Behavioral task
behavioral1
Sample
2024-05-29_e21cf5ab68b83135c0e081b434e84ac7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_e21cf5ab68b83135c0e081b434e84ac7_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_e21cf5ab68b83135c0e081b434e84ac7_cryptolocker
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Size
78KB
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MD5
e21cf5ab68b83135c0e081b434e84ac7
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SHA1
3c5ada040277b6035113014cf93d68bff61490d8
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SHA256
922beff7d0039ea77218ebd476dbfa9e6d5f362f7da24f66e770afbab7b23ddd
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SHA512
b0a56e4a24e9141ad33d2c26671d54f4e99507657a77ea181e4540ef1e3e1bf2717a23a5d26a48bda9f59362cf9b47870a0468a6c6f024d7dc0ae38e01d5c433
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnA:T6a+rdOOtEvwDpjNtHP3
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 2024-05-29_e21cf5ab68b83135c0e081b434e84ac7_cryptolocker
Files
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2024-05-29_e21cf5ab68b83135c0e081b434e84ac7_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