snakekeylogger | 5b77c17c1bb413e5d87843c960f67152fd4e6f558efbc8ad778a93b88e115c69

General

Target

dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe
Size

667KB
MD5

dab5bce27a9d25f219566fa7d17762c6
SHA1

338959d2a56613ff7d60e378cd570716cc155121
SHA256

5b77c17c1bb413e5d87843c960f67152fd4e6f558efbc8ad778a93b88e115c69
SHA512

09596bc46c5cf5c572f2432a26844bdac591075b39c423c720f0c6bf88baa3fefa88c3ea84c103579aaafe483b401162559e144d340eb6f89ee9e6d7ea84f6cc
SSDEEP

12288:Q2SR/SQVieUY3JMpEUmM05n8xYVeoQeH0GYAZnrehql:qR/SQVi7Y3JMdyn8GseH0ytris

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1335107831:AAGZPoo67JukV78LJI16BeQqy3whx-zI59g/sendMessage?chat_id=1294593001

Signatures

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

Beds Protector Packer 1 IoCs

Detects Beds Protector packer used to load .NET malware.

resource	yara_rule
behavioral2/memory/3412-4-0x00000000053B0000-0x0000000005448000-memory.dmp	beds_protector

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\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.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
3	checkip.dyndns.org
27	freegeoip.app
28	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3412 set thread context of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1668	3412	WerFault.exe	89
1036	3196	WerFault.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	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3196	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe	93
PID 3412 wrote to memory of 3196	3412	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.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	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.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	dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Users\Admin\AppData\Local\Temp\dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\dab5bce27a9d25f219566fa7d17762c6_JaffaCakes118.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:3196
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3196 -s 1792
    3⤵
    - Program crash
    PID:1036
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 1180
  2⤵
  - Program crash
  PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3412 -ip 3412
1⤵
PID:3972

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=3960,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8
1⤵
PID:552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3196 -ip 3196
1⤵
PID:5048

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

memory/3196-8-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/3196-15-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-14-0x0000000006970000-0x0000000006B32000-memory.dmp

Filesize
1.8MB

Download
memory/3196-13-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-11-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-9-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3412-4-0x00000000053B0000-0x0000000005448000-memory.dmp

Filesize
608KB

Download
memory/3412-7-0x0000000005300000-0x0000000005316000-memory.dmp

Filesize
88KB

Download
memory/3412-6-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3412-5-0x0000000005540000-0x00000000055DC000-memory.dmp

Filesize
624KB

Download
memory/3412-10-0x0000000005500000-0x000000000550A000-memory.dmp

Filesize
40KB

Download
memory/3412-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/3412-12-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3412-3-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/3412-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

Filesize
5.6MB

Download
memory/3412-1-0x00000000009D0000-0x0000000000A7E000-memory.dmp

Filesize
696KB

Download

Analysis

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