Behavioral task
behavioral1
Sample
unl-cbou.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
unl-cbou.exe
Resource
win10v2004-20231222-en
General
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Target
66cbfd6b71d4a20dc5177c5f401089f8
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Size
89KB
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MD5
66cbfd6b71d4a20dc5177c5f401089f8
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SHA1
3a559a6da807cbaf125b8d99c0fadbc0c0043670
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SHA256
e4510895b0dcde43df0d42244712e6c4c1fbb23c5f2a7fd243776cd03c54376a
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SHA512
79d309e521f1c408fdbc945342bcd80c68781f51bf0d82d827703b9a504ad348210641eab10947a0034e336b4d812beac23963ab3d58e7f56d75181a29dcfcb4
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SSDEEP
1536:/GE9Umvs09JSmOSVBVdUVqtVv5+ffu6ObDDt1OiVcezaGNUq6oMn5iFr://9UX09CSV3dbNQ+6OpJaPq6hO
Malware Config
Signatures
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resource yara_rule static1/unpack001/unl-cbou.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/unl-cbou.exe unpack002/out.upx
Files
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66cbfd6b71d4a20dc5177c5f401089f8.rar
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unl-cbou.exe.exe windows:4 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: 204KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 82KB - Virtual size: 84KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 87KB - Virtual size: 86KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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unleashed.nfo