Behavioral task
behavioral1
Sample
2024-05-29_b0cd577338ca84d50867c458774fb078_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_b0cd577338ca84d50867c458774fb078_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-29_b0cd577338ca84d50867c458774fb078_cryptolocker
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Size
79KB
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MD5
b0cd577338ca84d50867c458774fb078
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SHA1
ec66fe5e72e5874ffda00c096693a2900c57c611
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SHA256
66f07dc27e923f4b60f68d6b32ac348953317d9fe219d108cddba69a12c9ef8d
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SHA512
4a694aa364459eaf86470abb62b65ffb0fbb0b65096549648a65e00c62288a832ac2064472052f8dd3ba3758b7d15ec35ee87c90d4fafaa69bb54a4a6b962b01
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcR9:T6a+rdOOtEvwDpjNtw
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 2024-05-29_b0cd577338ca84d50867c458774fb078_cryptolocker
Files
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2024-05-29_b0cd577338ca84d50867c458774fb078_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