Behavioral task
behavioral1
Sample
PORQUEPUTASYANOSIRVE.exe
Resource
win7-20240903-en
General
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Target
PORQUEPUTASYANOSIRVE.exe
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Size
3.1MB
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MD5
73565f33ed4d8741291cbb30409f1727
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SHA1
4d3a54b28f3ea80f884a25905e27165bdc353109
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SHA256
aafe953e627f9e733e101d7211f0c9594dbdf82ec4019b2c9aa361cbc478f0de
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SHA512
d897b098ddcdc94ac9177bc9a90b700c8b9a7cfafa74f729beebf74a094f76a7bd69e764711bdfedcdd231465daef16e937676e391ca2c010df03fecc863b583
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SSDEEP
49152:uvyI22SsaNYfdPBldt698dBcjHdtRJ6CbR3LoGd7THHB72eh2NT:uvf22SsaNYfdPBldt6+dBcjHdtRJ68
Malware Config
Extracted
quasar
1.4.1
Office04
azxq0ap.localto.net:3425
e51e2b65-e963-4051-9736-67d57ed46798
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encryption_key
AEA258EF65BF1786F0F767C0BE2497ECC304C46F
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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
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource PORQUEPUTASYANOSIRVE.exe
Files
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PORQUEPUTASYANOSIRVE.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