Behavioral task
behavioral1
Sample
iecacheview-v1.28/IECacheView.chm
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
iecacheview-v1.28/IECacheView.chm
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
iecacheview-v1.28/IECacheView.exe
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
iecacheview-v1.28/IECacheView.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
iecacheview-v1.28/新云软件.url
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
iecacheview-v1.28/新云软件.url
Resource
win10v2004-20240802-en
General
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Target
a34661ab9976a94e5cb43c161e6ba472_JaffaCakes118
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Size
43KB
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MD5
a34661ab9976a94e5cb43c161e6ba472
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SHA1
b65bce3eb7b652cdd42b69e794a637982695803d
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SHA256
6eebb60c8312305f64daa6c7e86ed9d0753e7cc78bad046e982a4b6f41030955
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SHA512
423144d768c8e3283dea91022f5919dcfb5050c70f8d6562a4f3f377660f7f5493f3e2b70fbe1a165833a719f294f586683a6bda2311faaa95eb2f8d62fcb768
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SSDEEP
768:5nZ47P9Gms1Fb4tdS4q3Hn4C6xaKu6cX1lYYKFNauAZJPr+Gr:5sP9CZ4cIC6xQX1C7FNaVr3r
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/iecacheview-v1.28/IECacheView.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/iecacheview-v1.28/IECacheView.exe unpack002/out.upx
Files
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a34661ab9976a94e5cb43c161e6ba472_JaffaCakes118.rar
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iecacheview-v1.28/IECacheView.chm.chm
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iecacheview-v1.28/IECacheView.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: 52KB
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: 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_32BIT_MACHINE
Sections
.text Size: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 3KB
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
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iecacheview-v1.28/readme.txt
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iecacheview-v1.28/新云软件.url.url