Behavioral task
behavioral1
Sample
2024-01-28_8bda9218288c1ab5bf5c0629e4c1383c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_8bda9218288c1ab5bf5c0629e4c1383c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_8bda9218288c1ab5bf5c0629e4c1383c_cryptolocker
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Size
114KB
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MD5
8bda9218288c1ab5bf5c0629e4c1383c
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SHA1
841cd6f6af840828f10e3b64e8476f1344f767d7
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SHA256
0d19aa8e8b309f43f8713d5808f9ef320904758660d978e99474ae051b3c7277
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SHA512
c9c5740ecc052b73d2ed870afedf610ea33092422b8594c83172ccb93ab58373c8696a78cfdd2021dfec27889311a44f3d18a2fa298d79c6609799c29c9b3eaf
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01e:z6a+CdOOtEvwDpjczA
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 2024-01-28_8bda9218288c1ab5bf5c0629e4c1383c_cryptolocker
Files
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2024-01-28_8bda9218288c1ab5bf5c0629e4c1383c_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