Behavioral task
behavioral1
Sample
2024-01-26_e031c4861ccf808ddc56654d1fb1c1f1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_e031c4861ccf808ddc56654d1fb1c1f1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_e031c4861ccf808ddc56654d1fb1c1f1_cryptolocker
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Size
56KB
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MD5
e031c4861ccf808ddc56654d1fb1c1f1
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SHA1
9cebc7a28c2945c58692fc35110fdcf82bf3f986
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SHA256
ac7bbdac37de75fd67f8a7adf11c6cab25ba82199455858cf6053a4751cf4c42
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SHA512
d34df05973872fdb97dc5efc0c05b6c166af4016020052b39b311fac0269c99898950494900e6dcc88e7d17e5e22a8fabb437e502662ecd2ee8ddc1b44c0c9a2
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5apps:z6QFElP6n+gKmddpMOtEvwDpj9aYac
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 2024-01-26_e031c4861ccf808ddc56654d1fb1c1f1_cryptolocker
Files
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2024-01-26_e031c4861ccf808ddc56654d1fb1c1f1_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