Behavioral task
behavioral1
Sample
2024-05-09_4b6a148dd7e5bba005a3584af4ac9bec_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-09_4b6a148dd7e5bba005a3584af4ac9bec_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-09_4b6a148dd7e5bba005a3584af4ac9bec_cryptolocker
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Size
52KB
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MD5
4b6a148dd7e5bba005a3584af4ac9bec
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SHA1
84e246c2c52851a43f05b83998337d09ddbb9aab
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SHA256
6694f45c5588c27adc898675a898f4e5542f329f14eb96d41b4a6a3bf973eb9e
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SHA512
56a129c5a89d5980fd8e17bbee6b0a0b00e296a1a5b786f1d1605a629c1e0571668d8a6ace2f77ba9933a85ff5d61918960cafff1bc171857f572a9bd7244b22
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOX85:bODOw9acifAoc+v885
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 2024-05-09_4b6a148dd7e5bba005a3584af4ac9bec_cryptolocker
Files
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2024-05-09_4b6a148dd7e5bba005a3584af4ac9bec_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: 16KB - Virtual size: 28KB
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: 8KB - 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