Behavioral task
behavioral1
Sample
2fdadd44fa8ca62bd04728e2efa12aa1c97def0a4a3f1f414944d259c73c6675.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2fdadd44fa8ca62bd04728e2efa12aa1c97def0a4a3f1f414944d259c73c6675.exe
Resource
win10v2004-20240226-en
General
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Target
2fdadd44fa8ca62bd04728e2efa12aa1c97def0a4a3f1f414944d259c73c6675
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Size
776KB
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MD5
1b28e9a5333b090279dfd0c36f78cd76
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SHA1
55133014f4f83b769b5d2e9b8f44fafcde893830
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SHA256
2fdadd44fa8ca62bd04728e2efa12aa1c97def0a4a3f1f414944d259c73c6675
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SHA512
ac558d09a8207b9141308aa8532e90611c3cfa99e68a7028d3d9e8159b45825ed8e8b53c0dbf677c39c5e1369b05fe2d57d45cdfbf6113058ca3e916f38a76a0
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SSDEEP
24576:6mjl2AcvvGFCAYMFwRy64FVwUR/1qHDS:6o2bGEAYkwo6gVZR/
Malware Config
Signatures
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R77 family
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r77 rootkit payload 1 IoCs
Detects the payload of the r77 rootkit.
resource yara_rule static1/unpack001/out.upx r77_payload -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2fdadd44fa8ca62bd04728e2efa12aa1c97def0a4a3f1f414944d259c73c6675 unpack001/out.upx
Files
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2fdadd44fa8ca62bd04728e2efa12aa1c97def0a4a3f1f414944d259c73c6675.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 932KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 683KB - Virtual size: 684KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 91KB - Virtual size: 92KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 507KB - Virtual size: 506KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 183KB - Virtual size: 182KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 27KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gehcont Size: 512B - Virtual size: 20B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 844KB - Virtual size: 844KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ