Behavioral task
behavioral1
Sample
CF.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
CF.exe
Resource
win10v2004-20240508-en
General
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Target
5bc38cddcc37b8786700e95748b6582d_JaffaCakes118
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Size
528KB
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MD5
5bc38cddcc37b8786700e95748b6582d
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SHA1
e419924e455754d3848a1014e5c59ab03f6dda2a
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SHA256
7e50fb1e2f87b0606148703d18ec3a8a3dcfa59cfa86e3029ccd66baa1ee7418
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SHA512
83fbf042d4fd46f41933189c98b8a9dc8bd355932385fe4df85c3efe1e8144f5df17d475ccb4ee3b6751a4af4e526c43c6b49e75960d82db02778a8804691049
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SSDEEP
12288:PR71u7Zlyiuqpi39xZkZOHjw6dUNfkMOyJF/Eb:pRibyxJDw6dUNfkcJFW
Malware Config
Signatures
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resource yara_rule static1/unpack001/CF.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/CF.exe unpack002/out.upx
Files
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5bc38cddcc37b8786700e95748b6582d_JaffaCakes118.zip
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CF.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: 2.2MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 541KB - Virtual size: 544KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - 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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 648KB - Virtual size: 646KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.8MB - Virtual size: 1.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 120KB - Virtual size: 292KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ