Behavioral task
behavioral1
Sample
2024-06-11_efc66155847a62b8b00877637707225d_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-11_efc66155847a62b8b00877637707225d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-11_efc66155847a62b8b00877637707225d_cryptolocker
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Size
76KB
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MD5
efc66155847a62b8b00877637707225d
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SHA1
61a85b4f5cb7b05e32adb5eff4d1c9e9bc3e3953
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SHA256
becad10b0f79cf9e7f440fd42b8519ac056e286ed26a530b2dd17dc431227e97
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SHA512
fc1fc4a6824bc99fed16e066a2ab6330b47c2c876dd2e1b0a8bfacf3d9ce67cd1dee186dea49c484a934fea7aa89d7036201d64c3e824cebd5ec54fcc52a1b48
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GM:1nK6a+qdOOtEvwDpjZ
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 2024-06-11_efc66155847a62b8b00877637707225d_cryptolocker
Files
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2024-06-11_efc66155847a62b8b00877637707225d_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