limerat | 508444b238e049dbee51d502ef53a26cbd4fc0ae2141c2a56650fdc1dc6b4d84

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 18:06

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General

Target

7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe
Size

477KB
MD5

7a07ef5fa44279ff06131f0f06312e67
SHA1

b5bca88bb56c4ce144da98cefc7b43a1b8490192
SHA256

508444b238e049dbee51d502ef53a26cbd4fc0ae2141c2a56650fdc1dc6b4d84
SHA512

324f808d19e5e4b66894f6e7d87b8e7633f6ac98e17e8d6c30bda48f6a3416e2e39ba0806b0c1df5ad4cf93a4966eeb11bc378e0caebccf670feec4187301ee0
SSDEEP

12288:zYeE0VRXwQWJ21+YCveW5M+N09dHRJyHF4gBM0:zCZ

Score

10^/10

limerat persistence rat

Malware Config

Extracted

Family

limerat

Attributes

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

Extracted

Family

limerat

Attributes

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

Processes:

7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\startupname = "C:\\Users\\Admin\\filename.exe"	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe

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

Web Service
T1102

Processes:

flow ioc

4 pastebin.com
5 pastebin.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe

description pid process target process

PID 3008 set thread context of 2580 3008 7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe RegAsm.exe

flow	ioc
4	pastebin.com
5	pastebin.com

description	pid	process	target process
PID 3008 set thread context of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe
Token: SeDebugPrivilege	2580	RegAsm.exe
Token: SeDebugPrivilege	2580	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe

description	pid	process	target process
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe
PID 3008 wrote to memory of 2580	3008	7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7a07ef5fa44279ff06131f0f06312e67_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008
- 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:2580

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/2580-64-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2580-74-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2580-61-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2580-62-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2580-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2580-70-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2580-68-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3008-41-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-33-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-31-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-27-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-7-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-57-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-45-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-55-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-54-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-51-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-50-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-47-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-43-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-0-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/3008-40-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-37-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-35-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-23-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-29-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-25-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-21-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-59-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-58-0x00000000006D0000-0x00000000006DC000-memory.dmp

Filesize
48KB

Download
memory/3008-19-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-17-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-15-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-11-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-6-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-14-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-9-0x00000000004B0000-0x00000000004CF000-memory.dmp

Filesize
124KB

Download
memory/3008-5-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-3-0x00000000004B0000-0x00000000004D6000-memory.dmp

Filesize
152KB

Download
memory/3008-2-0x0000000000420000-0x0000000000452000-memory.dmp

Filesize
200KB

Download
memory/3008-73-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-1-0x0000000000100000-0x000000000017E000-memory.dmp

Filesize
504KB

Download