snakekeylogger | 3fc17baf7ea2041b7c202d0197323dfbd50ecde1a68c0ac19626069f56023b38

General

Target

order specification.exe
Size

484KB
MD5

bf2e61acdf0a0076c279fbb68f460d6c
SHA1

19e7d28666cc0ceac9a728a9564761220a709d47
SHA256

643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d
SHA512

11ca8e05981c2abe05c396b33fcf07bc91ef36f1ff3b35d601c22e13681590b97fd62c9c7ca73efc971c67f93bf02fc86a8b5b5e43967de0e894e8271345df0c
SSDEEP

12288:y8G1KBsGhcbWFP7ajE9iMg2WMN5IAk3w0/VwSZovH5UP3:2YBfhcbMzaj4guyZs5UP

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
alphagasea.com
Port:
587
Username:
[email protected]
Password:
welding123*
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3192-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
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-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order specification.exe
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order specification.exe
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order specification.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
7	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 852 set thread context of 3192	852	order specification.exe	93

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	order specification.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	order specification.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3192	order specification.exe
3192	order specification.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3192	order specification.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93
PID 852 wrote to memory of 3192	852	order specification.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order specification.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order specification.exe

C:\Users\Admin\AppData\Local\Temp\order specification.exe
"C:\Users\Admin\AppData\Local\Temp\order specification.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:852
- C:\Users\Admin\AppData\Local\Temp\order specification.exe
  "C:\Users\Admin\AppData\Local\Temp\order specification.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:3192

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4380,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=4128 /prefetch:8
1⤵
PID:5144

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/852-8-0x0000000005250000-0x0000000005258000-memory.dmp

Filesize
32KB

Download
memory/852-5-0x0000000005210000-0x000000000521A000-memory.dmp

Filesize
40KB

Download
memory/852-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/852-3-0x0000000004FE0000-0x0000000005072000-memory.dmp

Filesize
584KB

Download
memory/852-13-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/852-4-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/852-6-0x0000000005270000-0x00000000052C6000-memory.dmp

Filesize
344KB

Download
memory/852-7-0x0000000005360000-0x00000000053FC000-memory.dmp

Filesize
624KB

Download
memory/852-2-0x0000000005650000-0x0000000005BF4000-memory.dmp

Filesize
5.6MB

Download
memory/852-1-0x00000000005C0000-0x0000000000640000-memory.dmp

Filesize
512KB

Download
memory/3192-10-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3192-11-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3192-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3192-14-0x0000000006950000-0x00000000069A0000-memory.dmp

Filesize
320KB

Download
memory/3192-15-0x0000000006B70000-0x0000000006D32000-memory.dmp

Filesize
1.8MB

Download
memory/3192-16-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3192-17-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing