Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win7-20241010-en
General
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Target
Client-built.exe
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Size
3.1MB
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MD5
d1f13629773443d07acf921fbba38982
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SHA1
3cbd73a94e55487e683cac99297fd98a0570f1ca
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SHA256
8efce1455cb1ecf70efd19472b9215663687fd94cc16f6eac07592d27cf82ce1
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SHA512
3f0378c2407a8630d9b2a92015b41e450af2e7ae5a99b5d204005312f7d97a193e4c8a2796adb5a281f14a935893158820552952fe3c8e489a1de438fcd0f747
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SSDEEP
49152:fvqlL26AaNeWgPhlmVqvMQ7XSKfdRJ68bR3LoGdTKTHHB72eh2NT:fvSL26AaNeWgPhlmVqkQ7XSKfdRJ6G
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.39:4782
3b241461-adb5-459a-81b3-0e7413c3b174
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encryption_key
7928B7E8CF671D0E7D6DF9547E85C7460DB50B8D
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install_name
fortnite1.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
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource Client-built.exe
Files
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Client-built.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