Behavioral task
behavioral1
Sample
M_CHM.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
M_CHM.exe
Resource
win10v2004-20240226-en
General
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Target
c3b57484e461d91004886d176bed16f4
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Size
2.9MB
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MD5
c3b57484e461d91004886d176bed16f4
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SHA1
d1334667aff7dc798d1e70665634ff3447c9b1a1
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SHA256
5120030613d46e46911d0a87285cb6e19c0bf684e258bb21ebf312e6548c2fc6
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SHA512
f728d443ef0396b82cbf652502d546937e9b212b0f5926e9dfd9e93b790e324818b9e9f6a68ceb1e9fbbb3e06c2d7529071edddbd108c18ecbc0fed4ee273e4c
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SSDEEP
49152:Cc2V1glfNOKD+RNCTtBDsTIDHqM72d5Qazep9Lv0sdHzOJdMecRLSLxBE1SJYX6q:2CJNOmBT/oWKXQazsvl5KJTz9a11Xo0
Malware Config
Signatures
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resource yara_rule static1/unpack001/M_CHM.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/M_CHM.exe unpack002/out.upx
Files
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c3b57484e461d91004886d176bed16f4.rar
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M_CHM.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: 76KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 38KB - Virtual size: 40KB
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: 64KB - Virtual size: 68KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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pop.gif
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readme.txt
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