snakekeylogger | d85b912c5171741966d6c8238db04de39b56ed1b696ccf7a32400d34cd29338c

General

Target

MT ESHIPS COBIA.exe
Size

492KB
MD5

eed3180705c584f83fce43b5a89a4d95
SHA1

7b49f051d5bab815ee88748368fb06ad07ba70a7
SHA256

d85b912c5171741966d6c8238db04de39b56ed1b696ccf7a32400d34cd29338c
SHA512

3b35e07a6d117700725d1569079eb44dc1fb98189d2fae55b2d9797a29365ef36fe794184561eb429fd0737fabbc2e8a282430a22725558ec7424cbfe06e878e
SSDEEP

12288:l/ipq9IbMmP2qXTeyOnTYBbsAOvrYfQ6:l/BgMm+qDebGZouQ6

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2876-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2088 set thread context of 2876	2088	MT ESHIPS COBIA.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2876	RegAsm.exe
2876	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28
PID 2088 wrote to memory of 2876	2088	MT ESHIPS COBIA.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\MT ESHIPS COBIA.exe
"C:\Users\Admin\AppData\Local\Temp\MT ESHIPS COBIA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2088-0-0x0000000000A00000-0x0000000000A82000-memory.dmp

Filesize
520KB

Download
memory/2088-1-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-3-0x00000000020C0000-0x0000000002100000-memory.dmp

Filesize
256KB

Download
memory/2088-2-0x0000000000490000-0x00000000004E4000-memory.dmp

Filesize
336KB

Download
memory/2088-4-0x0000000000530000-0x0000000000538000-memory.dmp

Filesize
32KB

Download
memory/2088-17-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

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