Analysis
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max time kernel
188s -
max time network
300s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
03-06-2024 05:33
Static task
static1
Behavioral task
behavioral1
Sample
617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe
Resource
win7-20240508-en
General
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Target
617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe
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Size
2.0MB
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MD5
7afca7d76709ef8b64f8209107476602
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SHA1
c01f3bdb42ca28dd2a303c2c1d7550bec75fd4dd
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SHA256
617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f
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SHA512
27b1d6f090713d47fb0768897914dcc62e43e298fc410778e69f25ba10104fb3245e13dddc7f9ec9b6a7ba01b228b10535f76f100738d71f4149e6af82256320
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SSDEEP
49152:eqtdPVosJEEz/+VHA58ljrIY+96lJS9bZ:e6d9fJVc7jvedZ
Malware Config
Extracted
stealc
Extracted
vidar
https://t.me/ta904ek
https://steamcommunity.com/profiles/76561199695752269
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0
Signatures
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Detect Vidar Stealer 6 IoCs
Processes:
resource yara_rule behavioral2/memory/4824-7-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral2/memory/4824-3-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral2/memory/4824-15-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral2/memory/4824-16-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral2/memory/4824-33-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral2/memory/4824-34-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
katDDBD.tmppid Process 4824 katDDBD.tmp -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exedescription pid Process procid_target PID 3564 set thread context of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 -
Checks processor information in registry 2 TTPs 1 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
katDDBD.tmpdescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString katDDBD.tmp -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
katDDBD.tmppid Process 4824 katDDBD.tmp 4824 katDDBD.tmp 4824 katDDBD.tmp 4824 katDDBD.tmp 4824 katDDBD.tmp 4824 katDDBD.tmp 4824 katDDBD.tmp 4824 katDDBD.tmp -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exedescription pid Process procid_target PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72 PID 3564 wrote to memory of 4824 3564 617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe"C:\Users\Admin\AppData\Local\Temp\617c19163c3fd298599f87f9a01ab89ba84c01f82f4405825df85161dad56b0f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Users\Admin\AppData\Local\Temp\katDDBD.tmpC:\Users\Admin\AppData\Local\Temp\katDDBD.tmp2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4824
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
861KB
MD566064dbdb70a5eb15ebf3bf65aba254b
SHA10284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA2566a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f