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
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe
Files
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1ec8c408399a662ff7cdd60cbc8c241559cc4e7b159ffa63ac9751d96dbb8c16.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ