Behavioral task
behavioral1
Sample
b4b4aa41d2f2f1cdbabffd38e296de0350abad7e061771026e8366ea97fc024a.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b4b4aa41d2f2f1cdbabffd38e296de0350abad7e061771026e8366ea97fc024a.exe
Resource
win10v2004-20231215-en
General
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Target
b4b4aa41d2f2f1cdbabffd38e296de0350abad7e061771026e8366ea97fc024a
-
Size
536KB
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MD5
f77bb730531501b395bd6c03accb87a6
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SHA1
66a171c26bf3861f21a41d508d362be33b7cb3ec
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SHA256
b4b4aa41d2f2f1cdbabffd38e296de0350abad7e061771026e8366ea97fc024a
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SHA512
e9138efb2ec8fc67f68a7e97fc18b07fb27d7eabf25110c25f49eb79eae4b7da871dfb61aa1a8bcc354a7b765faa0691f0142875b793a01793da1e3edee87b74
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SSDEEP
12288:whf0Bs9bDDq9hu53Ltp/p+gPhhwPOaoTJRkmOkx2LIa:wdQyDL9xp/BGA1RkmOkx2LF
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b4b4aa41d2f2f1cdbabffd38e296de0350abad7e061771026e8366ea97fc024a unpack001/out.upx
Files
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b4b4aa41d2f2f1cdbabffd38e296de0350abad7e061771026e8366ea97fc024a.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 488KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 402KB - Virtual size: 404KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 133KB - Virtual size: 136KB
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_32BIT_MACHINE
Sections
.text Size: 165KB - Virtual size: 164KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 65KB - Virtual size: 65KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 482KB - Virtual size: 489KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 132KB - Virtual size: 132KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ