Behavioral task
behavioral1
Sample
4c600d6cfd08ecc5afef504a07b8dcffd042d613a7fe654cd0e15f3883ca5df3_JC.exe
Resource
win7-20230831-en
General
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Target
4c600d6cfd08ecc5afef504a07b8dcffd042d613a7fe654cd0e15f3883ca5df3_JC.exe
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Size
515KB
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MD5
6805294fce504580dee9aefc460f30a0
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SHA1
1cb167f9c4ab5d6cf19bc3a91d8fa7f636498ea1
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SHA256
4c600d6cfd08ecc5afef504a07b8dcffd042d613a7fe654cd0e15f3883ca5df3
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SHA512
9f383a5c8c4b6425cdef40503f9e725d69d6db88bc3795970ed20ed12b25264e6539cb5b0c3203bb14a493b71c66e3631fc47b4db3b2f70588ddfcd6d5f6758d
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SSDEEP
6144:XTEgdc0Y2ebGbXOsA6j1Rdh58mIE2yURgIhYMvSCBwcEzGb8F9JwuhIRLDcTR3Q5:XTEgdfY8A6BAgjHfjBAs8cdQ5
Malware Config
Extracted
quasar
1.4.0
HELODUIY
14.225.254.32:9090
cab9f97a-7cbe-4da1-99bc-3bc9e844ecbc
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encryption_key
677BA3CA93A14ED21921E76CDFAADEF9D4E79629
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install_name
System.Security.Cryptography.Algorithms.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Realtek
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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 4c600d6cfd08ecc5afef504a07b8dcffd042d613a7fe654cd0e15f3883ca5df3_JC.exe
Files
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4c600d6cfd08ecc5afef504a07b8dcffd042d613a7fe654cd0e15f3883ca5df3_JC.exe.exe windows:4 windows 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: 498KB - Virtual size: 497KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 16KB - Virtual size: 15KB
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