Behavioral task
behavioral1
Sample
2024-05-14_e20fe6abdf0133d294dea38809903220_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-14_e20fe6abdf0133d294dea38809903220_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_e20fe6abdf0133d294dea38809903220_cryptolocker
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Size
56KB
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MD5
e20fe6abdf0133d294dea38809903220
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SHA1
f0f35c0a4e200ec222209158f634a2d588e0f3f0
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SHA256
374e7f946f95e6f9b31ed2f7812a3c1aa6e9ed32451e217c238d49e216473c1d
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SHA512
c4dc65d7af84578a20809729a1e385f680d125ebcae94b7897ae09c4cae3ad8bcadf6237d82787dbacf692bba6ce11f197d1deffb7918f565152cb3bef6f8c75
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYR+:bP9g/xtCS3Dxx0LU
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-14_e20fe6abdf0133d294dea38809903220_cryptolocker
Files
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2024-05-14_e20fe6abdf0133d294dea38809903220_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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