Behavioral task
behavioral1
Sample
5420cbc5d6be7831ccd48e8c7860f7d5c1060db80ed82063258f81c777aca8f1.exe
Resource
win7-20240903-en
General
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Target
5420cbc5d6be7831ccd48e8c7860f7d5c1060db80ed82063258f81c777aca8f1.exe
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Size
3.1MB
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MD5
2fd750229aa6122c30607bb59293a909
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SHA1
0feb9d22c13e6c2d19942788a49721db23e48d35
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SHA256
5420cbc5d6be7831ccd48e8c7860f7d5c1060db80ed82063258f81c777aca8f1
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SHA512
772b515f3efcff2a0fde47c125f9531d50028394a6c758e45e54743298714d118edaa94c6a67034a8a1cdce06f68342acee5b0fc0bc5ca610d28e8b8a6f52dec
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SSDEEP
49152:Dvht62XlaSFNWPjljiFa2RoUYImsRJ6abR3LoGdlTHHB72eh2NT:DvL62XlaSFNWPjljiFXRoUYImsRJ60
Malware Config
Extracted
quasar
1.4.1
Office04
0.tcp.us-cal-1.ngrok.io:11837
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 5420cbc5d6be7831ccd48e8c7860f7d5c1060db80ed82063258f81c777aca8f1.exe
Files
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5420cbc5d6be7831ccd48e8c7860f7d5c1060db80ed82063258f81c777aca8f1.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