limerat | a47e2fbaf6db3a9a1a410813ec99c958d84edd389437caadbadfb6debc25d758

General

Target

83e3af085f7c7d7432d4affbadc75982.exe
Size

787KB
MD5

83e3af085f7c7d7432d4affbadc75982
SHA1

3e0565a829e1b511937ee7763f9f6f96e87cbcf8
SHA256

a47e2fbaf6db3a9a1a410813ec99c958d84edd389437caadbadfb6debc25d758
SHA512

a25bcd0c1f50c2bf3b287299ae150ad972af5db5beeb3322d2b9f50bc88c340c7ee97298d12963cccce5c7c1963ee76720954e5f92c25002f586a6b8301daed3
SSDEEP

24576:SeC88ES/d3YK64JEWmSC3SU9IwT4zgr1:uuK64JrzC3SU9Is4g1

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Wallets

bc1q5746qkzdr628cmq4swa02lpu2mk69t0pdxdgzs

Attributes

aes_key
Wealth1000$
antivm
false
c2_url
https://pastebin.com/raw/LF04hVta
delay
3
download_payload
false
install
false
install_name
Wservices.exe
main_folder
Temp
pin_spread
false
sub_folder
\
usb_spread
true

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral1/memory/2636-3-0x0000000000470000-0x0000000000482000-memory.dmp	CustAttr

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

Web Service

T1102

flow	ioc
5	pastebin.com
4	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2636 set thread context of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	83e3af085f7c7d7432d4affbadc75982.exe
Token: SeDebugPrivilege	2728	83e3af085f7c7d7432d4affbadc75982.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30
PID 2636 wrote to memory of 2728	2636	83e3af085f7c7d7432d4affbadc75982.exe	30

C:\Users\Admin\AppData\Local\Temp\83e3af085f7c7d7432d4affbadc75982.exe
"C:\Users\Admin\AppData\Local\Temp\83e3af085f7c7d7432d4affbadc75982.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Users\Admin\AppData\Local\Temp\83e3af085f7c7d7432d4affbadc75982.exe
  "C:\Users\Admin\AppData\Local\Temp\83e3af085f7c7d7432d4affbadc75982.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab1A47.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1A79.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2636-18-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2636-0-0x0000000000290000-0x000000000035C000-memory.dmp

Filesize
816KB

Download
memory/2636-4-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2636-5-0x0000000000590000-0x00000000005D0000-memory.dmp

Filesize
256KB

Download
memory/2636-6-0x00000000048D0000-0x0000000004926000-memory.dmp

Filesize
344KB

Download
memory/2636-7-0x0000000000670000-0x000000000067E000-memory.dmp

Filesize
56KB

Download
memory/2636-1-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2636-2-0x0000000000590000-0x00000000005D0000-memory.dmp

Filesize
256KB

Download
memory/2636-3-0x0000000000470000-0x0000000000482000-memory.dmp

Filesize
72KB

Download
memory/2728-13-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2728-9-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2728-15-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2728-17-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2728-10-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2728-19-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2728-20-0x00000000004D0000-0x0000000000510000-memory.dmp

Filesize
256KB

Download
memory/2728-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2728-55-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2728-56-0x00000000004D0000-0x0000000000510000-memory.dmp

Filesize
256KB

Download

Analysis

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