Behavioral task
behavioral1
Sample
6700ee6916de2b466bfba8efd9d0aaa71cf99252d3f95c570c366819a45ab2ce.exe
Resource
win10v2004-20240709-en
General
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Target
6700ee6916de2b466bfba8efd9d0aaa71cf99252d3f95c570c366819a45ab2ce
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Size
3.1MB
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MD5
e0bd71734fc197f5d445a0220c946718
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SHA1
0bf01f37003f8474f7e038a5846a8f3d1231ab4f
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SHA256
6700ee6916de2b466bfba8efd9d0aaa71cf99252d3f95c570c366819a45ab2ce
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SHA512
f637d2e0a69f6d0228f67c62c1391e2be8c2e8bde13bcfd676f5eba9960464d9f87494fd4aa146b86bfb38c1870e16e8b48dcf0b937805b60e27df14905e1a4f
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SSDEEP
49152:P3ye82ipaSmopPZlGPBbLbrJSrMayVgjokdtNTHHB72eh2NT:P3982ipaSmopPZlGPBnbrJSrMayVK
Malware Config
Extracted
quasar
1.4.1
Office04
45.66.231.154:4782
4304b988-116c-4522-ab83-7f9ad875f60f
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encryption_key
A6B8B9B9B02FC86103A59CE003D7B3B45DAF8550
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install_name
svchost.exe
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log_directory
svchost
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reconnect_delay
3000
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startup_key
svchost
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subdirectory
svchost
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 6700ee6916de2b466bfba8efd9d0aaa71cf99252d3f95c570c366819a45ab2ce
Files
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6700ee6916de2b466bfba8efd9d0aaa71cf99252d3f95c570c366819a45ab2ce.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: 2KB - 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