Behavioral task
behavioral1
Sample
84e33e3232dc792f6333dd8ebfbcab0f4c75bf3593d58a57e424fc30e84759a7.exe
Resource
win7-20240704-en
General
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Target
84e33e3232dc792f6333dd8ebfbcab0f4c75bf3593d58a57e424fc30e84759a7
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Size
502KB
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MD5
fd8e1a617bc7a4bc6d62e32911c17042
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SHA1
a222614719614f3d8f78e449e3e3d98051b6f315
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SHA256
84e33e3232dc792f6333dd8ebfbcab0f4c75bf3593d58a57e424fc30e84759a7
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SHA512
44f1e24b6d6b747aea30e20409b719a583f0e385a12dcea5dbe37bed2b19842af08f149489f62c38d6a2a280bd85044ccd3384dbf22fba2b83a3f1b42989d2ee
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SSDEEP
6144:tTEgdc0YKX7IxUpGREWEvOXiLzZTPrbb2cEwgb8F9Gj5r+QcTR38:tTEgdfYTxUnbx2gDwj5r+Qcd8
Malware Config
Extracted
quasar
1.4.0
Office04
me:4782
68.201.205.56:4782
4e19accb-bc80-45aa-917d-d5dca33ad8f0
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encryption_key
3B611D04AAFAB02940B8BD5BC8618AF575293F55
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
2996
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startup_key
system
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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 84e33e3232dc792f6333dd8ebfbcab0f4c75bf3593d58a57e424fc30e84759a7
Files
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84e33e3232dc792f6333dd8ebfbcab0f4c75bf3593d58a57e424fc30e84759a7.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: 498KB - Virtual size: 497KB
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