Behavioral task
behavioral1
Sample
b3ed81a7e3c8140e52fd091ebcdbac12185ba82735963b71bbce37c0b4a7f26d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b3ed81a7e3c8140e52fd091ebcdbac12185ba82735963b71bbce37c0b4a7f26d.exe
Resource
win10v2004-20240226-en
General
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Target
b3ed81a7e3c8140e52fd091ebcdbac12185ba82735963b71bbce37c0b4a7f26d
-
Size
87KB
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MD5
0630db0541084033f3a6414d34483f63
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SHA1
5b1bb9fe8b136378e668da5c2b9ee294343e1812
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SHA256
b3ed81a7e3c8140e52fd091ebcdbac12185ba82735963b71bbce37c0b4a7f26d
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SHA512
a7b57229df8d563a339b19febd854db0cb5cb1d4a6a294ceeddb9e30635a558c2ec165487c8e13853d9a0fdd6eddec91911aae4f7cf8ee3ded7498050f0fa5e7
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SSDEEP
1536:N5VzcfA/6LrVpL74gfh16nnjrrlA5R8zX5pKMDTPg4s7nvVFxngGYp42ktyLzrst:/V2A/gVh74gpgnjHTzPKFY3LzHkB
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b3ed81a7e3c8140e52fd091ebcdbac12185ba82735963b71bbce37c0b4a7f26d unpack001/out.upx
Files
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b3ed81a7e3c8140e52fd091ebcdbac12185ba82735963b71bbce37c0b4a7f26d.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 25KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE