Behavioral task
behavioral1
Sample
4b733b1ce688db9ffc76d70ccd703af868d654f8f0dd48a047efa8f4d4a2e999.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4b733b1ce688db9ffc76d70ccd703af868d654f8f0dd48a047efa8f4d4a2e999.exe
Resource
win10v2004-20240412-en
General
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Target
4b733b1ce688db9ffc76d70ccd703af868d654f8f0dd48a047efa8f4d4a2e999
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Size
91KB
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MD5
e84c7a9503d07bf74326ee6d36d3e1b2
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SHA1
3b9262f7ab13f42b7ce497a9437307793f772fed
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SHA256
4b733b1ce688db9ffc76d70ccd703af868d654f8f0dd48a047efa8f4d4a2e999
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SHA512
6398d55f027b41c1f66debffa05b1b2fa399a108e38ba7c7a0eebcc13f4a47aacde5c43d432ac7c3014b7b43cb1de09da26d22183412d18c4b15d7e3d15b995d
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SSDEEP
1536:N5VzcfA/6LrVpL74gfh16nIartYXG+wHGPYpKx25lZNipbJN0LKdrMd7jHsin:/V2A/gVh74gpgIutG1wmgpRZW0Lqsd
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 4b733b1ce688db9ffc76d70ccd703af868d654f8f0dd48a047efa8f4d4a2e999 unpack001/out.upx
Files
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4b733b1ce688db9ffc76d70ccd703af868d654f8f0dd48a047efa8f4d4a2e999.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