Behavioral task
behavioral1
Sample
1520-12-0x0000000000400000-0x0000000000724000-memory.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
1520-12-0x0000000000400000-0x0000000000724000-memory.exe
Resource
win10v2004-20241007-en
General
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Target
1520-12-0x0000000000400000-0x0000000000724000-memory.dmp
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Size
3.1MB
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MD5
472f2414bf9be3f21f7a97e04b836b95
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SHA1
44f9e1e3768470502560e609901c74ddeae4125b
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SHA256
6cc5646d8825c9da3723e6b5220287788fca8f6979728b73646ac8795a765a05
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SHA512
115fbbca268445c6d3406acb9f5ea1b44cf8e8e58796de514eb29a622fee12ae127b6c86af10daee619e1d9318638a31265fac68cef60417c6d96f280f63c811
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SSDEEP
49152:KvrI22SsaNYfdPBldt698dBcjHlWRJ6YbR3LoGdBTHHB72eh2NT:KvU22SsaNYfdPBldt6+dBcjHlWRJ6y
Malware Config
Extracted
quasar
1.4.1
DAVE
hoffmann3.ydns.eu:5829
bich23.ydns.eu:5829
309db0e8-63c5-4e08-a2f3-92745d11177da5
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encryption_key
C5B555A83D127A9553D4FB1FCECB35CE8E91A447
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install_name
outlook.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Outlook
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subdirectory
WindowsUpdate
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 1520-12-0x0000000000400000-0x0000000000724000-memory.dmp
Files
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1520-12-0x0000000000400000-0x0000000000724000-memory.dmp.exe windows:4 windows x86 arch:x86
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
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