Behavioral task
behavioral1
Sample
dfaae9b55a08e38e92e929b89219232258a348835748c1adf00a985c6a30c99e.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
dfaae9b55a08e38e92e929b89219232258a348835748c1adf00a985c6a30c99e.exe
Resource
win10v2004-20240508-en
General
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Target
dfaae9b55a08e38e92e929b89219232258a348835748c1adf00a985c6a30c99e
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Size
24KB
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MD5
5d74e48ea9e6e10e03a21893c5e03d19
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SHA1
337f77123ee3eee303381b2f20b7e16032f03114
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SHA256
dfaae9b55a08e38e92e929b89219232258a348835748c1adf00a985c6a30c99e
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SHA512
3a108a7eef18ad72729c972b2987a8ae713767b0f7a826ddfbfa817cd2c9caf55e643e67d6ad49c50dafe672c55f04307039a91a41af8782fe449037f83d3d44
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SSDEEP
384:t3qtFGFf/7OTLGhLgrx1okQBIL3vmz3Xze6FFFF3333Ekkkm:t30FGFn7OTLGpgrw0bvI33333m
Malware Config
Signatures
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Detects Windows executables referencing non-Windows User-Agents 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
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 dfaae9b55a08e38e92e929b89219232258a348835748c1adf00a985c6a30c99e unpack001/out.upx
Files
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dfaae9b55a08e38e92e929b89219232258a348835748c1adf00a985c6a30c99e.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: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - 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: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE