Behavioral task
behavioral1
Sample
smsniff/smsniff.chm
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
smsniff/smsniff.chm
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
smsniff/smsniff.exe
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
smsniff/smsniff.exe
Resource
win10v2004-20240709-en
General
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Target
4a13e837a1691f9cd66def65f79b9a8e_JaffaCakes118
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Size
80KB
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MD5
4a13e837a1691f9cd66def65f79b9a8e
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SHA1
9aac05d793b66bc89c9aaef81ddb602d4fb7a3f0
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SHA256
93c52614ee647be61af59637069c17a5a9e1b390cc4f4caf9f7995ef35a313a3
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SHA512
3ed5b8c3d716f1580e73322ab85b4a7e7e08df1a5a0f711ca86b6182d4d7a83947ce4a404924f6d92585a22dc904deae9067429d7080aadde83629c2a3f09d0b
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SSDEEP
1536:/LHPNtEQeaeVHM2vTCY5LoUAmKIa7YSpIAbj6pNm8qOQ3mRsc12Y:/DNrezHMuT1LoULKP77pIAvuUE1Z
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/unpack002/out.upx Nirsoft -
resource yara_rule static1/unpack001/smsniff/smsniff.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/smsniff/smsniff.exe unpack002/out.upx
Files
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4a13e837a1691f9cd66def65f79b9a8e_JaffaCakes118.rar
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smsniff/readme.txt
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smsniff/smsniff.chm.chm
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smsniff/smsniff.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: 148KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 60KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 6KB - 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: 85KB - Virtual size: 85KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 70KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ