d03dc32fe04155883b981741ccba7fecae4e6c79de7828f6608512e59e75018c2fd7dd0e421724fe67fd2c6112be1d9e152e0394bab75dd5a8618

Download Submit
memory/1924-4-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/1924-31-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/1924-0-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/1924-5-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/1924-6-0x00000000053B0000-0x000000000541C000-memory.dmp

Filesize
432KB

Download
memory/1924-2-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/1924-1-0x0000000001110000-0x00000000011CA000-memory.dmp

Filesize
744KB

Download
memory/1924-3-0x0000000000640000-0x0000000000652000-memory.dmp

Filesize
72KB

Download
memory/2740-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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