b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec

Analysis

max time kernel
142s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 12:12

Target

b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
Size

220KB
MD5

0d70c55dbfda8f2331895a7203b14b78
SHA1

82ed32ce1fd6eb919903953bc7a76e5167907cf5
SHA256

b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec
SHA512

27cd1779fec7bb640cd250b42ea7b3b50b95b211c26818c43fbe9628702234b52eae26ce4ef2e26d53cb752d26104e7286972c349591265ce66b0322625fab03
SSDEEP

6144:tXe9iPxiObgFJz9tIoiSoK3hk/MlzUeERg+y:zZLbMfaoxoKi/MlzUeEhy

Score

8^/10

upx

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral1/memory/1204-54-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral1/memory/1204-57-0x0000000000400000-0x000000000045E000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\SysWOW64\alg.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
File opened for modification	\??\c:\windows\SysWOW64\svchost.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
File created	\??\c:\windows\SysWOW64\svchost.vir	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\microsoft.net\framework\v2.0.50727\mscorsvw.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
File opened for modification	\??\c:\windows\microsoft.net\framework64\v2.0.50727\mscorsvw.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
File opened for modification	\??\c:\windows\microsoft.net\framework\v4.0.30319\mscorsvw.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
File opened for modification	\??\c:\windows\microsoft.net\framework64\v4.0.30319\mscorsvw.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
File opened for modification	\??\c:\windows\microsoft.net\framework64\v4.0.30319\aspnet_state.exe	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
976	1204	WerFault.exe	26

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	1204	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 976	1204	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe	27
PID 1204 wrote to memory of 976	1204	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe	27
PID 1204 wrote to memory of 976	1204	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe	27
PID 1204 wrote to memory of 976	1204	b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe	27

C:\Users\Admin\AppData\Local\Temp\b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe
"C:\Users\Admin\AppData\Local\Temp\b26cf216cbb42a75490fd1985e5923bdf55891aa46794fc7569a39c8e30474ec.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 224
  2⤵
  - Program crash
  PID:976

memory/1204-54-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/1204-55-0x0000000074E41000-0x0000000074E43000-memory.dmp

Filesize
8KB

Download
memory/1204-57-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download