snakekeylogger | 7bcce65d6166d096b69e5cd5e4a1e6a3991ff77aed3495da1af2b4f9ecbeef93

General

Target

PO 732001_pdf.exe
Size

710KB
MD5

16518717490a9378b8ce9e4398c22bba
SHA1

94199ea9d1227a495d09fc77a63088d25829b022
SHA256

7bcce65d6166d096b69e5cd5e4a1e6a3991ff77aed3495da1af2b4f9ecbeef93
SHA512

c9d94d712ee5039ac8833140fe5e107d87aa12644a411429d21dccf1b18d61fa6c727b04f3238050c18501df20afafdcddf81c554f8e13ac1ce9fdcdbce86522
SSDEEP

12288:/UNSgr0oFGV/nMA1uSx8AevTsff0a8Gt3w8sqz4XRKyghCS09QPi/4mJoHpqf2wt:/UtwfTo1f7wCtxzfJGY

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6010601014:AAE_RJm-2igP99_YnmRQZ_TajH6dCuBx6CI/sendMessage?chat_id=869301167

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/940-60-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/940-62-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/940-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/940-64-0x000000000042066E-mapping.dmp	family_snakekeylogger
behavioral1/memory/940-68-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/940-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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
3	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1972 set thread context of 940	1972	PO 732001_pdf.exe	29

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1972	PO 732001_pdf.exe
940	MSBuild.exe
940	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1972	PO 732001_pdf.exe
Token: SeDebugPrivilege	940	MSBuild.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 980	1972	PO 732001_pdf.exe	28
PID 1972 wrote to memory of 980	1972	PO 732001_pdf.exe	28
PID 1972 wrote to memory of 980	1972	PO 732001_pdf.exe	28
PID 1972 wrote to memory of 980	1972	PO 732001_pdf.exe	28
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29
PID 1972 wrote to memory of 940	1972	PO 732001_pdf.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\PO 732001_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO 732001_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\MSBuild.exe"
  2⤵
  PID:980
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:940

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/940-57-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-58-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-62-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-68-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-69-0x0000000075981000-0x0000000075983000-memory.dmp

Filesize
8KB

Download
memory/1972-54-0x0000000000FB0000-0x0000000001068000-memory.dmp

Filesize
736KB

Download
memory/1972-55-0x00000000002C0000-0x00000000002D2000-memory.dmp

Filesize
72KB

Download
memory/1972-56-0x00000000003F0000-0x00000000003F8000-memory.dmp

Filesize
32KB

Download

Analysis

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