Behavioral task
behavioral1
Sample
netpass/netpass.chm
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
netpass/netpass.chm
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
netpass/netpass.exe
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
netpass/netpass.exe
Resource
win10v2004-20240709-en
General
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Target
483f2219ce521c0b44933d3eee8a5b9e_JaffaCakes118
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Size
91KB
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MD5
483f2219ce521c0b44933d3eee8a5b9e
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SHA1
70abf7cd8bedbe81a09cb754a746bf49a761e468
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SHA256
b13f2069e3af4bb54a94970b177ffab021d259091e2922b72887862bd05feedb
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SHA512
3738ff57c8d69f0ab584f904e2b287589db0a713b1da1e61d2fdcfdfba056a3daf5410fcac956bd2fab60a4478305e633d5fe2979e0d91796302d522cad4b775
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SSDEEP
1536:qDggSitunVKPWDzf6f6WdPrKQo/0n/qxtiB+1esZh0lvSeIjJBCM67imAOnGc4/0:q78UPYzf0yrPndglvSeKAM6WFg94w1
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/netpass/netpass.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/netpass/netpass.exe unpack002/out.upx
Files
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483f2219ce521c0b44933d3eee8a5b9e_JaffaCakes118.rar
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netpass/netpass.chm.chm
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netpass/netpass.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: 56KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 33KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
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: 45KB - Virtual size: 45KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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netpass/netpass.jpg.jpg
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netpass/netpass_lng.ini
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netpass/readme.txt