snakekeylogger | df0d61eb19b8a191a145972c6398fbd388b52b00acf9dd24dd07627a02f5036c

General

Target

Updated Price List.exe
Size

909KB
MD5

48303a0f6cf86a64328acc545192bff0
SHA1

2c9973e30e9697c5c8b6a91ecb3fbc8b05c3b455
SHA256

dcb42b8ad4e7cc40fe12cfef0f5b97fba6073716a6315784ed6dd8847a51e86d
SHA512

f54afc180d0d1bf6ce4ddaa8ea04a1c2281390a8bc102b2b5e52d6bed2083932af1e0862a7d498695cde64a939d5704d2e48766c4b72fab76c8321cd8ac36891
SSDEEP

12288:m3ks0DMw9q5M3FYOc+s7LbcwH8YiSFDw5:m3ksxw9rYO6Pcwcaw

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7572469755:AAHCBLe3bEv-r8VSlR3NztVSSHz6JBpCC7s/sendMessage?chat_id=7207594974

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4716-12-0x0000000000400000-0x0000000000426000-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-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Updated Price List.exe
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Updated Price List.exe
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Updated Price List.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
37	checkip.dyndns.org
40	reallyfreegeoip.org
41	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2348 set thread context of 4716	2348	Updated Price List.exe	94

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	Updated Price List.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Updated Price List.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4716	Updated Price List.exe
4716	Updated Price List.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4716	Updated Price List.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94
PID 2348 wrote to memory of 4716	2348	Updated Price List.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Updated Price List.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Updated Price List.exe

C:\Users\Admin\AppData\Local\Temp\Updated Price List.exe
"C:\Users\Admin\AppData\Local\Temp\Updated Price List.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Users\Admin\AppData\Local\Temp\Updated Price List.exe
  "C:\Users\Admin\AppData\Local\Temp\Updated Price List.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:4716

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Updated Price List.exe.log

Filesize
1KB

MD5
de3d9ab4d240ea92574fb9f15d887599

SHA1
a34a302862495c59af59e2b3ab15e23625de2f77

SHA256
d6eeab29d2390946ef726c2bb234f820296afad15aa8c9b34078150d63c3eb63

SHA512
1f5a46df6ff38e6dbc415e405d5d3f07d840a219f0e0c5027aac9bfc5e51badbfb4c6ce96e6ee0f2d5ebd59d46902d087cc572fe21bc0cd849653df627b49492

Download Submit
memory/2348-5-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2348-1-0x0000000000FD0000-0x00000000010BA000-memory.dmp

Filesize
936KB

Download
memory/2348-3-0x0000000005A40000-0x0000000005AD2000-memory.dmp

Filesize
584KB

Download
memory/2348-4-0x0000000005C50000-0x0000000005FA4000-memory.dmp

Filesize
3.3MB

Download
memory/2348-0-0x000000007502E000-0x000000007502F000-memory.dmp

Filesize
4KB

Download
memory/2348-6-0x0000000005C00000-0x0000000005C0A000-memory.dmp

Filesize
40KB

Download
memory/2348-7-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/2348-11-0x000000000D0D0000-0x000000000D16C000-memory.dmp

Filesize
624KB

Download
memory/2348-9-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2348-2-0x00000000060B0000-0x0000000006654000-memory.dmp

Filesize
5.6MB

Download
memory/2348-8-0x000000007502E000-0x000000007502F000-memory.dmp

Filesize
4KB

Download
memory/2348-10-0x0000000005480000-0x00000000054EA000-memory.dmp

Filesize
424KB

Download
memory/2348-16-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-19-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-15-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-17-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-18-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4716-20-0x00000000065C0000-0x0000000006610000-memory.dmp

Filesize
320KB

Download
memory/4716-21-0x00000000067E0000-0x00000000069A2000-memory.dmp

Filesize
1.8MB

Download

Analysis

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