snakekeylogger | 256b0ce3c9164315809fbcfbbdb1624d662b72cd5156bfcab0550abd88f83dca

General

Target

PO#5831205.exe
Size

618KB
MD5

931ed17fdcdb3ff5176c81d1bc35468b
SHA1

8fe727064eca37e6823393e28580f70a2d01b182
SHA256

256b0ce3c9164315809fbcfbbdb1624d662b72cd5156bfcab0550abd88f83dca
SHA512

dab2149f9d127352ded6b0596ffd4b04d9cfe53b09772e61a5a1447891690520ac48d31a430038b3498244fab79efee35756c7922c208791039ae7712a74f560
SSDEEP

12288:BKN3E8b4cgmzUODZda4IOhNm2SzuH2LH6j8q3QtoQP:MG44cgmzJdNI+mBC1L3HI

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.aktagor-prom.by
Port:
587
Username:
[email protected]
Password:
71z&rRC84

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3872-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#5831205.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#5831205.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#5831205.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
16	checkip.dyndns.org
21	reallyfreegeoip.org
22	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4040 set thread context of 3872	4040	PO#5831205.exe	87

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	PO#5831205.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO#5831205.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4040	PO#5831205.exe
4040	PO#5831205.exe
3872	PO#5831205.exe
3872	PO#5831205.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4040	PO#5831205.exe
Token: SeDebugPrivilege	3872	PO#5831205.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4040	PO#5831205.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4040	PO#5831205.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87
PID 4040 wrote to memory of 3872	4040	PO#5831205.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#5831205.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#5831205.exe

C:\Users\Admin\AppData\Local\Temp\PO#5831205.exe
"C:\Users\Admin\AppData\Local\Temp\PO#5831205.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4040
- C:\Users\Admin\AppData\Local\Temp\PO#5831205.exe
  "C:\Users\Admin\AppData\Local\Temp\PO#5831205.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:3872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO#5831205.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3872-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3872-19-0x0000000006BF0000-0x0000000006DB2000-memory.dmp

Filesize
1.8MB

Download
memory/3872-18-0x00000000069D0000-0x0000000006A20000-memory.dmp

Filesize
320KB

Download
memory/3872-17-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3872-16-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3872-14-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4040-4-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4040-8-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4040-9-0x0000000002680000-0x00000000026EC000-memory.dmp

Filesize
432KB

Download
memory/4040-10-0x000000000D4E0000-0x000000000D57C000-memory.dmp

Filesize
624KB

Download
memory/4040-7-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/4040-6-0x0000000006760000-0x000000000677E000-memory.dmp

Filesize
120KB

Download
memory/4040-5-0x0000000004EA0000-0x0000000004EAA000-memory.dmp

Filesize
40KB

Download
memory/4040-15-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4040-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/4040-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/4040-2-0x0000000005440000-0x00000000059E4000-memory.dmp

Filesize
5.6MB

Download
memory/4040-1-0x00000000004A0000-0x0000000000540000-memory.dmp

Filesize
640KB

Download

Analysis

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