Behavioral task
behavioral1
Sample
keyfinder.exe
Resource
win7-20240903-en
General
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Target
ff48875084c4918d7a6a448c5c6f47d2_JaffaCakes118
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Size
251KB
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MD5
ff48875084c4918d7a6a448c5c6f47d2
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SHA1
62a8474056d89ecf2fd9c7b7da3d8d44b654a1b6
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SHA256
86b335b140a5d491532824d7fd8e5062f84fad28ad987dd92eb3c76926d82af1
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SHA512
8b686497f549d3dea1f374eb59b4d3f777474e5c0eb6bd580b76d47ed20d78c9126083258e68977015ab4278949c6cac11cccc45ca811e6141f14cc0464461e9
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SSDEEP
3072:2JFhzbDbtSfnDERprPvTCBqX+Uj1ChGGjiijXsPUXJf1/r7QxYxH3sxQkE3kJrIK:uzhSfw0a+UoBmW8Ct1/HWYEQL3k2CX
Malware Config
Signatures
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resource yara_rule static1/unpack001/keyfinder.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/keyfinder.exe unpack002/out.upx
Files
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ff48875084c4918d7a6a448c5c6f47d2_JaffaCakes118.zip
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keyfinder.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: 76KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 38KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 7KB - 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: 64KB - Virtual size: 68KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ