Behavioral task
behavioral1
Sample
1912-74-0x0000000000400000-0x0000000000724000-memory.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
1912-74-0x0000000000400000-0x0000000000724000-memory.exe
Resource
win10v2004-20230621-en
General
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Target
1912-74-0x0000000000400000-0x0000000000724000-memory.dmp
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Size
3.1MB
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MD5
2d9edb6984bbae228680fdb24ff09f3e
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SHA1
6b3d39b4304fa37c6b31c1b59ce6be10c119eddc
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SHA256
b2446d9bc1c74e2c69b52c617ec338f0fcb69f3076231b429741aaed798219f6
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SHA512
ce9751a3d9157dfd0cd962180c4ff6f6acb09e989469869cba1fdd384d3c07c2154c334abce351a7089861abf3813774b0400727d6da4cac202a56d47dc81b32
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SSDEEP
49152:HvvI22SsaNYfdPBldt698dBcjHQeRJ6ZbR3LoGdGTHHB72eh2NT:Hvg22SsaNYfdPBldt6+dBcjHQeRJ6b
Malware Config
Extracted
quasar
1.4.1
Office04
Unknown2131-55332.portmap.io:55332
ceb31fe8-819e-4648-98b1-afd64c8cfa6a
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encryption_key
D43A8C9C8C9A74741CBEA4F1A01C53C2F8DF8AC2
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
wind
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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 1912-74-0x0000000000400000-0x0000000000724000-memory.dmp
Files
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1912-74-0x0000000000400000-0x0000000000724000-memory.dmp.exe windows 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