Behavioral task
behavioral1
Sample
a840b0376331f188de1ceed71214861a_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
a840b0376331f188de1ceed71214861a_JaffaCakes118
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Size
155KB
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MD5
a840b0376331f188de1ceed71214861a
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SHA1
22bcd6756b1d0eec1e9c10cf8d4ec6f9ac1395c7
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SHA256
67eb9e2dca5a785653bafa4166b9148470a81fda31620c442aa4479690324ac2
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SHA512
a27638bb8cfd37bdf3610f7883d2dd1816942d8804014104ddc73ab3ac0e30434d24f7635058e02a6b56dfe1ea8e70d4c30f008b2b309bc1bd5562b8564a1825
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SSDEEP
3072:oMY1UE4J0bWChyeVSRKfx2937TphnkOqMJNKmKEfqyxjEo:CcRC0eVHeHFqM2mKEBN
Malware Config
Signatures
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Detected Nirsoft tools 1 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule static1/unpack001/out.upx Nirsoft -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a840b0376331f188de1ceed71214861a_JaffaCakes118 unpack001/out.upx
Files
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a840b0376331f188de1ceed71214861a_JaffaCakes118.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 56KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 30KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 7KB - Virtual size: 8KB
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
Sections
.text Size: 42KB - Virtual size: 42KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ