Behavioral task
behavioral1
Sample
a7286aeb3bc9f20a145970861385b7e546c2f00350c10287149ae8b8922a86b8.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
a7286aeb3bc9f20a145970861385b7e546c2f00350c10287149ae8b8922a86b8.exe
Resource
win10v2004-20231025-en
General
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Target
a7286aeb3bc9f20a145970861385b7e546c2f00350c10287149ae8b8922a86b8
-
Size
8KB
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MD5
7e7f3bbda8341bdd3ecd6ff1f54da0d0
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SHA1
ee0941666d5592fda7e2a1571d40bc615d0bbb37
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SHA256
a7286aeb3bc9f20a145970861385b7e546c2f00350c10287149ae8b8922a86b8
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SHA512
ff26d985c665ed5943b85a551e361079397881cfb9460d5c5f89f18c813c09aa7cb30486bd27134b2b2e127a0a406ad896358b3ca0c450d5dac793d7a37f9790
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SSDEEP
192:n5r2HbrsEdYNce6DW57t7JYvfEHiJt8Nu:5r6brP7DqUvMHiENu
Malware Config
Extracted
cobaltstrike
http://10.10.10.130:443/Qjn4
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)
Signatures
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Cobaltstrike family
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a7286aeb3bc9f20a145970861385b7e546c2f00350c10287149ae8b8922a86b8 unpack001/out.upx
Files
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a7286aeb3bc9f20a145970861385b7e546c2f00350c10287149ae8b8922a86b8.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 512B - Virtual size: 360B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 48B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ