Behavioral task
behavioral1
Sample
2024-04-29_a28935d2e0cff89c32df69c2b3e62f27_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-29_a28935d2e0cff89c32df69c2b3e62f27_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-29_a28935d2e0cff89c32df69c2b3e62f27_cryptolocker
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Size
147KB
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MD5
a28935d2e0cff89c32df69c2b3e62f27
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SHA1
d7a8f468893778e527753dbd9b603b8a961f8431
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SHA256
81dee62289fdc6ee82fb06476d25b7824d3d270e7e5520053a604826f8b593b2
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SHA512
e36d10ca918c04eac77104e9a694647a60200e7e6c459a3187d4dca34153682ca129c8476784babb989b31be6033581ecc0f002540afaa3fa7a2372b1a66a191
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgp699GNtL1ecg:T6a+rdOOtEvwDpjLzT
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 2024-04-29_a28935d2e0cff89c32df69c2b3e62f27_cryptolocker
Files
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2024-04-29_a28935d2e0cff89c32df69c2b3e62f27_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_CODE
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