Behavioral task
behavioral1
Sample
4c9aff4146e3fb6e795d2f7cbddea6a8912e14e3c1c5ad384582b80b1c510142.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
4c9aff4146e3fb6e795d2f7cbddea6a8912e14e3c1c5ad384582b80b1c510142.exe
Resource
win10v2004-20240802-en
General
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Target
4c9aff4146e3fb6e795d2f7cbddea6a8912e14e3c1c5ad384582b80b1c510142
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Size
3.1MB
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MD5
17807d0af1370c52ea1a1e8b6cf5edc8
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SHA1
a7e7526f275b05940f4f2c4fe88ac6fd053e31eb
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SHA256
4c9aff4146e3fb6e795d2f7cbddea6a8912e14e3c1c5ad384582b80b1c510142
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SHA512
8fec9d74a728990b06983d0815fe0b17c349e693442f545134d65f89c6dbd1fddca7e25982315dea42b0190f39e3aa5145793d6b98e4ded5d4a7779d9fcbb22f
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SSDEEP
49152:0HobtR1o2PmNXo7WCr5C5OWnXrYXxHTHHB72eh2NT:0HmRvmNXo7WCr5C5O0
Malware Config
Extracted
quasar
1.4.1
GensisLoader
147.185.221.18:42996
147.185.221.18:1770
c2e1b18a-ce93-436d-ad8b-21bf89015e19
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encryption_key
9E968F05BD874BA1BE086FD1774A027473823F49
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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 4c9aff4146e3fb6e795d2f7cbddea6a8912e14e3c1c5ad384582b80b1c510142
Files
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4c9aff4146e3fb6e795d2f7cbddea6a8912e14e3c1c5ad384582b80b1c510142.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