Behavioral task
behavioral1
Sample
2024-04-15_91607a8b6d0d554607c39c3ba1ab1ea4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_91607a8b6d0d554607c39c3ba1ab1ea4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-15_91607a8b6d0d554607c39c3ba1ab1ea4_cryptolocker
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Size
74KB
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MD5
91607a8b6d0d554607c39c3ba1ab1ea4
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SHA1
27fa931dfb0f6d30e2f54cd3ee4d300b5acf4797
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SHA256
4a4b78ff7120607073a4e8e46457306435a62185cf32f7c1b2fee4e22aec429a
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SHA512
f5efef52e8e76b11a5bd5a3d27215947b5503155f5525545d180e36af2913195b9f0cb3283f5a3f58da9b9e3582cc732b3ad81cc7233b5425789406aef93ec3e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaleFH:1nK6a+qdOOtEvwDpjh
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-04-15_91607a8b6d0d554607c39c3ba1ab1ea4_cryptolocker
Files
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2024-04-15_91607a8b6d0d554607c39c3ba1ab1ea4_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE