Behavioral task
behavioral1
Sample
58aead0a704014180d0b297c674d7bb8_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
58aead0a704014180d0b297c674d7bb8_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
58aead0a704014180d0b297c674d7bb8_cryptolocker_JC.exe
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Size
40KB
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MD5
58aead0a704014180d0b297c674d7bb8
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SHA1
f270241333230249814c485e29a3580a3a8d99b4
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SHA256
77173e224cdfd98b953ec403e1384c25095dc4d2a0674fff1a6b2d3619c0ef3c
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SHA512
d33ca22c089e31bb8d4714d47c4974f28a7f550fd86b747a98a2376a0d94ed67789fbd9e261876ea3c49a1d194918b4ef50c6fb607ca4d1f3501907952e9dd6f
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzfm5o6:qUmnpomddpMOtEvwDpjjaYaFAh5R
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 58aead0a704014180d0b297c674d7bb8_cryptolocker_JC.exe unpack001/out.upx
Files
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58aead0a704014180d0b297c674d7bb8_cryptolocker_JC.exe.exe windows 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: 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
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out.upx.exe windows 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
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ