Behavioral task
behavioral1
Sample
2024-01-26_31808a4059ae8653e255188035566855_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_31808a4059ae8653e255188035566855_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_31808a4059ae8653e255188035566855_cryptolocker
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Size
107KB
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MD5
31808a4059ae8653e255188035566855
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SHA1
6a7af84325fd8a3f4a64f33fadf52ec67359e89f
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SHA256
dceed5e505a71306471dc802ec007086c3e3dd0faeee0a326ddd2698462b11e6
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SHA512
6c5a002558965185c1dec05e8ff5dc03379cccf3eaa6bad8a5191078d012d30b7fdb225622f3a0a8816150809493cc979b631d774b35fd4b83cbc12ea752cc90
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEF:1nK6a+qdOOtEvwDpjb
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 2024-01-26_31808a4059ae8653e255188035566855_cryptolocker
Files
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2024-01-26_31808a4059ae8653e255188035566855_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