snakekeylogger | 737fad84eaa17dce0edefce6e2951e9696aba216adf8ba21af18681867672278

General

Target

PURCHASE_ORDER_N_83194.IMG.exe
Size

912KB
MD5

08e7844d71a35268697573567fa6426d
SHA1

18d3e013a70ddca9f55d540e0d325f2b660f2f39
SHA256

aff2d8ebd4a9c0218b8df1314b12fd2dec7706b7f1cea2029c663c53e52ff187
SHA512

95826d24a4f546b97cad699e1f0df9579b5e66530eb8827d44ffec7249c81ba651ab85664adccf45d6e4ea59910533c600f5a935dd4b7645efb7624a559287d2
SSDEEP

12288:hrT5UqCUfsgdd8JNxNAgnl9PxPJ2J28xF42b3IRifdZL+lU5UCsLoe:hWHNJ3X2YIF4m39ZLwL2e

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7570158401:AAGzmritmTT3Z0Z77i4ThJMCq3NzbjqeNpo/sendMessage?chat_id=7225431807

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2616-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2616-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2616-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2616-31-0x0000000000400000-0x0000000000426000-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
540	powershell.exe
2156	powershell.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE_ORDER_N_83194.IMG.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE_ORDER_N_83194.IMG.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE_ORDER_N_83194.IMG.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
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2132 set thread context of 2616	2132	PURCHASE_ORDER_N_83194.IMG.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	PURCHASE_ORDER_N_83194.IMG.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	PURCHASE_ORDER_N_83194.IMG.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
1044	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2132	PURCHASE_ORDER_N_83194.IMG.exe
2132	PURCHASE_ORDER_N_83194.IMG.exe
2616	PURCHASE_ORDER_N_83194.IMG.exe
540	powershell.exe
2156	powershell.exe
2616	PURCHASE_ORDER_N_83194.IMG.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	PURCHASE_ORDER_N_83194.IMG.exe
Token: SeDebugPrivilege	2616	PURCHASE_ORDER_N_83194.IMG.exe
Token: SeDebugPrivilege	540	powershell.exe
Token: SeDebugPrivilege	2156	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 540	2132	PURCHASE_ORDER_N_83194.IMG.exe	31
PID 2132 wrote to memory of 540	2132	PURCHASE_ORDER_N_83194.IMG.exe	31
PID 2132 wrote to memory of 540	2132	PURCHASE_ORDER_N_83194.IMG.exe	31
PID 2132 wrote to memory of 540	2132	PURCHASE_ORDER_N_83194.IMG.exe	31
PID 2132 wrote to memory of 2156	2132	PURCHASE_ORDER_N_83194.IMG.exe	33
PID 2132 wrote to memory of 2156	2132	PURCHASE_ORDER_N_83194.IMG.exe	33
PID 2132 wrote to memory of 2156	2132	PURCHASE_ORDER_N_83194.IMG.exe	33
PID 2132 wrote to memory of 2156	2132	PURCHASE_ORDER_N_83194.IMG.exe	33
PID 2132 wrote to memory of 1044	2132	PURCHASE_ORDER_N_83194.IMG.exe	34
PID 2132 wrote to memory of 1044	2132	PURCHASE_ORDER_N_83194.IMG.exe	34
PID 2132 wrote to memory of 1044	2132	PURCHASE_ORDER_N_83194.IMG.exe	34
PID 2132 wrote to memory of 1044	2132	PURCHASE_ORDER_N_83194.IMG.exe	34
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37
PID 2132 wrote to memory of 2616	2132	PURCHASE_ORDER_N_83194.IMG.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE_ORDER_N_83194.IMG.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE_ORDER_N_83194.IMG.exe

C:\Users\Admin\AppData\Local\Temp\PURCHASE_ORDER_N_83194.IMG.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE_ORDER_N_83194.IMG.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132
- 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\PURCHASE_ORDER_N_83194.IMG.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:540
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DNJFVAw.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2156
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DNJFVAw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF892.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1044
- C:\Users\Admin\AppData\Local\Temp\PURCHASE_ORDER_N_83194.IMG.exe
  "C:\Users\Admin\AppData\Local\Temp\PURCHASE_ORDER_N_83194.IMG.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:2616

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF892.tmp

Filesize
1KB

MD5
2bbde49db71ca70e6cfd067737daeed7

SHA1
4ef2b0379239e4e43d6d4fe27b79e3f1de098b9e

SHA256
f97e5f3ac82b0f4a1a0e40c79423d2be3f9ef6dc4f867728f9ed5d1fbe29b71a

SHA512
aa424ecfa64f8c531d3512d25f23dc15cda81bc2e7b0e8c575ecf5db070a12ded2f0f2ce630602028cc7ad64ef69c0da8c792cb44f4884d386f000693e9a235b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\UEJT4M0Y27T7AY7DTGTQ.temp

Filesize
7KB

MD5
cb65bc320d3157dde9455fe6c3069853

SHA1
fdf77a033e13bee06099d3f387d783a54ac12722

SHA256
a7f4fca131e45f4d8eed74834350b8360f39033dd68e350e76a4cd6add0d33b1

SHA512
bf32084a0c96fb7a4336fdcb2ce656fd2be27869b148ec181c8c5e6e876138a8efa681851afda2b74c89509b8d3f41fd93f1917085d94c080ba86cf94996e5a3

Download Submit
memory/2132-4-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2132-32-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2132-5-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-6-0x0000000000340000-0x00000000003AC000-memory.dmp

Filesize
432KB

Download
memory/2132-2-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-1-0x0000000000E10000-0x0000000000EFA000-memory.dmp

Filesize
936KB

Download
memory/2132-3-0x0000000000570000-0x000000000058E000-memory.dmp

Filesize
120KB

Download
memory/2616-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2616-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads