Behavioral task
behavioral1
Sample
2024-05-24_ccc65a9e3af90acc9c1ef8c2c3e61248_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-24_ccc65a9e3af90acc9c1ef8c2c3e61248_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-24_ccc65a9e3af90acc9c1ef8c2c3e61248_cryptolocker
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Size
53KB
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MD5
ccc65a9e3af90acc9c1ef8c2c3e61248
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SHA1
bbbe45d520874e6deaac02e170219f7e5c3bbb11
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SHA256
9344e7712ff2bc02248b4282bdeda0824d6d04b9e633cc1f9103eeace9053a33
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SHA512
43b90da41ba2049171a0cd57062a72ec21b627ed02b3fbec93d29738ef16befca66d42dec34906ce8afaab4848e7a27b9a43e699b7136e7f6eb2c64bffbe0844
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOH:bODOw9acifAoc+vU
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 2024-05-24_ccc65a9e3af90acc9c1ef8c2c3e61248_cryptolocker
Files
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2024-05-24_ccc65a9e3af90acc9c1ef8c2c3e61248_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