Behavioral task
behavioral1
Sample
2024-04-21_608e83d0c09ccca7299ea26800ff9bd2_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-21_608e83d0c09ccca7299ea26800ff9bd2_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_608e83d0c09ccca7299ea26800ff9bd2_cryptolocker
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Size
50KB
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MD5
608e83d0c09ccca7299ea26800ff9bd2
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SHA1
e2e5cdcb6644c3ca7d3d360dd0b05caf528a7bb6
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SHA256
c04d62211dd765e6000314f267deffb574b62fa2d9ba5e03897aaf61b1df2e4a
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SHA512
09c6b6a61a4e0d7445469c33becc48688b2ec0f971e894a8ff797b56188ac3adb8022fc2cb80a127cc005f56676b09c06d6c5a26dedd955d54f94485ab2fb283
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvt3M:bODOw9acifAoc+v8
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 2024-04-21_608e83d0c09ccca7299ea26800ff9bd2_cryptolocker
Files
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2024-04-21_608e83d0c09ccca7299ea26800ff9bd2_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