Behavioral task
behavioral1
Sample
2024-02-25_a4f5937a275fd766a00996b3116e132b_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-25_a4f5937a275fd766a00996b3116e132b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_a4f5937a275fd766a00996b3116e132b_cryptolocker
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Size
71KB
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MD5
a4f5937a275fd766a00996b3116e132b
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SHA1
5d4f299cd74ca26c553b8c5f40a90b1a8533a91b
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SHA256
212ac73fad791cd068b87783ca7928c8c3f75ee1d6330acd3bd83360063c7271
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SHA512
f353f7a050d9b424691bddc42acd827e132978f2a03d8964cf03e0b52d1b57fc0ada0838d84a2308ff20bddbb90cae8c33e158c017ea6688371eaa9e83f52179
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalPO:1nK6a+qdOOtEvwDpjr
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 2024-02-25_a4f5937a275fd766a00996b3116e132b_cryptolocker
Files
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2024-02-25_a4f5937a275fd766a00996b3116e132b_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