limerat | 5b840344bda0f53b83c8d429eaf6673a941bc0455306b72eba72ee4df2762be5

Analysis

max time kernel
145s
max time network
148s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 14:48

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General

Target

8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe
Size

92KB
MD5

8356c52ea1848cddcca3edc7992ab3b0
SHA1

6c6e39967c236df518a2dcaefb5c51849eaf9afe
SHA256

5b840344bda0f53b83c8d429eaf6673a941bc0455306b72eba72ee4df2762be5
SHA512

3a8b46b29cf5288611bda486c39695f67bcff88f91cd821ae345de071aa1b297366af47fbc5ef579bd6c410f6e1c920d2e4651758e6118caefa407425b09df16
SSDEEP

1536:+tNQi/tQBpNGMerBfcpSHduJ2b4Tds/q/Ykg7CN/tNupiAK+A09l:D+tQBXderqAAAidb/f+2/ug0D

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/7sALhsP2
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
Limerat family
limerat

Executes dropped EXE 1 IoCs

Processes:

helps.exe

pid	Process
2840	helps.exe

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

Web Service

T1102

Processes:

flow	ioc
5	pastebin.com
4	pastebin.com

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

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
2440	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

helps.exe

description	pid	Process
Token: SeDebugPrivilege	2840	helps.exe
Token: SeDebugPrivilege	2840	helps.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1488 wrote to memory of 2440	1488	8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe	32
PID 1488 wrote to memory of 2440	1488	8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe	32
PID 1488 wrote to memory of 2440	1488	8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe	32
PID 1488 wrote to memory of 2840	1488	8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe	34
PID 1488 wrote to memory of 2840	1488	8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe	34
PID 1488 wrote to memory of 2840	1488	8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe	34

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8356c52ea1848cddcca3edc7992ab3b0_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\system32\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\helps.exe'"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2440
- C:\Users\Admin\AppData\Local\Temp\helps.exe
  "C:\Users\Admin\AppData\Local\Temp\helps.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\helps.exe

Filesize
92KB

MD5
8356c52ea1848cddcca3edc7992ab3b0

SHA1
6c6e39967c236df518a2dcaefb5c51849eaf9afe

SHA256
5b840344bda0f53b83c8d429eaf6673a941bc0455306b72eba72ee4df2762be5

SHA512
3a8b46b29cf5288611bda486c39695f67bcff88f91cd821ae345de071aa1b297366af47fbc5ef579bd6c410f6e1c920d2e4651758e6118caefa407425b09df16

Download Submit
memory/1488-0-0x000007FEF5B13000-0x000007FEF5B14000-memory.dmp

Filesize
4KB

Download
memory/1488-1-0x00000000003F0000-0x000000000040E000-memory.dmp

Filesize
120KB

Download
memory/1488-2-0x0000000000140000-0x0000000000152000-memory.dmp

Filesize
72KB

Download
memory/1488-3-0x0000000000360000-0x0000000000378000-memory.dmp

Filesize
96KB

Download
memory/1488-4-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download
memory/1488-10-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download
memory/2840-12-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download
memory/2840-11-0x0000000000D10000-0x0000000000D2E000-memory.dmp

Filesize
120KB

Download
memory/2840-13-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download
memory/2840-14-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download
memory/2840-15-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download