Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2025 02:16
Behavioral task
behavioral1
Sample
1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe
Resource
win7-20241010-en
General
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Target
1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe
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Size
3.1MB
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MD5
62ecc4488afeb613a7c810bd440b576b
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SHA1
246e4ef9a77cea86b1e4d30dc2ebe6e4b029fd7e
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SHA256
1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16
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SHA512
268a1d3eee2f5c1e306a3fe007fd7869903de21f92e89bfeca85790e7703985f358f07fb8f82dce74ccf917af1b28f546de9ef193221e2269c6d10ac501f4a75
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SSDEEP
49152:3vbI22SsaNYfdPBldt698dBcjH4dRJ6NbR3LoGdDiN1THHB72eh2NT:3vk22SsaNYfdPBldt6+dBcjH4dRJ6fT
Malware Config
Extracted
quasar
1.4.1
Office04
100.108.37.105:4444
95a85978-c10d-4a09-935b-c02a2a18a609
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encryption_key
6FDAA03D192B9C03BF83E41A8BBF78996D321E27
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
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Quasar family
-
Quasar payload 1 IoCs
resource yara_rule behavioral2/memory/2936-1-0x0000000000370000-0x0000000000694000-memory.dmp family_quasar -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2936 1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2936 1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2936 1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe"C:\Users\Admin\AppData\Local\Temp\1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2936