Analysis
- max time kernel
151s - max time network
164s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system - submitted
14/10/2023, 01:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe
Resource
win7-20230831-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe
Resource
win10v2004-20230915-en
6 signatures
150 seconds
General
- Target c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe
- Size 2.0MB
- Sample231014-brastabc66
- SHA256 c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b
- MD5 0941a4fa0970b79ef40ed40477f44d84
- SHA1 21c98ed736dfb59d82d2282df064b2c5910c334a
- SHA512 9fa4c85ded7f4d4d27cda37ae673463d649d6249191762fba31121164ecebdd6055873f93b023fef1a7131e712c06526c4e9ec7c147d81f657e6395ef5bd6226
- SSDEEP 24576:WgTx6i2SglpO5Y1uFfFPstldQ23X5IzekGE+5PKhGTelgkBV9bJPH3MolTJyQ3Oi:Lgi5Ht+CUpI7+N9o9fN
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
revengerat
Botnet
-
LimeBuilder
C2
-
127.0.0.1:1337
Mutex
-
RV_MUTEX-FZMONFueOciq
Signatures
- RevengeRAT
Remote-access trojan with a wide range of capabilities.
- RevengeRat Executable 1 IoCs
resource yara_rule behavioral2/memory/4612-15-0x000000001BFD0000-0x000000001BFDC000-memory.dmp revengerat - 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-1-5-21-2890696111-2332180956-3312704074-1000\Control Panel\International\Geo\Nation c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe - Executes dropped EXE 1 IoCs
pid Process 5004 unins000.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4612 wrote to memory of 5004 4612 c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe 90 PID 4612 wrote to memory of 5004 4612 c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe 90 PID 4612 wrote to memory of 5004 4612 c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe"C:\Users\Admin\AppData\Local\Temp\c8fab2420e415b0fbf6150db06489423e2a1c2c157f5d358da778f9f8b40810b.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Users\Admin\AppData\Roaming\windows@dkisoli\Windows\1.22.3.1\unins000.exe"C:\Users\Admin\AppData\Roaming\windows@dkisoli\Windows\1.22.3.1\unins000.exe"2⤵
- Executes dropped EXE
PID:5004
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\windows@dkisoli\Windows\1.22.3.1\unins000.exe
- Size 1.2MB
- SHA256 7366feddc96e7a08e5cca7416b1b6026ff9ed3e825ffb0fc392b81530f0b48a2
- MD5 e0eec9e8c014b73920abb1458a16044c
- SHA1 b100af02275dbaea2ef3484a7029db2d313ca009
- SHA512 0cd29476a85abd1a53ea2371aacdef3c293ca3dfed77633ae6572f34ca4ae44c489443bfed331f930dd079b90f936facb450ce16c694a37d5fc06f6ff28db3c8
- SSDEEP 24576:3nbbPImgK4brDi4IxgRqzwqNb+Yz73P2EMZbG0JEtdqxyte:XHeKh4nqzF3PYdStoZ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\windows@dkisoli\Windows\1.22.3.1\unins000.exe
- Size 1.2MB
- SHA256 7366feddc96e7a08e5cca7416b1b6026ff9ed3e825ffb0fc392b81530f0b48a2
- MD5 e0eec9e8c014b73920abb1458a16044c
- SHA1 b100af02275dbaea2ef3484a7029db2d313ca009
- SHA512 0cd29476a85abd1a53ea2371aacdef3c293ca3dfed77633ae6572f34ca4ae44c489443bfed331f930dd079b90f936facb450ce16c694a37d5fc06f6ff28db3c8
- SSDEEP 24576:3nbbPImgK4brDi4IxgRqzwqNb+Yz73P2EMZbG0JEtdqxyte:XHeKh4nqzF3PYdStoZ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\windows@dkisoli\Windows\1.22.3.1\unins000.exe
- Size 1.2MB
- SHA256 7366feddc96e7a08e5cca7416b1b6026ff9ed3e825ffb0fc392b81530f0b48a2
- MD5 e0eec9e8c014b73920abb1458a16044c
- SHA1 b100af02275dbaea2ef3484a7029db2d313ca009
- SHA512 0cd29476a85abd1a53ea2371aacdef3c293ca3dfed77633ae6572f34ca4ae44c489443bfed331f930dd079b90f936facb450ce16c694a37d5fc06f6ff28db3c8
- SSDEEP 24576:3nbbPImgK4brDi4IxgRqzwqNb+Yz73P2EMZbG0JEtdqxyte:XHeKh4nqzF3PYdStoZ
- MD5 SHA1 SHA512 SSDEEP