Behavioral task
behavioral1
Sample
2024-05-22_4c8fa1ee157c7f19997227b9c68b1335_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_4c8fa1ee157c7f19997227b9c68b1335_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-22_4c8fa1ee157c7f19997227b9c68b1335_cryptolocker
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Size
52KB
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MD5
4c8fa1ee157c7f19997227b9c68b1335
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SHA1
315a939f3433677b4c673f0eb63c253495bd021d
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SHA256
b078bbae5d2ebcef282df4ca4378ab098ea067a88ce78a3cf1765481d3be5c74
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SHA512
c4b06071e2fd4f5d6c6f795550f77025ff9913a7312f98d25764ca5197d81070ad0bff5c44bc025025474ef4253a0688cf5622f3900c0d7642d05310d3fba81f
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXh:bODOw9acifAoc+vW
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-22_4c8fa1ee157c7f19997227b9c68b1335_cryptolocker
Files
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2024-05-22_4c8fa1ee157c7f19997227b9c68b1335_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