Behavioral task
behavioral1
Sample
2024-06-13_0bdcdc8d05a5bc25d81e1f13e36f3c57_maui.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-13_0bdcdc8d05a5bc25d81e1f13e36f3c57_maui.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-13_0bdcdc8d05a5bc25d81e1f13e36f3c57_maui
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Size
331KB
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MD5
0bdcdc8d05a5bc25d81e1f13e36f3c57
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SHA1
78a97e3c87227a8dec70da112987c48036e7a0dc
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SHA256
8efe0867e6d629ae5641031afd73d05d72a926b8b2c3e046fcf0ce8942c3619a
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SHA512
84f9bf4625339760e1bf9b2faa874cdea95e30803609cfc4438e34e6bc8d0f089795ce307564c5c6b29823d1519dc3cf9e0f975932d31bfb19c76992caf26b5c
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SSDEEP
6144:8gj1SzLLw09lIbrgsYLbxkPbiXncmurMQL0CZWxEWlz+N6Zt5ZijH4t6fl6g8+ND:8gj1EPXCP1mcBk+YZU4t/g8kS9G1
Malware Config
Signatures
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Detect Maui ransomware 1 IoCs
resource yara_rule static1/unpack001/out.upx family_maui -
Maui family
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-06-13_0bdcdc8d05a5bc25d81e1f13e36f3c57_maui unpack001/out.upx
Files
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2024-06-13_0bdcdc8d05a5bc25d81e1f13e36f3c57_maui.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 484KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 329KB - Virtual size: 332KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 497KB - Virtual size: 497KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 202KB - Virtual size: 202KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 436B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 37KB - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ