Behavioral task
behavioral1
Sample
PERM.exe
Resource
win7-20241010-en
General
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Target
PERM.exe
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Size
3.1MB
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MD5
b0dd954ceb8a6f5f328c999877c8aae8
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SHA1
1a312b40a820e819f25ade7cbe633aad104855f3
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SHA256
91317ced2f4f13e3a9e32d85481811ac7ec8a497057f5b103a9d13915df9bd04
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SHA512
3b2c519990213dbff799849e244650024eb449d37f7124eb0d645cac6619bd3875e27b6446c6016a75fed3bf24e0f3aa252dbddc5a3652e0a3f376097c519fa7
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SSDEEP
49152:3vyI22SsaNYfdPBldt698dBcjH4oDkE2Hqk/+FpoGdOTHHB72eh2NT:3vf22SsaNYfdPBldt6+dBcjH4oDXr
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.115:4782
0d2a5ea8-389a-4ca3-80ef-f0a24450d17f
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encryption_key
CEBBCD296E028BCC0E5B98A92D532CD6055F1E6C
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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 PERM.exe
Files
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PERM.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