Behavioral task
behavioral1
Sample
2024-05-08_0a5aa68745b29ee2092e8c991473590e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-08_0a5aa68745b29ee2092e8c991473590e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-08_0a5aa68745b29ee2092e8c991473590e_cryptolocker
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Size
51KB
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MD5
0a5aa68745b29ee2092e8c991473590e
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SHA1
d692026e92e6b1460abbf26a632ec9fd1aa8b8e6
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SHA256
fbd81c8e237aa88b4e1f9a1b8aefcdcab1edc6652ae415d62dcf9591fb56ecd7
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SHA512
445328b0bd6d7d51e935fbb7132a01cea342e8e57c7626906256c5834b3eba07f6199b2bb598e1a2cf51e73751649ab8314d5743138d95bdbb556d08c132ed38
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOY:bODOw9acifAoc+vD
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-08_0a5aa68745b29ee2092e8c991473590e_cryptolocker
Files
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2024-05-08_0a5aa68745b29ee2092e8c991473590e_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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