Behavioral task
behavioral1
Sample
ffac954d3c8e681074131e4105a6b9b8_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
ffac954d3c8e681074131e4105a6b9b8_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
ffac954d3c8e681074131e4105a6b9b8_cryptolocker_JC.exe
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Size
41KB
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MD5
ffac954d3c8e681074131e4105a6b9b8
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SHA1
6e3bc23fd5c1c55415806849660b091789e20163
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SHA256
ea067e85569e16a9887f571b2f60f43a644b1cd70013a93f49957f5ffc7194fb
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SHA512
ade4766e85eb8e5693b4a036fc598048bed2e091429038170a965261d506ce4ec138ac179e9fb2e0ba6b86bc389bc2e348e2521d806e6b65eff7f098fd24b9d0
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzfm5oU3tL:qUmnpomddpMOtEvwDpjjaYaFAh5V
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource ffac954d3c8e681074131e4105a6b9b8_cryptolocker_JC.exe unpack001/out.upx
Files
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ffac954d3c8e681074131e4105a6b9b8_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