Behavioral task
behavioral1
Sample
2024-05-14_aa42ba33024932b33e64efa133afee8d_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-14_aa42ba33024932b33e64efa133afee8d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-14_aa42ba33024932b33e64efa133afee8d_cryptolocker
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Size
77KB
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MD5
aa42ba33024932b33e64efa133afee8d
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SHA1
d4581a279a0a21cf1b215f6d7fc0efd6a7158640
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SHA256
32128bcb1996ee332b58bb6b0a99d34fe1f1c5d30423d1fe75896cdc54c2f0c4
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SHA512
8b7a50cbade9436c24dffea8917393bfc4e5ee52a6f16e6529802de206798f123b49d54e5fa3159ad0cfe6ba978d60b5a1fe3e4e7f01f807a59e659f693bcebf
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx2:T6a+rdOOtEvwDpjNtHPF
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 2024-05-14_aa42ba33024932b33e64efa133afee8d_cryptolocker
Files
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2024-05-14_aa42ba33024932b33e64efa133afee8d_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