Behavioral task
behavioral1
Sample
9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a.exe
Resource
win7-20240903-en
General
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Target
9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a.exe
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Size
348KB
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MD5
655721756f7f0871ddeff7fb2c01bfb6
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SHA1
6808fbdeea57fbb25d663427db2bd9dbb835b72f
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SHA256
9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a
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SHA512
81be626be4972d75be82e5c7cefe9992d6a029a4849dcb2fdafb950ed7429ef8e880093fa5db7a46633a9ba18f65015faa3346f986281e62998bca70c021a80c
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SSDEEP
6144:mzNHXf500MsYYQiLTVdbw35O7f6v/D2mGipQZb/cVXST:od50LOuOmvr2pipQZb/cVXST
Malware Config
Extracted
quasar
1.3.0.0
Office04
192.168.252.1:4782
QSR_MUTEX_nAO3ZxsttzfVnn6gik
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encryption_key
XoQ4ARQwU8sc1owNPsxw
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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 9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a.exe
Files
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9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a.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: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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