Behavioral task
behavioral1
Sample
fe2aee9491112a8d0fef1e3680399ce5_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
fe2aee9491112a8d0fef1e3680399ce5_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
fe2aee9491112a8d0fef1e3680399ce5_cryptolocker_JC.exe
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Size
40KB
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MD5
fe2aee9491112a8d0fef1e3680399ce5
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SHA1
9b769976125367bed861febd8d2a2177882877ba
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SHA256
759e6ae6142efccd762ab0343dd04b6ab35b372b277331c428ec7ad4f586a93c
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SHA512
07754bc95ba332929c0e4de6d0d2d56ba451a4d52faec86c6baad6a5a3a9dbab3cb1632249ddcd222bd9f00618c6e06b2d42a5c7b4c578771c9db8b332a24ec9
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzfm5o4s:qUmnpomddpMOtEvwDpjjaYaFAh5k
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource fe2aee9491112a8d0fef1e3680399ce5_cryptolocker_JC.exe unpack001/out.upx
Files
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fe2aee9491112a8d0fef1e3680399ce5_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