Behavioral task
behavioral1
Sample
dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
Resource
win10v2004-20240426-en
General
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Target
dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
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Size
1.8MB
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MD5
057aad993a3ef50f6b3ca2db37cb928a
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SHA1
a57592be641738c86c85308ef68148181249bc0b
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SHA256
dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876
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SHA512
87c89027d60f80e99c526584fa093620b3f099151170362424ad78f5e4d7184bd9f2d627ec8463ca202127835f435dd4f85bf2b0d9351593c688855f0bbaffbb
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SSDEEP
49152:BY/3BNLViG5jQWArXncSxhBfV7xLE1t+XgWJz5qtAj6R:BwgG5MWMX7h8+Uw
Malware Config
Extracted
zebrocy
Windows XP Professional x64 Edition
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Zebrocy Go Variant 1 IoCs
Processes:
resource yara_rule static1/unpack001/out.upx Zebrocy -
Zebrocy family
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Processes:
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe unpack001/out.upx
Files
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dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 3.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 1.8MB - Virtual size: 1.8MB
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:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2.4MB - Virtual size: 2.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 191KB - Virtual size: 275KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1024B - Virtual size: 902B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.symtab Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ