Behavioral task
behavioral1
Sample
2024-02-03_78c48c4e1f20df4d396809f08b2326cf_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_78c48c4e1f20df4d396809f08b2326cf_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_78c48c4e1f20df4d396809f08b2326cf_cryptolocker
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Size
78KB
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MD5
78c48c4e1f20df4d396809f08b2326cf
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SHA1
497d78fdc80d485d0a0eba4baadb55be44d8008e
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SHA256
f35f4be0f7fb5ba044be4b9ef11609e3ef75666d19910365a036ce307f85b8d4
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SHA512
bf57e1041856f0d2cd1a31bf7d322f46e444a0162224166206df0605bbab5b34ebb028469dce9f32cc8f8bc64a1a424bdede4a3d1d7dfa836e4f396998008167
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSP7e:T6a+rdOOtEvwDpjNA
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 2024-02-03_78c48c4e1f20df4d396809f08b2326cf_cryptolocker
Files
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2024-02-03_78c48c4e1f20df4d396809f08b2326cf_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