snakekeylogger | d07f3d05d91790637901f276b2b2a13ae4006768c22d9e6576a283a916530e38

General

Target

PURCHASE ORDER PO 428 $ 477.exe
Size

666KB
MD5

8f87cc941a19f7866de8e0a39e27e892
SHA1

fd1f0673716bd5ae106f02f49c7e5eb14a6e74ae
SHA256

d07f3d05d91790637901f276b2b2a13ae4006768c22d9e6576a283a916530e38
SHA512

f5fb87ed54a707a17f5883bd083b84dade1ebe866dd72af1e495b3bfc65f535bb5787f310b44b91fac2534131fc2f9ee978e040fcb4ef0ec0380763956e9c44d
SSDEEP

12288:WKOlbxr0Zu0IO8DfpJ3j1V2Yw+iDMqQ/cEpxOyZ+cstDu2Zhrxtk+i6TIC:Fu/fpJL2cbqiYrAh

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
project2021blessing

C2

https://api.telegram.org/bot7810622048:AAGlXVtU9EeAX6sumC63y05EJISEAmugavs/sendMessage?chat_id=986310232

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2432-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2432-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2432-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2432-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2432-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1804 set thread context of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	PURCHASE ORDER PO 428 $ 477.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2432	RegSvcs.exe
2432	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2432	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31
PID 1804 wrote to memory of 2432	1804	PURCHASE ORDER PO 428 $ 477.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER PO 428 $ 477.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER PO 428 $ 477.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1804-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/1804-1-0x0000000000CB0000-0x0000000000D5C000-memory.dmp

Filesize
688KB

Download
memory/1804-2-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/1804-3-0x00000000004F0000-0x0000000000516000-memory.dmp

Filesize
152KB

Download
memory/1804-4-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/1804-5-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/1804-6-0x00000000003C0000-0x000000000042A000-memory.dmp

Filesize
424KB

Download
memory/1804-24-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2432-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2432-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-23-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2432-25-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2432-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2432-26-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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