90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63

Analysis

max time kernel
185s
max time network
224s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 19:35

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General

Target

90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
Size

686KB
MD5

579de683b042a2a1c7a28655d6729338
SHA1

baa623a6de2180ea72c19194172a8d5ff658d556
SHA256

90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63
SHA512

d78ac81f938aa1ce4a608d1eee06fd60f92ea2735075b1e821831bf5dae5e783bcf831b1b01ab314fd224c0692db33886eb448d37f6bc5fcb0d762f62f861f2f
SSDEEP

12288:kvQYieOGmkCcrX4VjvYKVPgp0Df/oPG7qWTHw5lyuZi0mFeYB31uvk:kvxTOOCcrXOsSIp07/Iw/T7uY0m8vk

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 3 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0006000000023152-133.dat	acprotect
behavioral2/files/0x0006000000023152-141.dat	acprotect
behavioral2/files/0x0006000000023152-140.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
1228	Dnrsoenno.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0006000000023152-133.dat	upx
behavioral2/memory/4288-134-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/files/0x0006000000023152-141.dat	upx
behavioral2/files/0x0006000000023152-140.dat	upx
behavioral2/memory/1228-143-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/memory/4288-152-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/memory/1228-153-0x0000000010000000-0x0000000010129000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Dnrsoenno.exe	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
File opened for modification	C:\Program Files (x86)\Dnrsoenno.exe	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
File created	C:\Program Files (x86)\Dnrsoenno.fnr	Dnrsoenno.exe

Modifies Internet Explorer Automatic Crash Recovery 1 TTPs 1 IoCs

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AutoRecover = "2"	Dnrsoenno.exe

Modifies Internet Explorer settings 1 TTPs 20 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AutoRecover = "2"	Dnrsoenno.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31001695"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "NO"	Dnrsoenno.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{701F86CC-7852-11ED-919F-DAA3C5DFCF8A} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1295293098"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001695"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1295293098"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2456	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
1228	Dnrsoenno.exe
1228	Dnrsoenno.exe
2456	IEXPLORE.EXE
2456	IEXPLORE.EXE
2524	IEXPLORE.EXE
2524	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4288 wrote to memory of 1228	4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe	82
PID 4288 wrote to memory of 1228	4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe	82
PID 4288 wrote to memory of 1228	4288	90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe	82
PID 1228 wrote to memory of 2456	1228	Dnrsoenno.exe	84
PID 1228 wrote to memory of 2456	1228	Dnrsoenno.exe	84
PID 1228 wrote to memory of 2456	1228	Dnrsoenno.exe	84
PID 2456 wrote to memory of 2524	2456	IEXPLORE.EXE	85
PID 2456 wrote to memory of 2524	2456	IEXPLORE.EXE	85
PID 2456 wrote to memory of 2524	2456	IEXPLORE.EXE	85

C:\Users\Admin\AppData\Local\Temp\90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe
"C:\Users\Admin\AppData\Local\Temp\90c483e023767794b24d521c383de42baabb4c185f126705a3409a466fccda63.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4288
- C:\Program Files (x86)\Dnrsoenno.exe
  "C:\Program Files (x86)\Dnrsoenno.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Modifies Internet Explorer Automatic Crash Recovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1228
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2456
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2456 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2524

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Dnrsoenno.exe

Filesize
42.9MB

MD5
5f7aba8dd0b1d309bb88373781e08d93

SHA1
f7b07ffa48eea86114e5c3cb60eb82ddb27c218d

SHA256
3d397c135a5cc8acceaa51189e45b50d1c259169d2457758d2561e841c77eb51

SHA512
f39009333d812cc9db20481c18fca22e1772339cdb52aae42856d848040a8ff34410f2fd6e0014e89134b9d57c5225acccb00568d453d9dfdc5d671f7f209942

Download Submit
C:\Program Files (x86)\Dnrsoenno.exe

Filesize
42.9MB

MD5
5f7aba8dd0b1d309bb88373781e08d93

SHA1
f7b07ffa48eea86114e5c3cb60eb82ddb27c218d

SHA256
3d397c135a5cc8acceaa51189e45b50d1c259169d2457758d2561e841c77eb51

SHA512
f39009333d812cc9db20481c18fca22e1772339cdb52aae42856d848040a8ff34410f2fd6e0014e89134b9d57c5225acccb00568d453d9dfdc5d671f7f209942

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\Exmlrpc.fne

Filesize
72KB

MD5
f79ee77a4f30401507e6f54a61598f58

SHA1
7f3ef4945f621ed2880ff5a10a126957b2011a17

SHA256
cf8e29720823eb114fbc3018569a7296ed3e6fcd6c4897f50c5c6e0e98d0b3f8

SHA512
26ccde784b06c46f60fb5a105c806c4d9dc1497fd79d39728fbcfa869d470ca2ba018b0665f3cbc05019fb0766dac2eb1084a6fdce2f9aaaae881beb09dd3739

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
409KB

MD5
c3d354bdf277263b13dca264ec2add9d

SHA1
b428dfd7df0f6024e22838823cc702e2293bd314

SHA256
ede1e15bb21655495ea3b3fb6710390d53839abeed944ed7ab1af7403b50aa5f

SHA512
24c8e96b3c07fa4e44fbb31a4e09bea728d90d410352aa9c6b6b6165ff5c038f689b7b58b05abc6513fa4ab953b78edc0f9e8298b2d57fe1c26e80068e7ca68e

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
409KB

MD5
c3d354bdf277263b13dca264ec2add9d

SHA1
b428dfd7df0f6024e22838823cc702e2293bd314

SHA256
ede1e15bb21655495ea3b3fb6710390d53839abeed944ed7ab1af7403b50aa5f

SHA512
24c8e96b3c07fa4e44fbb31a4e09bea728d90d410352aa9c6b6b6165ff5c038f689b7b58b05abc6513fa4ab953b78edc0f9e8298b2d57fe1c26e80068e7ca68e

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
409KB

MD5
c3d354bdf277263b13dca264ec2add9d

SHA1
b428dfd7df0f6024e22838823cc702e2293bd314

SHA256
ede1e15bb21655495ea3b3fb6710390d53839abeed944ed7ab1af7403b50aa5f

SHA512
24c8e96b3c07fa4e44fbb31a4e09bea728d90d410352aa9c6b6b6165ff5c038f689b7b58b05abc6513fa4ab953b78edc0f9e8298b2d57fe1c26e80068e7ca68e

Download Submit
memory/1228-142-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1228-143-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/1228-146-0x00000000021F0000-0x000000000220E000-memory.dmp

Filesize
120KB

Download
memory/1228-153-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/4288-134-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/4288-150-0x0000000000640000-0x000000000065E000-memory.dmp

Filesize
120KB

Download
memory/4288-152-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/4288-151-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4288-132-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download