Behavioral task
behavioral1
Sample
2024-05-15_c55606fd7e7405deb0f826768d539e93_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-15_c55606fd7e7405deb0f826768d539e93_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-15_c55606fd7e7405deb0f826768d539e93_cryptolocker
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Size
97KB
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MD5
c55606fd7e7405deb0f826768d539e93
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SHA1
a4287cc4eb602d7c5425b487758cbeffa94074cf
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SHA256
779e0ec7d4047e0e14662e9a33d27ca0761a6cf7ad3ad806b9db3753745f3178
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SHA512
35484c7e687c8a8336843d453e2d46ec361903181b42cfc68edcac951e271e4547d33a709ffbc42c7833025c7295abc0252ee7671c4df23483902fdeadff1c6b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bqn:zCsanOtEvwDpjB2
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 2024-05-15_c55606fd7e7405deb0f826768d539e93_cryptolocker
Files
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2024-05-15_c55606fd7e7405deb0f826768d539e93_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