Behavioral task
behavioral1
Sample
2024-05-08_3e43ff5133ac53311e8de50629804215_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-08_3e43ff5133ac53311e8de50629804215_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-08_3e43ff5133ac53311e8de50629804215_cryptolocker
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Size
52KB
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MD5
3e43ff5133ac53311e8de50629804215
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SHA1
62e103dc8a0caa6ca742ffe6772823a873592715
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SHA256
2107180685283b5ddf539e2fa7c44c6359e4de6d2d8babe216dfba6b1e6a0059
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SHA512
bf927c2a8e1b2ee8203b2cef510d7c0fa1be2c09bd4e075c3caca344a0f13d9fa5e0845a5864271f0dbc8090b7b1f34ad87b48b294694fee687c167826730968
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXN:bODOw9acifAoc+v8N
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 2024-05-08_3e43ff5133ac53311e8de50629804215_cryptolocker
Files
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2024-05-08_3e43ff5133ac53311e8de50629804215_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