Behavioral task
behavioral1
Sample
b2fddd87ef0c576b7e504199778d7a7262c6dec3ff1e98b1d251bb4f4f3a3ab0.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
b2fddd87ef0c576b7e504199778d7a7262c6dec3ff1e98b1d251bb4f4f3a3ab0.exe
Resource
win10v2004-20240508-en
General
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Target
b2fddd87ef0c576b7e504199778d7a7262c6dec3ff1e98b1d251bb4f4f3a3ab0
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Size
187KB
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MD5
8f9ee0b7a238499b82bcec38b09bef48
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SHA1
e6d355355c4c44887abd5a9dcc55e111e1b86b7f
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SHA256
b2fddd87ef0c576b7e504199778d7a7262c6dec3ff1e98b1d251bb4f4f3a3ab0
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SHA512
5394d956576da9ed6ea2c62845e88f835538375f739ad2960beb681a968be164ec4496a4d46c87bf9ad12b9c273eeda4cc64ecf997845f9c88d371c412cddeb3
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SSDEEP
3072:KQSohsUsZD98HpKI6GCLOwstyhZFChcssc56FUrgxvbSD4UQrO2LxD:KQSohsUs19GpKbShcHUax
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 b2fddd87ef0c576b7e504199778d7a7262c6dec3ff1e98b1d251bb4f4f3a3ab0 unpack001/out.upx
Files
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b2fddd87ef0c576b7e504199778d7a7262c6dec3ff1e98b1d251bb4f4f3a3ab0.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
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: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - 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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ