Behavioral task
behavioral1
Sample
2024-01-22_8ff4801061c00f7f42cafa999a308b82_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-22_8ff4801061c00f7f42cafa999a308b82_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-22_8ff4801061c00f7f42cafa999a308b82_cryptolocker
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Size
61KB
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MD5
8ff4801061c00f7f42cafa999a308b82
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SHA1
f56ce753fd295e07ed813ce49d8925f118de5661
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SHA256
c52388c54a21a35372f358c0444701ef7961b782a91720477cb1a7b1484aa362
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SHA512
359287fb5a795becf13edfc1ed2782770b036ad8bac0ecf08ea40f0e0491a9aac25950014d0addddae5d1f2b22727b5408f060f27e3d5c20f87f151b1bade564
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jKY:P8mnK6QFElP6n+gymddpMOtEvwDpjYhY
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 2024-01-22_8ff4801061c00f7f42cafa999a308b82_cryptolocker
Files
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2024-01-22_8ff4801061c00f7f42cafa999a308b82_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE