Behavioral task
behavioral1
Sample
2024-05-26_4ad90ab494a34d4598e814ea6954d385_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-26_4ad90ab494a34d4598e814ea6954d385_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-26_4ad90ab494a34d4598e814ea6954d385_cryptolocker
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Size
60KB
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MD5
4ad90ab494a34d4598e814ea6954d385
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SHA1
3d6bb82f01138f8296f835cebe0c15626e0937d3
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SHA256
45e759ea06bac5af382e1f095c1f1679bde044910821ad502730e448b497ebd2
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SHA512
d0d479b602140f798254f48b1168ce23fcedfb4f3a73df7f3b15be00740fd8d1305fa339d8a1dce7c509378c4144bd12456feeb148bddfb19eb3f49e64a1d3bc
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pH:H6QFElP6n+gou9cvMOtEvwDpjCpVXp
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 2024-05-26_4ad90ab494a34d4598e814ea6954d385_cryptolocker
Files
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2024-05-26_4ad90ab494a34d4598e814ea6954d385_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: 11KB - 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