Behavioral task
behavioral1
Sample
2024-02-12_8597c90d1c11c6c769ce9568704cd1a7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_8597c90d1c11c6c769ce9568704cd1a7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_8597c90d1c11c6c769ce9568704cd1a7_cryptolocker
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Size
62KB
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MD5
8597c90d1c11c6c769ce9568704cd1a7
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SHA1
f4df568c7cd0c2038633d16b26e3cb297a8fde03
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SHA256
d4128c5f4d7f8329dda821c7b4bac8585d42b345622e8aa71f10981b92897eed
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SHA512
97264c7a0a3cc636b4ed870fb306e3bdc20a45865349c377dd4189330cae6ec97db16cfa6d4f5d0d2e554ade815cf0ab1045b7dd82cdce689ad9f4ba57022612
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVlD:zj+soPSMOtEvwDpj4kpmeLmn3D
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 2024-02-12_8597c90d1c11c6c769ce9568704cd1a7_cryptolocker
Files
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2024-02-12_8597c90d1c11c6c769ce9568704cd1a7_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