Behavioral task
behavioral1
Sample
2024-04-05_cd5ff9948c6df62d4cfd69e773c5740e_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-05_cd5ff9948c6df62d4cfd69e773c5740e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_cd5ff9948c6df62d4cfd69e773c5740e_cryptolocker
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Size
82KB
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MD5
cd5ff9948c6df62d4cfd69e773c5740e
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SHA1
7a2b839234cea6cde13f3017ba46df6851f89dfd
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SHA256
1efcc9c19e08b55e7962ad3df778685e6014927e541843e20978f44d113e9fd5
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SHA512
88f4737da5f228b97923737e59b8a7faaeb174036f683d6053a6cb4ac3422f04a189535612b6f2677e3dd3762e2edea126fdb88298f056eb28684bae180e703b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT75:T6a+rdOOtEvwDpjNF
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 2024-04-05_cd5ff9948c6df62d4cfd69e773c5740e_cryptolocker
Files
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2024-04-05_cd5ff9948c6df62d4cfd69e773c5740e_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