limerat | bb93d16760825fb1ef7127af898b6b1e0be7e9829d0bffae4b7c0d2bdec58101

Analysis

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

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
02-06-2024 13:50

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General

Target

8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe
Size

522KB
MD5

8e4bee2b8683f28b25140d3cb1e81761
SHA1

cc4de5579b8f6e96ed2feceacb4f05483533e003
SHA256

bb93d16760825fb1ef7127af898b6b1e0be7e9829d0bffae4b7c0d2bdec58101
SHA512

665a02d1ae0f3f85a968ad29fba913a4fe7f2a3e58c8b73713d8f9d6ea990219b1b16b5126e4ec1e2afe194e7c3c3f93a08579ea04857f32b6baedf8adf7b44c
SSDEEP

12288:30/VlIyo8VLtGekSe0MylJCtcZkbAPEXe0FROFz9uTo6ubxsVsYRiSse8b5tDEV0:kIv+lJCtcZkbAPEXRGCuIsYYNHtD9t

Score

10^/10

limerat persistence rat

Malware Config

Extracted

Family

limerat

Wallets

359Z6KxMenwvgkA7vpGeBtinJPTj5raZz8

Attributes

aes_key
arglobal
antivm
false
c2_url
https://pastebin.com/raw/CV5RHE9G
delay
3
download_payload
false
install
false
install_name
Wservices.exe
main_folder
Temp
pin_spread
false
sub_folder
\
usb_spread
false

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/CV5RHE9G
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\iso = "C:\\Users\\Admin\\iso.exe"	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe

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

Web Service

T1102

flow	ioc
2	pastebin.com
3	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1636 set thread context of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe
Token: SeDebugPrivilege	2652	RegAsm.exe
Token: SeDebugPrivilege	2652	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28
PID 1636 wrote to memory of 2652	1636	8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8e4bee2b8683f28b25140d3cb1e81761_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1636-32-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-34-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-2-0x00000000004F0000-0x0000000000522000-memory.dmp

Filesize
200KB

Download
memory/1636-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/1636-5-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-28-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-14-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-30-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-56-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-54-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-52-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-50-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-48-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-46-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-44-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-42-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-58-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-40-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-38-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-36-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-3-0x0000000000730000-0x0000000000756000-memory.dmp

Filesize
152KB

Download
memory/1636-1-0x00000000010A0000-0x000000000112A000-memory.dmp

Filesize
552KB

Download
memory/1636-6-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-26-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-24-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-22-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-20-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-18-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-16-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-12-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-10-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-8-0x0000000000730000-0x000000000074F000-memory.dmp

Filesize
124KB

Download
memory/1636-70-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/1636-69-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-61-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2652-60-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2652-59-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2652-62-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-68-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2652-67-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2652-64-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads