Behavioral task
behavioral1
Sample
4e217e2407d26687d8d2f12ad07d7013a5c0c236db79ab72b402e7fe18b0e987.exe
Resource
win7-20240903-en
General
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Target
4e217e2407d26687d8d2f12ad07d7013a5c0c236db79ab72b402e7fe18b0e987.exe
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Size
3.1MB
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MD5
cbad8ccc75f88cd7c6b5ab3ec70f2e2c
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SHA1
b38fe0e24043d3867de1beac829297650c8b1fda
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SHA256
4e217e2407d26687d8d2f12ad07d7013a5c0c236db79ab72b402e7fe18b0e987
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SHA512
0dec15040dc1b60892ac2330a593891bb5d0e4fdf77075fdacaac9034d53cafebaff4a362236f350ae93cd67ed4a45c1dea8d75b126fc205037780b23322224c
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SSDEEP
49152:KvQt62XlaSFNWPjljiFa2RoUYI1HRJ6bbR3LoGdt5ZTHHB72eh2NT:Kvc62XlaSFNWPjljiFXRoUYI1HRJ6tr
Malware Config
Extracted
quasar
1.4.1
Office04
104.251.123.245:23600
4119a2e0-4ae4-4843-8534-99af91a2475d
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encryption_key
DF6316067206E09C1F85138FCEBD56F5D94BF6AE
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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
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 4e217e2407d26687d8d2f12ad07d7013a5c0c236db79ab72b402e7fe18b0e987.exe
Files
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4e217e2407d26687d8d2f12ad07d7013a5c0c236db79ab72b402e7fe18b0e987.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