limerat | e19090ef03d3b2617e1409f23fc768d590f31859e53d9f60baa6d9109ecac6b3

Analysis

max time kernel
147s
max time network
152s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19/12/2023, 21:48

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General

Target

ab9cdcc91e38013c926be73428f7d03b.exe
Size

97KB
MD5

ab9cdcc91e38013c926be73428f7d03b
SHA1

d2e5d604eec7b39aa844930264c13109f425e9f1
SHA256

e19090ef03d3b2617e1409f23fc768d590f31859e53d9f60baa6d9109ecac6b3
SHA512

ac46ae3320074ad34b01ef96787199c9be88bcffc90d9da14dc5104026c2356851a4b6ecde90ae5eea8037a46476862f44ead0c4f0a0c3691c760dcf836d5074
SSDEEP

1536:uZC69+uI2AwnGWPp6WnriJ460TBkfFBNRkb+9VpaPbMMkpSJwT1hFyX:uG2AWGC6aA0TBkNB3S+9VLZSJI1hFC

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/NzAFK8As
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
2724	WindowsServices.exe

Loads dropped DLL 2 IoCs

pid	Process
2276	ab9cdcc91e38013c926be73428f7d03b.exe
2276	ab9cdcc91e38013c926be73428f7d03b.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
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
2208	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	WindowsServices.exe
Token: SeDebugPrivilege	2724	WindowsServices.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2208	2276	ab9cdcc91e38013c926be73428f7d03b.exe	29
PID 2276 wrote to memory of 2208	2276	ab9cdcc91e38013c926be73428f7d03b.exe	29
PID 2276 wrote to memory of 2208	2276	ab9cdcc91e38013c926be73428f7d03b.exe	29
PID 2276 wrote to memory of 2208	2276	ab9cdcc91e38013c926be73428f7d03b.exe	29
PID 2276 wrote to memory of 2724	2276	ab9cdcc91e38013c926be73428f7d03b.exe	31
PID 2276 wrote to memory of 2724	2276	ab9cdcc91e38013c926be73428f7d03b.exe	31
PID 2276 wrote to memory of 2724	2276	ab9cdcc91e38013c926be73428f7d03b.exe	31
PID 2276 wrote to memory of 2724	2276	ab9cdcc91e38013c926be73428f7d03b.exe	31

C:\Users\Admin\AppData\Local\Temp\ab9cdcc91e38013c926be73428f7d03b.exe
"C:\Users\Admin\AppData\Local\Temp\ab9cdcc91e38013c926be73428f7d03b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\Sys\WindowsServices.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2208
- C:\Users\Admin\Sys\WindowsServices.exe
  "C:\Users\Admin\Sys\WindowsServices.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2724

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

C:\Users\Admin\AppData\Local\Temp\CabA151.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA1B2.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\Sys\WindowsServices.exe

Filesize
97KB

MD5
ab9cdcc91e38013c926be73428f7d03b

SHA1
d2e5d604eec7b39aa844930264c13109f425e9f1

SHA256
e19090ef03d3b2617e1409f23fc768d590f31859e53d9f60baa6d9109ecac6b3

SHA512
ac46ae3320074ad34b01ef96787199c9be88bcffc90d9da14dc5104026c2356851a4b6ecde90ae5eea8037a46476862f44ead0c4f0a0c3691c760dcf836d5074

Download Submit
memory/2276-0-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2276-1-0x00000000013A0000-0x00000000013BE000-memory.dmp

Filesize
120KB

Download
memory/2276-2-0x0000000004940000-0x0000000004980000-memory.dmp

Filesize
256KB

Download
memory/2276-3-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/2276-15-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-16-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-14-0x0000000001330000-0x000000000134E000-memory.dmp

Filesize
120KB

Download
memory/2724-17-0x00000000049B0000-0x00000000049F0000-memory.dmp

Filesize
256KB

Download
memory/2724-52-0x00000000749D0000-0x00000000750BE000-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