Behavioral task
behavioral1
Sample
2024-02-23_a67a0be11ad057cfc7a124f231dcc922_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_a67a0be11ad057cfc7a124f231dcc922_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_a67a0be11ad057cfc7a124f231dcc922_cryptolocker
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Size
117KB
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MD5
a67a0be11ad057cfc7a124f231dcc922
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SHA1
b517aa93c42c5bc6976e2681c5f39666af0f883a
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SHA256
b3847bb306dee3b5c129671b7b72267baeb07f5e5756fe544c0acd05b8f2f9d4
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SHA512
80a1c3cbb12fe09c851ad865a34a1d6a3225bbb3a62c95edbc4abaa5f72e527d598917d4becdb6776b0ace3d4f38a9068f8249d229638f94a3f046c852234304
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZNn:z6a+CdOOtEvwDpjczB
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 2024-02-23_a67a0be11ad057cfc7a124f231dcc922_cryptolocker
Files
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2024-02-23_a67a0be11ad057cfc7a124f231dcc922_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_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