Behavioral task
behavioral1
Sample
MUICacheView.chm
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
MUICacheView.chm
Resource
win10v2004-20240611-en
Behavioral task
behavioral3
Sample
MUICacheView.exe
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
MUICacheView.exe
Resource
win10v2004-20240611-en
General
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Target
19ee0c4add2f2d04b1adcd54be245c0b_JaffaCakes118
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Size
34KB
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MD5
19ee0c4add2f2d04b1adcd54be245c0b
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SHA1
eed51acecbacb1dd307a4d593cdb8019531e964b
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SHA256
d22499c5ad2fba84f9f82a3a0c05cc085321b5502968699a831aa96afaf669a0
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SHA512
eab2ca3b119a1172c9acb31a5364fbcbec4a2f46c1cd168c6aed9239acae2f21c5119adec80569f141a6f5fef7b678120476a2730c4f5125cfe2aac6443462bb
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SSDEEP
768:ITED0qLEcD8iBoP6v7sI1RGj6jZdHeoiGPUKHopWCjQ60zAGn+DPv:ITVqLXDB26vT1HNhXikS0CdG1+Dn
Malware Config
Signatures
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Nirsoft 1 IoCs
resource yara_rule static1/unpack002/out.upx Nirsoft -
resource yara_rule static1/unpack001/MUICacheView.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/MUICacheView.exe unpack002/out.upx
Files
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19ee0c4add2f2d04b1adcd54be245c0b_JaffaCakes118.zip
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MUICacheView.chm.chm
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MUICacheView.exe.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: 48KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 24KB - Virtual size: 28KB
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_32BIT_MACHINE
Sections
.text Size: 36KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 9KB
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: 12KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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readme.txt