Behavioral task
behavioral1
Sample
2024-01-23_67a22ae94082a5e826a1eb54d72b6120_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_67a22ae94082a5e826a1eb54d72b6120_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_67a22ae94082a5e826a1eb54d72b6120_cryptolocker
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Size
61KB
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MD5
67a22ae94082a5e826a1eb54d72b6120
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SHA1
632df467e229128596da6fce36abf2358b823db9
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SHA256
b587f596d8fdff0785f50b805cd5a16c39abe15d7713a95a558c7cbd23d378bb
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SHA512
164ba412ed9fe3dbb9dd205a2eda6c4dff1484dd82f342b51c331e565ce610c9c9646efbab8a503849bd67df40682a7d9f113ef56b3cebcf1766bea648aa3f8f
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnV2:zj+soPSMOtEvwDpj4kpmeLmnw
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 2024-01-23_67a22ae94082a5e826a1eb54d72b6120_cryptolocker
Files
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2024-01-23_67a22ae94082a5e826a1eb54d72b6120_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