limerat | 66ddd93605729379b6c5ac48f00cdf04bba08a188431bafd6ba0b3d4aa356e14

General

Target

e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe
Size

46KB
MD5

abe4ff36c8c3a6cb420fd3fabf0df23f
SHA1

eada417aebe70a6b002f5d4244366fc6ad579000
SHA256

e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c
SHA512

c056f5a7c9ad5a2e8af116438ce8b861b1da69ed2d13ab3ea46407e064e9cd680e2d716d473f951e3ee9f79a730d21ed6e2663ef3aab25396cf8c92d2561e39b
SSDEEP

768:UpCu6vzwdlWN8hOY45NVg1UWj/eb3AsMtY7eb3AsMt:Up6zwdQNbl50CTA/YqTA/

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
1478967
antivm
false
c2_url
https://pastebin.com/raw/Afe0QGiz
delay
3
download_payload
false
install
true
install_name
ApplicationFrameHost.exe
main_folder
AppData
pin_spread
true
sub_folder
\
usb_spread
true

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
3048	LocaljRhkoiqAvJ.exe
3924	ApplicationFrameHost.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	LocaljRhkoiqAvJ.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

T1053

pid	Process
4928	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3924	ApplicationFrameHost.exe
Token: SeDebugPrivilege	3924	ApplicationFrameHost.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 3048	4604	e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe	81
PID 4604 wrote to memory of 3048	4604	e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe	81
PID 4604 wrote to memory of 3048	4604	e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe	81
PID 3048 wrote to memory of 4928	3048	LocaljRhkoiqAvJ.exe	82
PID 3048 wrote to memory of 4928	3048	LocaljRhkoiqAvJ.exe	82
PID 3048 wrote to memory of 4928	3048	LocaljRhkoiqAvJ.exe	82
PID 3048 wrote to memory of 3924	3048	LocaljRhkoiqAvJ.exe	84
PID 3048 wrote to memory of 3924	3048	LocaljRhkoiqAvJ.exe	84
PID 3048 wrote to memory of 3924	3048	LocaljRhkoiqAvJ.exe	84

C:\Users\Admin\AppData\Local\Temp\e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe
"C:\Users\Admin\AppData\Local\Temp\e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Users\Admin\AppData\LocaljRhkoiqAvJ.exe
  "C:\Users\Admin\AppData\LocaljRhkoiqAvJ.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe'"
    3⤵
    - Creates scheduled task(s)
    PID:4928
- - C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe
    "C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Web Service

1

T1102

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\LocaljRhkoiqAvJ.exe

Filesize
28KB

MD5
7a194546c827246d5e2b9026bd8afd82

SHA1
45f92f825dea5e2ff350e6f5b6cdf58ca92f559a

SHA256
eac21c69bee39ee17252ca5d45e18951df7cff669b4af347567c9d894c672d12

SHA512
bf136ca203034a1355e42ac95486b477001eb88a540eb3f116ecbfdd925c98a1cbdd2d0af428d8c5742908fd6da8b33b666fb8c62e5fdb6322924612af21193f

Download Submit
C:\Users\Admin\AppData\LocaljRhkoiqAvJ.exe

Filesize
28KB

MD5
7a194546c827246d5e2b9026bd8afd82

SHA1
45f92f825dea5e2ff350e6f5b6cdf58ca92f559a

SHA256
eac21c69bee39ee17252ca5d45e18951df7cff669b4af347567c9d894c672d12

SHA512
bf136ca203034a1355e42ac95486b477001eb88a540eb3f116ecbfdd925c98a1cbdd2d0af428d8c5742908fd6da8b33b666fb8c62e5fdb6322924612af21193f

Download Submit
C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe

Filesize
28KB

MD5
7a194546c827246d5e2b9026bd8afd82

SHA1
45f92f825dea5e2ff350e6f5b6cdf58ca92f559a

SHA256
eac21c69bee39ee17252ca5d45e18951df7cff669b4af347567c9d894c672d12

SHA512
bf136ca203034a1355e42ac95486b477001eb88a540eb3f116ecbfdd925c98a1cbdd2d0af428d8c5742908fd6da8b33b666fb8c62e5fdb6322924612af21193f

Download Submit
C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe

Filesize
28KB

MD5
7a194546c827246d5e2b9026bd8afd82

SHA1
45f92f825dea5e2ff350e6f5b6cdf58ca92f559a

SHA256
eac21c69bee39ee17252ca5d45e18951df7cff669b4af347567c9d894c672d12

SHA512
bf136ca203034a1355e42ac95486b477001eb88a540eb3f116ecbfdd925c98a1cbdd2d0af428d8c5742908fd6da8b33b666fb8c62e5fdb6322924612af21193f

Download Submit
memory/3048-138-0x0000000005340000-0x00000000053DC000-memory.dmp

Filesize
624KB

Download
memory/3048-137-0x00000000009F0000-0x00000000009FC000-memory.dmp

Filesize
48KB

Download
memory/3048-139-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/3048-140-0x0000000006030000-0x00000000065D4000-memory.dmp

Filesize
5.6MB

Download
memory/4604-132-0x0000000000780000-0x0000000000790000-memory.dmp

Filesize
64KB

Download
memory/4604-142-0x00007FFC92A00000-0x00007FFC934C1000-memory.dmp

Filesize
10.8MB

Download
memory/4604-136-0x00007FFC92A00000-0x00007FFC934C1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads