snakekeylogger | 47067e7bf22a2e73bcde541178755a835a652d9c3806936800dd2137c467b196

General

Target

ZXImiw273cBWd8Y.exe
Size

614KB
MD5

ad9b709f19c450d0a799a66ad9acdc8d
SHA1

f04640fd13dcad7cfd9e9b94f34234ae18a1d2ff
SHA256

787748d37a912d90bb9e5d124c35305118c11aa25501aecee3f939fcd4efed8f
SHA512

cad359f9ac0831a731748eb833b7fe1c40d6cb254386e1d8bcd9ff71173bd634a1ca202ad8674eb650376981bf84f5982d5b3dfc7db9270fdd71d53f39996271
SSDEEP

12288:clxgmTPZz5fXA8w5bnKDwNRQ9iUgOjC6W97VZeWnGEQpkpCtVfW:wdPZzNA8w57KM7Q9iUpj4SgQp4CtV

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5227573794:AAECZBnQSxLs0aOVsV2wnclC6-WKnxPpi_k/sendMessage?chat_id=5217421430

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/3048-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3048-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3048-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3048-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3048-23-0x0000000000400000-0x0000000000426000-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
356	powershell.exe
2820	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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ZXImiw273cBWd8Y.exe
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ZXImiw273cBWd8Y.exe
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ZXImiw273cBWd8Y.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 2380 set thread context of 3048	2380	ZXImiw273cBWd8Y.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	ZXImiw273cBWd8Y.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	ZXImiw273cBWd8Y.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
2944	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2380	ZXImiw273cBWd8Y.exe
2380	ZXImiw273cBWd8Y.exe
3048	ZXImiw273cBWd8Y.exe
356	powershell.exe
2820	powershell.exe
3048	ZXImiw273cBWd8Y.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2380	ZXImiw273cBWd8Y.exe
Token: SeDebugPrivilege	3048	ZXImiw273cBWd8Y.exe
Token: SeDebugPrivilege	356	powershell.exe
Token: SeDebugPrivilege	2820	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 356	2380	ZXImiw273cBWd8Y.exe	31
PID 2380 wrote to memory of 356	2380	ZXImiw273cBWd8Y.exe	31
PID 2380 wrote to memory of 356	2380	ZXImiw273cBWd8Y.exe	31
PID 2380 wrote to memory of 356	2380	ZXImiw273cBWd8Y.exe	31
PID 2380 wrote to memory of 2820	2380	ZXImiw273cBWd8Y.exe	33
PID 2380 wrote to memory of 2820	2380	ZXImiw273cBWd8Y.exe	33
PID 2380 wrote to memory of 2820	2380	ZXImiw273cBWd8Y.exe	33
PID 2380 wrote to memory of 2820	2380	ZXImiw273cBWd8Y.exe	33
PID 2380 wrote to memory of 2944	2380	ZXImiw273cBWd8Y.exe	35
PID 2380 wrote to memory of 2944	2380	ZXImiw273cBWd8Y.exe	35
PID 2380 wrote to memory of 2944	2380	ZXImiw273cBWd8Y.exe	35
PID 2380 wrote to memory of 2944	2380	ZXImiw273cBWd8Y.exe	35
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37
PID 2380 wrote to memory of 3048	2380	ZXImiw273cBWd8Y.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ZXImiw273cBWd8Y.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ZXImiw273cBWd8Y.exe

C:\Users\Admin\AppData\Local\Temp\ZXImiw273cBWd8Y.exe
"C:\Users\Admin\AppData\Local\Temp\ZXImiw273cBWd8Y.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380
- 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\ZXImiw273cBWd8Y.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:356
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uLZxzgLDB.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2820
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uLZxzgLDB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF528.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2944
- C:\Users\Admin\AppData\Local\Temp\ZXImiw273cBWd8Y.exe
  "C:\Users\Admin\AppData\Local\Temp\ZXImiw273cBWd8Y.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:3048

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\tmpF528.tmp

Filesize
1KB

MD5
4cfe2890f6912146ea22a3633ac76e86

SHA1
3aa97120ab7ecd7bbb5deccb04942a9fdd02cdbf

SHA256
5f7ad7e519228b34efaf5fb4d79414ea87b7d3f017d7744c09a9063a25d38a76

SHA512
804ec4cb1c158f2d944253c559f1c0351b44144cf08b4f11b71498df0e9c81f44f04dbb92de083e37a336186b6abe295a6673ee909a9771bb02a0eadc1f69130

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

Filesize
7KB

MD5
ffa16da52cdf09cadb02f4f42b9cd498

SHA1
9143646a8019b57e08e76e1c1666fd85d8b36bcc

SHA256
c8bcf8be872f94048a803853c5cfa424a1a99af75d2946e9c842cf06c4d43f34

SHA512
e1c86d39246d913ba549fa5c462f9cf3a61c20eb47603b2d7d9012d4b2f385db2668afb1c13ece02a5523d6ac10b434be7166417937ed706d998cbb4919baf64

Download Submit
memory/2380-4-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

Filesize
4KB

Download
memory/2380-32-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

Filesize
4KB

Download
memory/2380-5-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-6-0x00000000003B0000-0x000000000041C000-memory.dmp

Filesize
432KB

Download
memory/2380-2-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-1-0x0000000000D40000-0x0000000000DDE000-memory.dmp

Filesize
632KB

Download
memory/2380-3-0x00000000006A0000-0x00000000006BE000-memory.dmp

Filesize
120KB

Download
memory/3048-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3048-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-29-0x0000000000400000-0x0000000000426000-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