snakekeylogger | f762563c3e7a28714cbec35efae8524d5b2a9889274f73dd963f9a9f1934aaa6

Analysis

max time kernel
42s
max time network
113s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/10/2022, 06:27

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General

Target
STATEMENT OF ACCOUNT.exe
Size 176KB
Sample221005-g7rddsded5
SHA256 f762563c3e7a28714cbec35efae8524d5b2a9889274f73dd963f9a9f1934aaa6
MD5 a487e807181d12a6ee2ecd3e0d0fb5b0
SHA1 f4b62bc76b215419985cb43614adff7fb3365027
SHA512 fdba557b6407292051711bfd7dbff8fdea9fbc7a0ae42a88dbff2427d4b839872844eceb88715ab1466463ec96a5306f99fdd2d00be93cc1207b99df22aa4657
SSDEEP 3072:+gIEHsp5CDeDa06Z0Dte6zRCj5Q72jsGIYPe7uzbFdPzNte/z:g5CUQK4qR8Q72XwGbFFH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5515611206:AAEcQSX8hXHOAxSYr8KUdLxGF5eqw4FRXoA/sendMessage?chat_id=1504449137

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/1144-56-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1144-57-0x000000000042012E-mapping.dmp	family_snakekeylogger
behavioral1/memory/1144-59-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1144-62-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.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 1912 set thread context of 1144	1912	STATEMENT OF ACCOUNT.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1144	CasPol.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1912	STATEMENT OF ACCOUNT.exe
Token: SeDebugPrivilege	1144	CasPol.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28
PID 1912 wrote to memory of 1144	1912	STATEMENT OF ACCOUNT.exe	28

outlook_office_path 1 IoCs

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

outlook_win_path 1 IoCs

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	CasPol.exe

C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
"C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1144

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1144-56-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1144-59-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1144-62-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1144-63-0x00000000763F1000-0x00000000763F3000-memory.dmp

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memory/1912-54-0x00000000001A0000-0x00000000001D0000-memory.dmp

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memory/1912-55-0x0000000000480000-0x00000000004A8000-memory.dmp

Download

memory/1912-60-0x0000000077970000-0x0000000077B19000-memory.dmp

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