Behavioral task
behavioral1
Sample
2024-03-29_fea33810644ac033421e9f6908d0b9d1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_fea33810644ac033421e9f6908d0b9d1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_fea33810644ac033421e9f6908d0b9d1_cryptolocker
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Size
50KB
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MD5
fea33810644ac033421e9f6908d0b9d1
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SHA1
6b561852b8fd78230dd6a69547a3fe62304bc470
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SHA256
73e8b049eb4f66efa44c0f531376057903788579cafe97a1430b77af44b0772f
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SHA512
93acff16e12a4424bfab8416c41a28820d72be315c2d34841b841b17238fc46e0ed86ab0ef8f4a584a3828d118a787d0ad4e222d821f7e9c361ac6019c0468bd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OT5:z6QFElP6n+gKmddpMOtEvwDpj31d
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 2024-03-29_fea33810644ac033421e9f6908d0b9d1_cryptolocker
Files
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2024-03-29_fea33810644ac033421e9f6908d0b9d1_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