Behavioral task
behavioral1
Sample
ed340526b36db90f266db2a5f1c48c109ecc51ea6bdb9e907240c3da858b74e4.exe
Resource
win7-20241010-en
General
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Target
ed340526b36db90f266db2a5f1c48c109ecc51ea6bdb9e907240c3da858b74e4
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Size
3.1MB
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MD5
ff7d780fa5f307da8d52650d52c9f0f7
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SHA1
3d687e6aa07995b8415a74cb5700b1abdb48ae3b
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SHA256
ed340526b36db90f266db2a5f1c48c109ecc51ea6bdb9e907240c3da858b74e4
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SHA512
4ba9b40ae829bec98a7bb156cb574d820b4aaaf4958d0543c9946afa2f5cbfc6989e6bed9ef507f16d9d540e7e85aab24be8d7a87689242610e586f270271e8f
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SSDEEP
49152:Svht62XlaSFNWPjljiFa2RoUYIz5aqVkooGdoxTHHB72eh2NT:SvL62XlaSFNWPjljiFXRoUYIz5aqVN4
Malware Config
Extracted
quasar
1.4.1
Office04
0.tcp.us-cal-1.ngrok.io:15579
11bbf22e-826e-486b-b024-adbd86228a9e
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encryption_key
7A589EDBC6A581E125BF830EF0D05FC74BB75E30
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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
ctfmon
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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 ed340526b36db90f266db2a5f1c48c109ecc51ea6bdb9e907240c3da858b74e4
Files
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ed340526b36db90f266db2a5f1c48c109ecc51ea6bdb9e907240c3da858b74e4.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