Behavioral task
behavioral1
Sample
bfe9444551e5017c82d53140c11c08c41fe9fd821cedbb959f388f2ca7946563.exe
Resource
win7-20231215-en
General
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Target
8eab0100f5130dc1cdbf838085b1b00c.bin
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Size
1.2MB
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MD5
373a6c33f06edba58f39fd9f2ce9cea8
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SHA1
806c45e65a8270cc4b901556bb21232109fed55f
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SHA256
d931c431122b880557b0029d8d5f687ed1a83e71c62fa48b257c9b59321cc250
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SHA512
3d13b7f4c66fca4484148e7ed473e2fa20346271f9c092656128d5aebf54a2b090a31373fb35a51b3010c9dbb0dea0ec8d87ae210c6651f982026fc9b80f8ba9
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SSDEEP
24576:8r7YwA3T8BU0y+m4krd/TQtndiJF0qydr3So1e1RsKpSnj4:kfA3T8B7Lm/rlQtndgO/Kp+E
Malware Config
Extracted
quasar
1.4.1
Office04
10.166.8.157:4782
1b922b4d-840c-4b16-a7f6-14c73b2d02ee
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encryption_key
8F590B8D86DC5F84362E04203974BD7794B9589C
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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 static1/unpack001/bfe9444551e5017c82d53140c11c08c41fe9fd821cedbb959f388f2ca7946563.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/bfe9444551e5017c82d53140c11c08c41fe9fd821cedbb959f388f2ca7946563.exe
Files
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8eab0100f5130dc1cdbf838085b1b00c.bin.zip
Password: infected
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bfe9444551e5017c82d53140c11c08c41fe9fd821cedbb959f388f2ca7946563.exe.exe windows:4 windows x86 arch:x86
Password: infected
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