limerat | ce7373c120d221aa19a299f4e186bf15139e1fa93bd56e2d8f7cb5c4a6f0c445

General

Target

af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe
Size

315KB
MD5

af74ac50d79d06a2277d623b5bc99836
SHA1

5ed134f92db0ea1f15c74ee117bf1d5c2a93a079
SHA256

ce7373c120d221aa19a299f4e186bf15139e1fa93bd56e2d8f7cb5c4a6f0c445
SHA512

59409b81c6904172077b07986ae3bb53905bed136a183d9eac7d61cef50295489a4cb63d8c6560f318a0a8c57b01559439d82efc5d940acd7d10964e9426f443
SSDEEP

3072:w22Kyiy+8SXKZxg6CsKnZF3hmsohtk2xUdZBBZu3Ih+:3igGIj3h7ouXh

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
root
antivm
false
c2_url
https://pastebin.com/raw/fJX8Ku77
delay
3
download_payload
false
install
true
install_name
GoogleUpdate.exe
main_folder
Temp
pin_spread
false
sub_folder
\Google\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/fJX8Ku77
download_payload
false
install
false
pin_spread
false
usb_spread
false

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1700	GoogleUpdate.exe
4084	GoogleUpdate.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
31	pastebin.com
32	pastebin.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 5008 set thread context of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 1700 set thread context of 4084	1700	GoogleUpdate.exe	94

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe
5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe
1700	GoogleUpdate.exe
1700	GoogleUpdate.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe
Token: SeDebugPrivilege	1700	GoogleUpdate.exe
Token: SeDebugPrivilege	4084	GoogleUpdate.exe
Token: SeDebugPrivilege	4084	GoogleUpdate.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 5008 wrote to memory of 4848	5008	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	88
PID 4848 wrote to memory of 4976	4848	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	89
PID 4848 wrote to memory of 4976	4848	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	89
PID 4848 wrote to memory of 4976	4848	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	89
PID 4848 wrote to memory of 1700	4848	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	91
PID 4848 wrote to memory of 1700	4848	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	91
PID 4848 wrote to memory of 1700	4848	af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe	91
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94
PID 1700 wrote to memory of 4084	1700	GoogleUpdate.exe	94

C:\Users\Admin\AppData\Local\Temp\af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5008
- C:\Users\Admin\AppData\Local\Temp\af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4848
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\Google\GoogleUpdate.exe'"
    3⤵
    - Creates scheduled task(s)
    PID:4976
- - C:\Users\Admin\AppData\Local\Temp\Google\GoogleUpdate.exe
    "C:\Users\Admin\AppData\Local\Temp\Google\GoogleUpdate.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1700
  - - C:\Users\Admin\AppData\Local\Temp\Google\GoogleUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\Google\GoogleUpdate.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      PID:4084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\af74ac50d79d06a2277d623b5bc99836_JaffaCakes118.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\Google\GoogleUpdate.exe

Filesize
315KB

MD5
af74ac50d79d06a2277d623b5bc99836

SHA1
5ed134f92db0ea1f15c74ee117bf1d5c2a93a079

SHA256
ce7373c120d221aa19a299f4e186bf15139e1fa93bd56e2d8f7cb5c4a6f0c445

SHA512
59409b81c6904172077b07986ae3bb53905bed136a183d9eac7d61cef50295489a4cb63d8c6560f318a0a8c57b01559439d82efc5d940acd7d10964e9426f443

Download Submit
memory/4848-11-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4848-30-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4848-17-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4848-16-0x0000000005530000-0x0000000005596000-memory.dmp

Filesize
408KB

Download
memory/4848-12-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/5008-5-0x00000000057A0000-0x00000000057AA000-memory.dmp

Filesize
40KB

Download
memory/5008-8-0x0000000006FA0000-0x0000000006FB8000-memory.dmp

Filesize
96KB

Download
memory/5008-9-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

Filesize
4KB

Download
memory/5008-10-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/5008-7-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/5008-6-0x0000000005AB0000-0x0000000005B06000-memory.dmp

Filesize
344KB

Download
memory/5008-14-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/5008-15-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/5008-0-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

Filesize
4KB

Download
memory/5008-4-0x0000000005880000-0x0000000005912000-memory.dmp

Filesize
584KB

Download
memory/5008-3-0x0000000005E30000-0x00000000063D4000-memory.dmp

Filesize
5.6MB

Download
memory/5008-2-0x00000000057E0000-0x000000000587C000-memory.dmp

Filesize
624KB

Download
memory/5008-1-0x0000000000DA0000-0x0000000000DF4000-memory.dmp

Filesize
336KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads