Static task
static1
Behavioral task
behavioral1
Sample
msysmnt.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
msysmnt.exe
Resource
win10v2004-20240426-en
General
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Target
msysmnt.exe
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Size
1.3MB
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MD5
42f02b4c4c6925ff61eb3ba8534e2834
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SHA1
89e7d95e948c2972a81e3302f5d8b90d8baccabb
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SHA256
82665b6da682727e00c5fa65cb27839f35cfeed575c2bdfb3286300bb2330764
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SHA512
240ab848245a8bf3c9c9f7d4316d3c246a1e982a2bdd5771b8218c3664e4db4977a6b0be236dd1fa8d4c4b88ecc22a378ec3756c223e2411da80805e5d6a6ced
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SSDEEP
12288:37VeOrPVBo9nNZ9Q3rxBTRoJvCImgIUKvOOzFFHDViStfHP89szjqBVT9VNA95sT:37V/8wfHPly65sdYW
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource msysmnt.exe
Files
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msysmnt.exe.exe windows:4 windows x86 arch:x86
130b9329c84bd0f24402ddb03bcc15ad
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msys-1.0
__errno
__main
abort
calloc
cygwin_conv_to_posix_path
cygwin_conv_to_win32_path
cygwin_internal
dll_crt0__FP11per_process
endmntent
exit
fprintf
free
getmntent
malloc
memcpy
mount
printf
puts
realloc
setmntent
stat
strcmp
strerror
strlen
strncmp
strrchr
strstr
vsnprintf
kernel32
GetModuleFileNameA
GetModuleHandleA
GetStdHandle
VirtualProtect
VirtualQuery
WriteFile
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data_cy Size: 512B - Virtual size: 4B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 152B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1024B - Virtual size: 968B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.stab Size: 125KB - Virtual size: 124KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.stabstr Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ