Behavioral task
behavioral1
Sample
2024-06-01_dc76aafc3d5d949c98582509b90a5a0e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-01_dc76aafc3d5d949c98582509b90a5a0e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_dc76aafc3d5d949c98582509b90a5a0e_cryptolocker
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Size
79KB
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MD5
dc76aafc3d5d949c98582509b90a5a0e
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SHA1
205fc5fb0421bc0bc01dd7d01e045c280ec8d434
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SHA256
034dcac47c168c8a6c07b4128b7bdaa37b60225a26928c2513dff1056b5f57f6
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SHA512
1e14d04e9c0545d26599fedec7c9b4b3bacb77a7d93821cbb3dbc724716a14a0937fd3b7dd6b9b2ae65ded93c4bd6c4b5fb3e5b74fb44132a5fcc4345add0316
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1FQ:T6a+rdOOtEvwDpjNtHPp
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 2024-06-01_dc76aafc3d5d949c98582509b90a5a0e_cryptolocker
Files
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2024-06-01_dc76aafc3d5d949c98582509b90a5a0e_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