Behavioral task
behavioral1
Sample
2024-04-19_6d41c59f146a3f094b2eb70c73b83061_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_6d41c59f146a3f094b2eb70c73b83061_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_6d41c59f146a3f094b2eb70c73b83061_cryptolocker
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Size
50KB
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MD5
6d41c59f146a3f094b2eb70c73b83061
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SHA1
7b91289f0e0f93df6bb6ff9a7f383815479b5f6f
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SHA256
c9c48a8a33ede71b4784d042cf19d7e62f8f340f1df8e21cf732614e63435476
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SHA512
bc96925a21b0ac4f1eda00c4a408cfd2db2f6fcc3b1e0dd8a7a098e278c77701375c1969e79c1bc4b5f86a80c5cba72a2aba034e826a7f96fb45dd11b1c290f8
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtF:bODOw9acifAoc+vF
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 2024-04-19_6d41c59f146a3f094b2eb70c73b83061_cryptolocker
Files
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2024-04-19_6d41c59f146a3f094b2eb70c73b83061_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