Behavioral task
behavioral1
Sample
2024-05-16_a5a6b35061118905a2d570de5c95601f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-16_a5a6b35061118905a2d570de5c95601f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-16_a5a6b35061118905a2d570de5c95601f_cryptolocker
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Size
52KB
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MD5
a5a6b35061118905a2d570de5c95601f
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SHA1
6b7139d0cf72fe097e4036ac4f19c8f4be4936f8
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SHA256
e8b91e93cf76068eee88ad3cecaffc3b53089e04f4ebd430369811b3987fd092
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SHA512
bd25a16a42728f2e431bf5b1c3e4f230c579ec14502ba4f38324f00e8fb852830601cfcc5af392f88b1c3cb9981d0f9ece57fdbdef288bd81d87958d38b8e27c
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOevo:z6QFElP6n+gKmddpMOtEvwDpj31ieQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-16_a5a6b35061118905a2d570de5c95601f_cryptolocker
Files
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2024-05-16_a5a6b35061118905a2d570de5c95601f_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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