Behavioral task
behavioral1
Sample
2024-04-10_234fecf87db46a0f927e39873f5cff93_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_234fecf87db46a0f927e39873f5cff93_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_234fecf87db46a0f927e39873f5cff93_cryptolocker
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Size
84KB
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MD5
234fecf87db46a0f927e39873f5cff93
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SHA1
f878a4ea306d6d02b7510fa165fcdf674021a311
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SHA256
160d6c4e682db8b6a3c2e9050da71f3a78fd6ad0b9359e487ef98f019da79ba6
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SHA512
ee9ff34f7730b014c1e3aea63b18cb564770566076e6166fabcbdf65095ce67ee9524f495ed87a8cf2a9f3928b0275c8ea694d22af4e1a22b9a60ca86546d2d1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5R5:T6a+rdOOtEvwDpjNk
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_234fecf87db46a0f927e39873f5cff93_cryptolocker
Files
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2024-04-10_234fecf87db46a0f927e39873f5cff93_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