Behavioral task
behavioral1
Sample
2024-09-14_77a4f05e9c9582afe71f55301bfd399b_cryptolocker.exe
Resource
win7-20240729-en
General
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Target
2024-09-14_77a4f05e9c9582afe71f55301bfd399b_cryptolocker
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Size
69KB
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MD5
77a4f05e9c9582afe71f55301bfd399b
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SHA1
4fa8f0f528e0a5486c5600ebb394b667260f587c
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SHA256
9f9689f5a2310b991f15329b801eaf2caca4d000cc52fb27cf38ad90deed61c6
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SHA512
e1a13e6946ae525c963769f7250be1f83db7477c664d735e22c935b7a4408ab49d21b256521da54bdd95520dd5aa49f5d5c2e08cbb7bedc2de659e4901f866e1
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQApQ:78SEOtEvwDpjWYvQd2Pa
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-14_77a4f05e9c9582afe71f55301bfd399b_cryptolocker unpack001/out.upx
Files
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2024-09-14_77a4f05e9c9582afe71f55301bfd399b_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: - Virtual size: 32KB
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: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ