limerat | c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20

Analysis

max time kernel
147s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
09-06-2024 09:46

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General

Target

c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe
Size

262KB
MD5

707a6fa9d0dfc998063525e6697402b1
SHA1

e5a930dab328f46a1f7f9b25115b08a8666616e4
SHA256

c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20
SHA512

80d682e357f08fd02abfc255000cc4ba0d7b8ca705a850f78822c61fa4c7a702984ca2f8e73500dab33964a43bba7098b16e1a3ad7bb9375f34b698377b878f1
SSDEEP

3072:kJ3DOOITimBCpBigzNm1VD4Uh4iYatRlgpa/hz58O0Bz65/M6If+3Js+3JFkKeTn:WDdb7Tz0T4ihtz8WzYxBt25

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/6bPeUTd1
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

Executes dropped EXE 1 IoCs

pid	Process
2496	Plugin.exe

Loads dropped DLL 2 IoCs

pid	Process
1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe
1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service

T1102

flow	ioc
4	pastebin.com
5	pastebin.com
6	0.tcp.sa.ngrok.io
20	0.tcp.sa.ngrok.io
36	0.tcp.sa.ngrok.io

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
2564	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe
Token: SeDebugPrivilege	2496	Plugin.exe
Token: SeDebugPrivilege	2496	Plugin.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2564	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	29
PID 1936 wrote to memory of 2564	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	29
PID 1936 wrote to memory of 2564	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	29
PID 1936 wrote to memory of 2564	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	29
PID 1936 wrote to memory of 2496	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	31
PID 1936 wrote to memory of 2496	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	31
PID 1936 wrote to memory of 2496	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	31
PID 1936 wrote to memory of 2496	1936	c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe	31

C:\Users\Admin\AppData\Local\Temp\c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe
"C:\Users\Admin\AppData\Local\Temp\c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2564
- C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe
  "C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\System\Plugin.exe

Filesize
262KB

MD5
707a6fa9d0dfc998063525e6697402b1

SHA1
e5a930dab328f46a1f7f9b25115b08a8666616e4

SHA256
c9bc1fdfd47f19c1af3631334c0687809cb0d4f5307af3037823212539d81c20

SHA512
80d682e357f08fd02abfc255000cc4ba0d7b8ca705a850f78822c61fa4c7a702984ca2f8e73500dab33964a43bba7098b16e1a3ad7bb9375f34b698377b878f1

Download Submit
memory/1936-0-0x00000000743BE000-0x00000000743BF000-memory.dmp

Filesize
4KB

Download
memory/1936-1-0x0000000000E40000-0x0000000000E88000-memory.dmp

Filesize
288KB

Download
memory/1936-2-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1936-3-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1936-15-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2496-14-0x0000000000820000-0x0000000000868000-memory.dmp

Filesize
288KB

Download
memory/2496-16-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2496-17-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2496-18-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads