Behavioral task
behavioral1
Sample
2024-01-09_b73cd309ba50201318e10c818497c6a8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-09_b73cd309ba50201318e10c818497c6a8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-09_b73cd309ba50201318e10c818497c6a8_cryptolocker
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Size
88KB
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MD5
b73cd309ba50201318e10c818497c6a8
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SHA1
08969f17039f312456abe6dcdfbfd8063303d525
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SHA256
6a3288f1bbec0ff6b86f3135003bf206d9e51246aa8a2091fed1b023c90af50e
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SHA512
8e3ec86f2c0af9a0425a54184a039e62d7e7dfc7436f372852660453ab5f224d9cd9c498dff7b08f0085af7814ca740768af9c28925508c58872ae8ae4b64b25
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjb:zCsanOtEvwDpji
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-09_b73cd309ba50201318e10c818497c6a8_cryptolocker
Files
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2024-01-09_b73cd309ba50201318e10c818497c6a8_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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