limerat | ad59f7a299e7839f81f04f037be2234da036c58b2f6ed2a9c9cb109f3d18705b

General

Target

5e150a45eeb9215dee33da8f9e6c6ae9.dll
Size

1.1MB
MD5

5e150a45eeb9215dee33da8f9e6c6ae9
SHA1

d05a8c383051ffacb104856b58eeda123bb70695
SHA256

ad59f7a299e7839f81f04f037be2234da036c58b2f6ed2a9c9cb109f3d18705b
SHA512

78cd3ac83eadb0431399f4fd0a8e68e2b7af1747323281d04b6c0dfa0bf6eb318df977ff75c1514de1c623fa43d67fffa9981f4c581533d6cb8aa75afd4e9906
SSDEEP

24576:JQfzEWuougTY5sC1Mp7vHyecNLWlGNxTRQY:qzTuuYp1G/yecNLWIxTR

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Wallets

1LLUV51XQKqq94X965Cc6uGPXeZEGSqCdV

Attributes

aes_key
NYANCAT
antivm
false
c2_url
https://pastebin.com/raw/4pByu6u5
delay
3
download_payload
false
install
false
install_name
Wservices.exe
main_folder
AppData
pin_spread
false
sub_folder
\
usb_spread
true

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2056	035.exe

Loads dropped DLL 1 IoCs

pid	Process
2368	rundll32.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2368 set thread context of 2056	2368	rundll32.exe	29

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
2544	schtasks.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 1080 wrote to memory of 2368	1080	rundll32.exe	28
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2368 wrote to memory of 2056	2368	rundll32.exe	29
PID 2056 wrote to memory of 2544	2056	035.exe	33
PID 2056 wrote to memory of 2544	2056	035.exe	33
PID 2056 wrote to memory of 2544	2056	035.exe	33
PID 2056 wrote to memory of 2544	2056	035.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e150a45eeb9215dee33da8f9e6c6ae9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e150a45eeb9215dee33da8f9e6c6ae9.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2368
- - C:\Users\Admin\AppData\Local\Temp\035.exe
    "035.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:2056
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KzSuNlCQoYKnH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEF10.tmp"
      4⤵
      Creates scheduled task(s)
      PID:2544
  - - C:\Users\Admin\AppData\Local\Temp\035.exe
      "C:\Users\Admin\AppData\Local\Temp\035.exe"
      4⤵
      PID:1860

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabDAA.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarDEC.tmp

Filesize
47KB

MD5
e151bc36baf5f3a4a5492c2d21613a08

SHA1
1e894bb428716cdd1f13578f0128ba3f043b4880

SHA256
08ccbda6b4fc1465d0a6445930a75c6ed93f483c5b262fe598bd93a9fbba08a3

SHA512
ba991a970c970a99aa23aa2df68eec177319124d0e8e378d1c90451a547e66176b63d4140f4bad6cf07be14abaae80fb7121faa3c4a7ea2f3245238e021a0f91

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEF10.tmp

Filesize
1KB

MD5
5e9f3eaa69e92fab1914364809cdf31c

SHA1
b3f6205957db514b5c85a0746535eff19afaef2b

SHA256
55c055fdb7e480dc13cfe82dbe10896a174701e32f8034fa7eb9161da8e1fa77

SHA512
8baf5120de5c3d935cdc8aa6bc1f1db18d22d83b4b9398221785198a2089653ded290cfda3aea6681c20f48b7c48ebc37f532fe54bbd5e8ed741f745665876ce

Download Submit
\Users\Admin\AppData\Local\Temp\035.exe

Filesize
5KB

MD5
62d2761bd5c33184f5f394b8a5232af6

SHA1
ae8f31dad61e272b84048dc896318982e619a901

SHA256
cb722390fb9e87f12974af6f8a5c458b46335631adb9e486fc3bdb012d9188a4

SHA512
f938e757eb84b782e5428261651809727011882f440816353c2f6239671391e5306ccd9cf6e77954d3bedb100e3e3005a5d3b72700a2eca9c4ee00dfe6672f6f

Download Submit
memory/1860-30-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1860-46-0x0000000000430000-0x0000000000470000-memory.dmp

Filesize
256KB

Download
memory/1860-81-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/1860-82-0x0000000000430000-0x0000000000470000-memory.dmp

Filesize
256KB

Download
memory/1860-32-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1860-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1860-38-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1860-41-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1860-45-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/1860-43-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1860-34-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2056-15-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2056-18-0x0000000004E50000-0x0000000004E90000-memory.dmp

Filesize
256KB

Download
memory/2056-22-0x0000000005090000-0x0000000005116000-memory.dmp

Filesize
536KB

Download
memory/2056-21-0x0000000004E50000-0x0000000004E90000-memory.dmp

Filesize
256KB

Download
memory/2056-20-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-44-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-19-0x0000000000240000-0x0000000000256000-memory.dmp

Filesize
88KB

Download
memory/2056-23-0x0000000000D50000-0x0000000000D9A000-memory.dmp

Filesize
296KB

Download
memory/2056-17-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-13-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2056-10-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2056-7-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2056-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2056-6-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2056-5-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2056-4-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads