23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5

General

Target

23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
Size

115KB
MD5

0d9dec828d86140cc7afc42a03441a03
SHA1

807cbb570fd9edef60f24857d62e1e85dcdf5a78
SHA256

23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5
SHA512

f6b77939b7edbccc0e0ad2751db8a8db06baa4e2cc14c906a59ff32315a3433046d02afbd7ca1eba0a5837a3ea99cd13596f43243d67feb5a7bfedd8fbaed7b0
SSDEEP

1536:bvC7wgxmdtqOR/ilJdquibca6Lj97c1DV5crcXuBvBbZ1EsuCIdoObCYRwx8iDqh:bK7DOR/aJU6a6HO1WtBv5E9wObCAYhD

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1340-55-0x0000000000400000-0x000000000044B000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1340 set thread context of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374653332"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{36C38641-5F2D-11ED-A993-42FEA5F7B9B2} = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
Token: SeDebugPrivilege	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
Token: SeDebugPrivilege	1912	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1332	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1332	IEXPLORE.EXE
1332	IEXPLORE.EXE
1912	IEXPLORE.EXE
1912	IEXPLORE.EXE
1912	IEXPLORE.EXE
1912	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 1340 wrote to memory of 976	1340	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	28
PID 976 wrote to memory of 1704	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	29
PID 976 wrote to memory of 1704	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	29
PID 976 wrote to memory of 1704	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	29
PID 976 wrote to memory of 1704	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	29
PID 1704 wrote to memory of 1332	1704	iexplore.exe	30
PID 1704 wrote to memory of 1332	1704	iexplore.exe	30
PID 1704 wrote to memory of 1332	1704	iexplore.exe	30
PID 1704 wrote to memory of 1332	1704	iexplore.exe	30
PID 1332 wrote to memory of 1912	1332	IEXPLORE.EXE	32
PID 1332 wrote to memory of 1912	1332	IEXPLORE.EXE	32
PID 1332 wrote to memory of 1912	1332	IEXPLORE.EXE	32
PID 1332 wrote to memory of 1912	1332	IEXPLORE.EXE	32
PID 976 wrote to memory of 1912	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	32
PID 976 wrote to memory of 1912	976	23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe	32

C:\Users\Admin\AppData\Local\Temp\23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
"C:\Users\Admin\AppData\Local\Temp\23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1340
- C:\Users\Admin\AppData\Local\Temp\23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
  C:\Users\Admin\AppData\Local\Temp\23bf4fde837cafb04584c0697e56f0e81ef32c43d193ffbed8125a456c83f4c5.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:976
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1704
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1332
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1332 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:1912

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\BILZR61F.txt

Filesize
603B

MD5
b347dcf99a082f4d2b4448041282d2df

SHA1
9d41478c05342320715e8f21185168015341d960

SHA256
540d53d8bced87092adaa239e47ecf84b70f96e42ef9a0058839fafbf4b51e24

SHA512
23479044f05ecb2b2ed2a5607db399bbc4c8ddfee6718a37294cbccbc88548aeff5905f838c9db3e7a324ec5269f59b021fb32a2a9b2f770dadb615fbb12d418

Download Submit
memory/976-87-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-91-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-57-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-59-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-61-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-93-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-65-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-69-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-70-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-73-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-75-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-81-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-79-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-77-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-83-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-85-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-134-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-56-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-89-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-63-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/976-95-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-97-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-99-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-101-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-103-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-105-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-107-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-109-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-111-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-113-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-115-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-117-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-119-0x00000000002F0000-0x000000000033E000-memory.dmp

Filesize
312KB

Download
memory/976-133-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1340-54-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download
memory/1340-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing