Behavioral task
behavioral1
Sample
2024-05-13_e3cb1f2eeec4cfff943261f81e5cf071_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_e3cb1f2eeec4cfff943261f81e5cf071_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-13_e3cb1f2eeec4cfff943261f81e5cf071_cryptolocker
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Size
78KB
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MD5
e3cb1f2eeec4cfff943261f81e5cf071
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SHA1
e4908a4daebc4be3c755bf3c1c54dfc0a8c218fe
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SHA256
ef2e1f9e18efc5e8820152240c36216e5b80473b8a59f13c096ad652f30381a4
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SHA512
67dc8e21bd63b52961a14e97fe4aff81a5b808f6632bb350c0f786ce33d7aac577acce9939bc5249bfb08619f3034a4b5b0dbf31d62cb81e8f7b4d153a96a24f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1x:T6a+rdOOtEvwDpjNtHP+
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 2024-05-13_e3cb1f2eeec4cfff943261f81e5cf071_cryptolocker
Files
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2024-05-13_e3cb1f2eeec4cfff943261f81e5cf071_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