Behavioral task
behavioral1
Sample
2024-03-14_b0db1146084efecbdff44c41b173039b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_b0db1146084efecbdff44c41b173039b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-14_b0db1146084efecbdff44c41b173039b_cryptolocker
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Size
121KB
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MD5
b0db1146084efecbdff44c41b173039b
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SHA1
3a1c3bec68dc5e3cd19dc9648679e29accc81d00
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SHA256
78264e985d4734bbcfe93207b0c21c17b125e7c4aef58e0b024f7435b7957ae1
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SHA512
4b6713d43afe6a59219d600035d595c0dca9d0754d6b0c26264cde9e0bf0fb603900f06ad045aa3178e84f432039e75ae245047fc2fee1280a1795aa67521a0c
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy9t32:z6a+CdOOtEvwDpjczn
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 2024-03-14_b0db1146084efecbdff44c41b173039b_cryptolocker
Files
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2024-03-14_b0db1146084efecbdff44c41b173039b_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