Behavioral task
behavioral1
Sample
2024-03-28_9f4a39575746e6b758ec441d55cc5e23_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-28_9f4a39575746e6b758ec441d55cc5e23_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_9f4a39575746e6b758ec441d55cc5e23_cryptolocker
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Size
64KB
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MD5
9f4a39575746e6b758ec441d55cc5e23
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SHA1
d7d46340bf22a78b32483a97ee6128fb3c3deedf
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SHA256
dc57ba873e7ecb10a16cf47bef2e742a31c0d397b70c140386c6671c70ac6305
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SHA512
1556ef994e9c37f908291528dfe043f554844d09e7041b50d8b11f387cf787fe427b537a4b2b0c852946a0da60adbc24c0070dec40982570c2a9d0090018e00c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXP:1nK6a+qdOOtEvwDpjP
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 2024-03-28_9f4a39575746e6b758ec441d55cc5e23_cryptolocker
Files
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2024-03-28_9f4a39575746e6b758ec441d55cc5e23_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE