Behavioral task
behavioral1
Sample
f0207a4a17b47cba7d87142363b12477.exe
Resource
win7-20231023-en
General
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Target
f0207a4a17b47cba7d87142363b12477.exe
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Size
3.1MB
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MD5
f0207a4a17b47cba7d87142363b12477
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SHA1
c2203e69e92e6ba6394e6f711429fadf8b65845e
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SHA256
d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09
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SHA512
35f37bb38a070220dbe9f6511ab5bf8bca07fae46b5edefa5356a9294fc98b97735719410887b40776a7232711620f5c92f6bb45a7a54d597faef675196da810
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SSDEEP
49152:Kvpt62XlaSFNWPjljiFa2RoUYIAunRJ65bR3LoGdcTHHB72eh2NT:Kvj62XlaSFNWPjljiFXRoUYIAunRJ67
Malware Config
Extracted
quasar
1.4.1
Office04
127.0.0.1:4782
4b2195e4-fb92-4868-914b-7332837f4388
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encryption_key
26FFD71DADD23C1D90404D858942E1C47093C7CF
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install_name
Synecs.exe
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log_directory
pergs
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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 f0207a4a17b47cba7d87142363b12477.exe
Files
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f0207a4a17b47cba7d87142363b12477.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: 9KB - Virtual size: 8KB
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