snakekeylogger | 611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5

General

Target

611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe
Size

997KB
MD5

ba6582876c5e9697840b20325ff120d0
SHA1

f5a9ce06138224b27b9eb13bc258859acb177b99
SHA256

611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5
SHA512

fcafcb8c95414a41f5b3f0e7c80cd326e3ef84147af1adf7965a3f3fa236163e802c85508e0afcbf103777f7a9d3309d29928d8adc3ac5ca43e5bca39d81c59b
SSDEEP

12288:ALkcoxg7v3qnC11ErwIhh0F4qwUgUny5QYEAmD4oESIFTYrgxtATG/PnaFLIont4:WfmMv6Ckr7Mny5QYjBcrbG/PFZUcW6L

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.zarlynx.com
Port:
587
Username:
[email protected]
Password:
mrafie12345678910
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2748-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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 2444 set thread context of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2748	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2444 wrote to memory of 2748	2444	611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe	30
PID 2748 wrote to memory of 2600	2748	RegSvcs.exe	31
PID 2748 wrote to memory of 2600	2748	RegSvcs.exe	31
PID 2748 wrote to memory of 2600	2748	RegSvcs.exe	31
PID 2748 wrote to memory of 2600	2748	RegSvcs.exe	31
PID 2600 wrote to memory of 2712	2600	cmd.exe	33
PID 2600 wrote to memory of 2712	2600	cmd.exe	33
PID 2600 wrote to memory of 2712	2600	cmd.exe	33
PID 2600 wrote to memory of 2712	2600	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe
"C:\Users\Admin\AppData\Local\Temp\611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\611a15d01208ad0010452147c4e153b89299e83450329fd2918ae88838fa6df5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2600
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2444-2-0x00000000032B0000-0x00000000034B0000-memory.dmp

Filesize
2.0MB

Download
memory/2748-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2748-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2748-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2748-8-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/2748-9-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-10-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/2748-11-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-12-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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