Behavioral task
behavioral1
Sample
pstpassword-v1.02/PstPassword.chm
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
pstpassword-v1.02/PstPassword.chm
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
pstpassword-v1.02/PstPassword.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
pstpassword-v1.02/PstPassword.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
pstpassword-v1.02/新云软件.url
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
pstpassword-v1.02/新云软件.url
Resource
win10v2004-20240412-en
General
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Target
f77172df33f21cb3241a22a99b1c2a27_JaffaCakes118
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Size
40KB
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MD5
f77172df33f21cb3241a22a99b1c2a27
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SHA1
cb01e14d326928eccd19208ccc7ef97dbdb0a048
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SHA256
a39a14ac178f3d1b6e402c60fb502b9ff8b2b023e709acc9cba7661705508460
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SHA512
c1c5853495bdfd592bb7a024caef2055bd2600769d9ed6323c4d8fa59bea5be60efae801a7fda7d4ec1970ed4e8ec59ae2b29f09a892611109fcc40754d6f3f9
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SSDEEP
768:zkDFjberQcFETPKjGHXjr2gmQVTK4CUCwK5qRBd0xxfdgBK6XRQtJ9:zauriiwjaAVTPClwdH0xJC46Xux
Malware Config
Signatures
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Nirsoft 1 IoCs
resource yara_rule static1/unpack002/out.upx Nirsoft -
resource yara_rule static1/unpack001/pstpassword-v1.02/PstPassword.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/pstpassword-v1.02/PstPassword.exe unpack002/out.upx
Files
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f77172df33f21cb3241a22a99b1c2a27_JaffaCakes118.rar
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pstpassword-v1.02/PstPassword.chm.chm
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pstpassword-v1.02/PstPassword.exe.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: 44KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 29KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - 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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 39KB - Virtual size: 39KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 6KB
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: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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pstpassword-v1.02/readme.txt
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pstpassword-v1.02/新云软件.url.url