Behavioral task
behavioral1
Sample
2024-05-10_b2974882cfa3ae634e976e66ea1b142a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_b2974882cfa3ae634e976e66ea1b142a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_b2974882cfa3ae634e976e66ea1b142a_cryptolocker
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Size
50KB
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MD5
b2974882cfa3ae634e976e66ea1b142a
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SHA1
6ac7ef0a65bf04faed7993b5306767789e5552d8
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SHA256
0f92edfc17447c93332341e73826440d43a6aab8307eb433ab9e8fdf7c1cb6eb
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SHA512
5040ffbe300368710c56bbb9530acdb938c5a8e65a811301599f8c23f644b6823009c0fa47eef5c03a1d92b6967913c127487cbb98f35ae12bee5420cfb67491
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtXY:bODOw9acifAoc+vXY
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 2024-05-10_b2974882cfa3ae634e976e66ea1b142a_cryptolocker
Files
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2024-05-10_b2974882cfa3ae634e976e66ea1b142a_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