Behavioral task
behavioral1
Sample
6c05bdd9bfaaab482d1261c53bd31ec000b9c6a401e8a9f40684217d4c3805cd.exe
Resource
win7-20240903-en
General
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Target
6c05bdd9bfaaab482d1261c53bd31ec000b9c6a401e8a9f40684217d4c3805cd
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Size
3.1MB
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MD5
8e2f41a8da48ee3bb6d533d7de12d621
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SHA1
4b4f1bbfc8e8570668b55f1157791879fc272a6b
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SHA256
6c05bdd9bfaaab482d1261c53bd31ec000b9c6a401e8a9f40684217d4c3805cd
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SHA512
fb78fabf6e4b4e52b375f63b687ea6758efa05a7a1b67c2df5c18cdbb9382bb34f768d340cb8386432a8b52fc7893d807409dd4857c3f46cdec54bc5745224d0
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SSDEEP
49152:CvyI22SsaNYfdPBldt698dBcjHmIxNESEHk/inLoGdxTHHB72eh2NT:Cvf22SsaNYfdPBldt6+dBcjHdxWL
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.116:4782
7bcc4347-f38d-44cb-b66e-2a087c7e915f
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encryption_key
84ADCD6EA0C9BEC44FAF54AEA226EC9015B89296
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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
Windows Services
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 6c05bdd9bfaaab482d1261c53bd31ec000b9c6a401e8a9f40684217d4c3805cd
Files
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6c05bdd9bfaaab482d1261c53bd31ec000b9c6a401e8a9f40684217d4c3805cd.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