Behavioral task
behavioral1
Sample
KHCK03.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
KHCK03.exe
Resource
win10v2004-20240508-en
General
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Target
21d549ed044d04d9a3afb8ca153e75c3_JaffaCakes118
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Size
12KB
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MD5
21d549ed044d04d9a3afb8ca153e75c3
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SHA1
46fdad1295316b99a65c25dbcd4b3b08ee94aab1
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SHA256
bd2443b22bf44dcc1ed72eb587c8202ab7c35635fafc01a087e2b4bc17a899f4
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SHA512
9c2a21e37487462bcba4a7beff268c6a34ab66433aa1acd2f23d531c4b7888e50a70dddb2e37ba6da6edcf34b60d03e816b81ac7828610bad78cae49360bc181
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SSDEEP
192:+HceXJlzfjv9YQVMyCZxVS9R1rrz7sIDeuENbHiMcB2lM36Mj2Rdqiz44:+BJlzT9xtCZ0rnmuEN2t2nRL44
Malware Config
Signatures
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resource yara_rule static1/unpack001/KHCK03.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/KHCK03.exe unpack002/out.upx
Files
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21d549ed044d04d9a3afb8ca153e75c3_JaffaCakes118.zip
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KHCK03.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: 52KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
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: 44KB - Virtual size: 40KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ