Analysis
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max time kernel
142s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 09:02
Behavioral task
behavioral1
Sample
47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe
Resource
win7-20240508-en
General
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Target
47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe
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Size
28KB
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MD5
1bb96e140f557472fc121bd147c7fef2
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SHA1
f1dca9840d4619ed536c733e618f301748041f82
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SHA256
47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6
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SHA512
8611b8a6a4eae862d412de1e13047b36cd9854bad75b1e8224a820f91630977908c9e560326da8a538dab097cf51b9407ed17a6050535df6ce98e8bd68b4a48d
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SSDEEP
768:+pOL6TvwdHRv3Jx5LY45N6voFBANLM37/j:+pJvwdH93JjlWwFBA96
Malware Config
Extracted
limerat
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aes_key
1111
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antivm
true
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c2_url
https://pastebin.com/raw/Qik1mEQY
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delay
3
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download_payload
false
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install
true
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install_name
WinRAR.exe
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main_folder
AppData
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pin_spread
false
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sub_folder
\System\
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usb_spread
false
Extracted
limerat
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antivm
false
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c2_url
https://pastebin.com/raw/Qik1mEQY
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download_payload
false
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install
false
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pin_spread
false
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usb_spread
false
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe -
Executes dropped EXE 1 IoCs
pid Process 2076 WinRAR.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 24 pastebin.com 25 pastebin.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4204 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2076 WinRAR.exe Token: SeDebugPrivilege 2076 WinRAR.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3868 wrote to memory of 4204 3868 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe 93 PID 3868 wrote to memory of 4204 3868 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe 93 PID 3868 wrote to memory of 4204 3868 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe 93 PID 3868 wrote to memory of 2076 3868 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe 95 PID 3868 wrote to memory of 2076 3868 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe 95 PID 3868 wrote to memory of 2076 3868 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe"C:\Users\Admin\AppData\Local\Temp\47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\System\WinRAR.exe'"2⤵
- Creates scheduled task(s)
PID:4204
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C:\Users\Admin\AppData\Roaming\System\WinRAR.exe"C:\Users\Admin\AppData\Roaming\System\WinRAR.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2076
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4172 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:81⤵PID:3044
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD51bb96e140f557472fc121bd147c7fef2
SHA1f1dca9840d4619ed536c733e618f301748041f82
SHA25647415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6
SHA5128611b8a6a4eae862d412de1e13047b36cd9854bad75b1e8224a820f91630977908c9e560326da8a538dab097cf51b9407ed17a6050535df6ce98e8bd68b4a48d