Static task
static1
Behavioral task
behavioral1
Sample
BrushTool.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
BrushTool.exe
Resource
win10v2004-20240426-en
General
-
Target
BrushTool.exe
-
Size
44KB
-
MD5
4630b3f0c104e50492c535ffa14b878e
-
SHA1
a53d099971d8d6c48b82df2c11f1d74e48423492
-
SHA256
77e4cf011408acd3ec9e3edf3a4e59ef717e7812889079c32132f659dcac5514
-
SHA512
b17ea7926575b7463e060255db31a24c2c72b99d2a70beb40f43507c94d1a56ee792869333bec8a4daf805cefd01fdcd5b24930e35f52ebbdabae0c1ae0e64f3
-
SSDEEP
768:JGZXZfXl+/Stfb59CU3z4dwNNdaQU9kzNHb9Z:JG9ZfXl+/StfbTCO5/I5eh
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource BrushTool.exe
Files
-
BrushTool.exe.exe windows:4 windows x86 arch:x86
4ad99d2b9816a0580275063f18c0560f
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
Imports
mfc42
ord5265
ord4465
ord3136
ord3262
ord2985
ord3081
ord2976
ord3830
ord3831
ord3825
ord3079
ord4080
ord4622
ord4424
ord3738
ord561
ord825
ord815
ord641
ord656
ord2514
ord2621
ord1134
ord823
ord1871
ord6571
ord3663
ord2754
ord2380
ord3147
ord3259
ord4376
ord4853
ord4998
ord6052
ord4078
ord1775
ord4407
ord5241
ord2385
ord5163
ord6374
ord4353
ord5280
ord3798
ord4837
ord4441
ord2648
ord2055
ord6376
ord3749
ord5065
ord1727
ord5261
ord2446
ord2124
ord5277
ord4627
ord4425
ord3597
ord324
ord5875
ord5289
ord6055
ord1776
ord5290
ord3402
ord5714
ord2982
ord1168
ord567
ord6880
ord3092
ord537
ord800
ord4160
ord540
ord2863
ord4710
ord2379
ord3571
ord3573
ord3626
ord5678
ord2414
ord5873
ord5787
ord5736
ord1641
ord4133
ord4297
ord4673
ord470
ord6199
ord6648
ord939
ord2818
ord786
ord2461
ord6389
ord3874
ord519
ord3619
ord3721
ord809
ord795
ord2614
ord556
ord4275
ord2864
ord1088
ord2122
ord2860
ord3797
ord6358
ord858
ord535
ord6197
ord2859
ord941
ord5572
ord2915
ord1200
ord926
ord860
ord5302
ord5300
ord3346
ord2396
ord5199
ord1089
ord3922
ord5731
ord2512
ord2554
ord4486
ord6375
ord4274
ord5307
ord4698
ord4079
ord2725
ord3610
ord1146
ord2302
ord4234
ord755
ord1576
msvcrt
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
_controlfp
_except_handler3
__CxxFrameHandler
_ftol
_CIfmod
_mbsstr
__dllonexit
_onexit
_setmbcp
?terminate@@YAXXZ
_exit
_XcptFilter
exit
_acmdln
__getmainargs
kernel32
FreeLibrary
GetWindowsDirectoryA
CreateProcessA
lstrcatA
GetModuleHandleA
GetStartupInfoA
WinExec
LoadLibraryA
user32
MessageBeep
SetCapture
SetRectEmpty
ReleaseCapture
SetCursor
DestroyCursor
LoadCursorA
EnableWindow
InflateRect
ReleaseDC
GetDC
GetParent
CopyIcon
GetSysColor
OpenClipboard
SetClipboardData
CloseClipboard
PtInRect
InvalidateRect
IsIconic
GetSystemMetrics
GetClientRect
DrawIcon
GetSystemMenu
AppendMenuA
SendMessageA
GetWindowRect
SetWindowLongA
LoadIconA
IsWindow
RedrawWindow
gdi32
CreateFontIndirectA
CreateBitmap
GetStockObject
Rectangle
CreateBrushIndirect
GetTextExtentPoint32A
GetObjectA
advapi32
RegQueryValueA
RegCloseKey
RegOpenKeyExA
RegQueryValueExA
shell32
ShellExecuteA
Sections
.text Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ