Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_21b82ce5edb37aede9146e86fff237ec_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_21b82ce5edb37aede9146e86fff237ec_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_21b82ce5edb37aede9146e86fff237ec_cryptolocker
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Size
47KB
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MD5
21b82ce5edb37aede9146e86fff237ec
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SHA1
8057a161b18baa67bbb0ab405e8bd6b0b30948a2
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SHA256
7b799e79b1fcf97d48a8c230fb665bd21fee4a56344fc33db8ba2ededcbbcd79
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SHA512
1c0465293a0a4b7eb8c3ff94b379e6d871d6fe93f792b7277e1cd2871c10124868ae7f52c89f246f94fc357c0eaa3467d5bf3bd1e306b7c1d5c58e2fbae3951b
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rzhwa6n:xj+VGMOtEvwDpjy+TI
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-03_21b82ce5edb37aede9146e86fff237ec_cryptolocker
Files
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2024-02-03_21b82ce5edb37aede9146e86fff237ec_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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