Behavioral task
behavioral1
Sample
2024-06-10_e7072e38e055b80baeca38371d0b76a4_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-10_e7072e38e055b80baeca38371d0b76a4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-10_e7072e38e055b80baeca38371d0b76a4_cryptolocker
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Size
70KB
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MD5
e7072e38e055b80baeca38371d0b76a4
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SHA1
e2c6257479b17ff21a9f65f9c24b37857055adae
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SHA256
4586aac1c2c8439cdcaa76bd642bbcc8def558a887332492f932e51b8520b6a4
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SHA512
5ef0ed7b2197a3f8db036643cd706caa1687413991136498f14c0e4d32c9b1f21f11cf651de6aac4d41b3abadc00254b0383623af17d6dfee47a0de85cfa10c0
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PJ:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAJ
Malware Config
Signatures
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Detection of CryptoLocker Variants 2 IoCs
resource yara_rule sample CryptoLocker_rule2 static1/unpack001/out.upx CryptoLocker_rule2 -
Detection of Cryptolocker Samples 2 IoCs
resource yara_rule sample CryptoLocker_set1 static1/unpack001/out.upx CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-06-10_e7072e38e055b80baeca38371d0b76a4_cryptolocker unpack001/out.upx
Files
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2024-06-10_e7072e38e055b80baeca38371d0b76a4_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
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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
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out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ