Behavioral task
behavioral1
Sample
2024-02-12_8b38beaea0fb518e9c429df0c5d4d39b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_8b38beaea0fb518e9c429df0c5d4d39b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_8b38beaea0fb518e9c429df0c5d4d39b_cryptolocker
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Size
82KB
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MD5
8b38beaea0fb518e9c429df0c5d4d39b
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SHA1
1332d693d4822af682d2184a90877d6b637ae133
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SHA256
dc9cebb95a27f8281322479e9a6ac8cf940516ccea70baf42a95260ff805042b
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SHA512
d5dab4fd1dba9ba611eff23655500167cc23187615a342ce9ed2aa57890c2a45b522da53a6284bd338ef6b7efe848ca524e1b87a5c73f5df411f934d83df9ab7
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7v:T6a+rdOOtEvwDpjNj
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 2024-02-12_8b38beaea0fb518e9c429df0c5d4d39b_cryptolocker
Files
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2024-02-12_8b38beaea0fb518e9c429df0c5d4d39b_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