Behavioral task
behavioral1
Sample
2024-04-23_4aaa6d9f5b87bbc8f7bb44992bc5152c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_4aaa6d9f5b87bbc8f7bb44992bc5152c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_4aaa6d9f5b87bbc8f7bb44992bc5152c_cryptolocker
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Size
118KB
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MD5
4aaa6d9f5b87bbc8f7bb44992bc5152c
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SHA1
d1a230bdbdb30bf38d5761f1afc7ab8a25d2d9d8
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SHA256
7dc0059ee13f0084c2e070933b70c5e3ff981ddcb8bd7861e8d6a779cb5c5a85
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SHA512
5a6af3a6687683e070ec4e338b06a0e427bcf6d8bde766f162a958e45121bffd54ac6a4b751089d7699b9fcbda7863fbfb82ebdeedbb36596d06cec9b02f895b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp015:z6a+CdOOtEvwDpjczb
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 2024-04-23_4aaa6d9f5b87bbc8f7bb44992bc5152c_cryptolocker
Files
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2024-04-23_4aaa6d9f5b87bbc8f7bb44992bc5152c_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