Behavioral task
behavioral1
Sample
2024-04-30_e7252bd123eb70a722b351742a8ce9ba_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_e7252bd123eb70a722b351742a8ce9ba_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_e7252bd123eb70a722b351742a8ce9ba_cryptolocker
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Size
56KB
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MD5
e7252bd123eb70a722b351742a8ce9ba
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SHA1
a81e9344020e66c0073f9444cd1be14ceb11b6ee
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SHA256
b397ad9b8c1636b2370e4ea78152a7348389a9cf34edbdf45d4aa0371bd900dc
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SHA512
7548d8c13d0e827cd87a0fc169d6aebb282fa33cbc0c0ce713818a659d5bc87a8c2a81d1cfe939a05e9f671325558910117f1235227d4e5a57e925ece841eb44
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgz5:bP9g/xtCS3Dxx0n5
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-30_e7252bd123eb70a722b351742a8ce9ba_cryptolocker
Files
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2024-04-30_e7252bd123eb70a722b351742a8ce9ba_cryptolocker.exe windows:5 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE