Behavioral task
behavioral1
Sample
2024-04-10_1df5ca694159c8f8741e2e921aeb50fb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_1df5ca694159c8f8741e2e921aeb50fb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-10_1df5ca694159c8f8741e2e921aeb50fb_cryptolocker
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Size
59KB
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MD5
1df5ca694159c8f8741e2e921aeb50fb
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SHA1
f84d62b4d80f1bbafd9223b8ee98b14310b8b7f9
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SHA256
77e7f81bca6e0148e5757a42bf1dcb38947934623271968c61f7b109efef933c
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SHA512
78c2e9136b41c1e85058605e8c79d4ee48fb5c82e0a81ff235104fed75d27968b613e2e2331785d0f29092ae7faa595136de9edf3c50b67515e2389e5dd358e3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpysnymI:zj+soPSMOtEvwDpj4yRymI
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 2024-04-10_1df5ca694159c8f8741e2e921aeb50fb_cryptolocker
Files
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2024-04-10_1df5ca694159c8f8741e2e921aeb50fb_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