snakekeylogger | ee7e969904407f4e591c22b00ed91d1ed3f28c717e7075169d405dd157950bb4

General

Target

854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
Size

773KB
MD5

4c0879ae07575bf47a534f7591fa31de
SHA1

36bf899720c14b0b6dfc7728bcf2f6a4befd7b13
SHA256

ee7e969904407f4e591c22b00ed91d1ed3f28c717e7075169d405dd157950bb4
SHA512

ec166c0f997ca8b850c34ff0605f10e9fa349d3cc811cebcdd50c92c83c020f2c2c73b8be4d66d49f35d74766f5e3081c55afeb2c196783e5a93467c7e6efbae
SSDEEP

12288:7To0l1k5gTusufEdIbfRGzAo3pnhbI11m7Iusl6XULJiNll3hYWnxEDv6DK:7TmKussEdITReAo3pnhE3usSzPhY2

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5253212199:AAG-02qWN77aEjxlYTZ-WAZ7WOi_I4kCde8/sendMessage?chat_id=2128925974

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1744-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1744-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1744-67-0x00000000004201CE-mapping.dmp	family_snakekeylogger
behavioral1/memory/1744-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1744-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1744-71-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\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.

Processes:

flow ioc

4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe

description pid process target process

PID 1836 set thread context of 1744 1836 854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe MSBuild.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1836 set thread context of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exeMSBuild.exe

pid	process
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
1744	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 1836 854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
Token: SeDebugPrivilege 1744 MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
Token: SeDebugPrivilege	1744	MSBuild.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe

description	pid	process	target process
PID 1836 wrote to memory of 1240	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1240	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1240	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1240	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe
PID 1836 wrote to memory of 1744	1836	854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
"C:\Users\Admin\AppData\Local\Temp\854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
PID:1240

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:1744

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1744-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1744-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1744-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1744-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1744-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1744-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1744-67-0x00000000004201CE-mapping.dmp

Download
memory/1744-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1836-55-0x0000000075771000-0x0000000075773000-memory.dmp

Filesize
8KB

Download
memory/1836-54-0x0000000000E40000-0x0000000000F08000-memory.dmp

Filesize
800KB

Download
memory/1836-59-0x0000000000D00000-0x0000000000D26000-memory.dmp

Filesize
152KB

Download
memory/1836-58-0x0000000007400000-0x0000000007480000-memory.dmp

Filesize
512KB

Download
memory/1836-57-0x0000000000390000-0x000000000039C000-memory.dmp

Filesize
48KB

Download
memory/1836-56-0x0000000000380000-0x0000000000394000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads