Static task
static1
Behavioral task
behavioral1
Sample
ESR.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
ESR.exe
Resource
win10v2004-20230220-en
General
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Target
ESR.exe
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Size
1.0MB
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MD5
42a3af68470488b547f28486e078a516
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SHA1
69d2f5cc23b4c35af8aeeddd9982623372c2de30
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SHA256
beec586d62dc4bb22e554ba327f34f61cb0c1bbbd34c558d57300f306ff0f937
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SHA512
e0ba6b9371926f62f45d44a2f30e9636340f0b96f74b1297b81acf712de34f8438e4894733542a8b05b535a38d90a75bdcc2c6926a6e867fa3ed65d9df7f4444
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SSDEEP
12288:C56+8m5M0K+QCZ8Tmdn/ApKjhfC7nZfnGS+q/3F:hSW
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ESR.exe
Files
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ESR.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ