Behavioral task
behavioral1
Sample
umo.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
umo.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
安装说明.url
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
安装说明.url
Resource
win10v2004-20231215-en
General
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Target
71a463710a57ef44d0907f66cc434e56
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Size
4.2MB
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MD5
71a463710a57ef44d0907f66cc434e56
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SHA1
0bf1e69c0ee2474f5ad7bf0c601a14a647aac16d
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SHA256
58452a0fe4013263e9efd9df9018736670998bb2f17708c94f66d6cf74075e39
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SHA512
75668daa63ed3d9e1b5b1717b7af4c9c999aec6c14f5b941c75d79808f1f34daa01500afb43f8393d9ba0dfe649439211eb000c7ee1a41275c163714bd7181c8
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SSDEEP
98304:aUINHYq3RCyGKLYjWvkum/rrCSKGE0q0rk6g8/PqAKhcos2ut:aUIkCiW3m/rmvG1qH76WE
Malware Config
Signatures
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resource yara_rule static1/unpack001/umo.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/umo.exe unpack002/out.upx
Files
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71a463710a57ef44d0907f66cc434e56.rar
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umo.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: 88KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 45KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 7KB - Virtual size: 8KB
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: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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安装说明.url.url