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Analysis
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max time kernel
77s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
24/01/2025, 12:31
Static task
static1
Behavioral task
behavioral1
Sample
20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe
Resource
win10v2004-20241007-en
General
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Target
20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe
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Size
598KB
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MD5
b422df5ae70b6a5d6cdf562c8514f624
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SHA1
ab12c2419ac0f737159af9985a5e9a9b2e3aefc6
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SHA256
20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785
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SHA512
f2d9d05f6b99ac752aa363d5babaa1532c990b25aa0171630dfd26c71fb15e6892e19a3d3b0ec0f34c2ecb56f17d3b509c2542bb63088fb826a480172d144902
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SSDEEP
6144:mKWlw1DxDNASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX26:m7lw1Dxh5zfXeYU43fiysgfBnnl26
Malware Config
Signatures
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RevengeRAT
Remote-access trojan with a wide range of capabilities.
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Revengerat family
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RevengeRat Executable 1 IoCs
resource yara_rule behavioral1/files/0x0007000000016fe5-10.dat revengerat -
Executes dropped EXE 1 IoCs
pid Process 2776 ocs_v71a.exe -
Loads dropped DLL 2 IoCs
pid Process 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe 2776 ocs_v71a.exe 2776 ocs_v71a.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2868 wrote to memory of 2776 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe 30 PID 2868 wrote to memory of 2776 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe 30 PID 2868 wrote to memory of 2776 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe 30 PID 2868 wrote to memory of 2776 2868 20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe"C:\Users\Admin\AppData\Local\Temp\20f00c59a8f5a4956fc4101775c4e463fbb0fbcad417fb9243286c345f926785.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2868 -
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exeC:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54504926 -chipde -92be2222e4bd4cfda5c7fbdc46a122d5 - -ChromeBundle -khxqhpeqfisszgnv -5246822⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2776
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
83B
MD5aa13c21ba2b05562aa7cff077804524a
SHA1591b9b2830c7bfb0f68bd712f3aea8b41a430432
SHA2561149de0a106820eacea8657550b65c24b81cf02dbfd3c78c1a25e7575787c91c
SHA512158d2b957629b75d9ff8e3f92e43406371078dce17bdca845b2ea6371e51b468fe1566db14b53737b73457933d059a5c3fdfa5f22b92f51e548b9884945a5684
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Filesize
288KB
MD5317ec5f92cfbf04a53e8125b66b3b4af
SHA116068b8977b4dc562ae782d91bc009472667e331
SHA2567612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65