Behavioral task
behavioral1
Sample
2024-04-27_3a52a23f064969999f9d4e2f77ad2029_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_3a52a23f064969999f9d4e2f77ad2029_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_3a52a23f064969999f9d4e2f77ad2029_cryptolocker
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Size
52KB
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MD5
3a52a23f064969999f9d4e2f77ad2029
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SHA1
2b4e547903bde6b503a0b07deeba8e379cb206cb
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SHA256
a1cdca18a165180910f70b3f42ce2eab6f669a150de920a4aad864ddb1e05dd2
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SHA512
9de3513166c9c1e254b52c2abeaaea8d73b8b75c8064f8580a5b6e2aa16f450d97877a966344cacc00c6609875f177f783849542a0c69a84e2a820c95b076200
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOY:z6QFElP6n+gKmddpMOtEvwDpj31iY
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 2024-04-27_3a52a23f064969999f9d4e2f77ad2029_cryptolocker
Files
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2024-04-27_3a52a23f064969999f9d4e2f77ad2029_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