e4e269d9ad00071607b85105055b223b781fc7ab0f0df70f79f084ae0d639304

General

Target

0f38403648d34e9987abf501af245973.exe
Size

169KB
MD5

0f38403648d34e9987abf501af245973
SHA1

b67dc83c5571433b79d8e6e9bad7c93000125c37
SHA256

e4e269d9ad00071607b85105055b223b781fc7ab0f0df70f79f084ae0d639304
SHA512

9e88c788a57ae7155fc831e9072b8b29690fb29a16e910ff7b38c9ee69560432b298206782ac0c1d7a19880169b2831d41f3e4f5e8d6757b0a59e995e90c8c30
SSDEEP

3072:bCcJAwW1CfxyLP4R1TBAaRrUJihgXu7hYeVGasnn0RUX89YLC1/1E3qCJbqqtp:Wcb7yP43FAaRrYlgYYGasnnWUX8b/b

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2940-0-0x0000000000400000-0x0000000000495000-memory.dmp	upx
behavioral2/memory/2940-5-0x0000000000400000-0x0000000000495000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

Processes:

0f38403648d34e9987abf501af245973.exe

description pid process target process

PID 2940 set thread context of 1500 2940 0f38403648d34e9987abf501af245973.exe 0f38403648d34e9987abf501af245973.exe

description	pid	process	target process
PID 2940 set thread context of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31079287"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "66399099"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410743894"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4250896394"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31079288"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31079288"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31079287"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "66399099"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{285AFF4B-A76B-11EE-BB4F-5A2E32B6DBC3} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4250896394"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

0f38403648d34e9987abf501af245973.exe

pid process

1500 0f38403648d34e9987abf501af245973.exe
1500 0f38403648d34e9987abf501af245973.exe
1500 0f38403648d34e9987abf501af245973.exe

pid	process
1500	0f38403648d34e9987abf501af245973.exe
1500	0f38403648d34e9987abf501af245973.exe
1500	0f38403648d34e9987abf501af245973.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

0f38403648d34e9987abf501af245973.exeIEXPLORE.EXE

description	pid	process
Token: SeDebugPrivilege	1500	0f38403648d34e9987abf501af245973.exe
Token: SeDebugPrivilege	1500	0f38403648d34e9987abf501af245973.exe
Token: SeDebugPrivilege	3840	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

3668 IEXPLORE.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

0f38403648d34e9987abf501af245973.exeIEXPLORE.EXEIEXPLORE.EXE

pid process

2940 0f38403648d34e9987abf501af245973.exe
3668 IEXPLORE.EXE
3668 IEXPLORE.EXE
3840 IEXPLORE.EXE
3840 IEXPLORE.EXE
3840 IEXPLORE.EXE
3840 IEXPLORE.EXE

pid	process
3668	IEXPLORE.EXE

pid	process
2940	0f38403648d34e9987abf501af245973.exe
3668	IEXPLORE.EXE
3668	IEXPLORE.EXE
3840	IEXPLORE.EXE
3840	IEXPLORE.EXE
3840	IEXPLORE.EXE
3840	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

0f38403648d34e9987abf501af245973.exe0f38403648d34e9987abf501af245973.exeiexplore.exeIEXPLORE.EXE

description	pid	process	target process
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 2940 wrote to memory of 1500	2940	0f38403648d34e9987abf501af245973.exe	0f38403648d34e9987abf501af245973.exe
PID 1500 wrote to memory of 2568	1500	0f38403648d34e9987abf501af245973.exe	iexplore.exe
PID 1500 wrote to memory of 2568	1500	0f38403648d34e9987abf501af245973.exe	iexplore.exe
PID 1500 wrote to memory of 2568	1500	0f38403648d34e9987abf501af245973.exe	iexplore.exe
PID 2568 wrote to memory of 3668	2568	iexplore.exe	IEXPLORE.EXE
PID 2568 wrote to memory of 3668	2568	iexplore.exe	IEXPLORE.EXE
PID 3668 wrote to memory of 3840	3668	IEXPLORE.EXE	IEXPLORE.EXE
PID 3668 wrote to memory of 3840	3668	IEXPLORE.EXE	IEXPLORE.EXE
PID 3668 wrote to memory of 3840	3668	IEXPLORE.EXE	IEXPLORE.EXE
PID 1500 wrote to memory of 3840	1500	0f38403648d34e9987abf501af245973.exe	IEXPLORE.EXE
PID 1500 wrote to memory of 3840	1500	0f38403648d34e9987abf501af245973.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\0f38403648d34e9987abf501af245973.exe
"C:\Users\Admin\AppData\Local\Temp\0f38403648d34e9987abf501af245973.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Users\Admin\AppData\Local\Temp\0f38403648d34e9987abf501af245973.exe
  C:\Users\Admin\AppData\Local\Temp\0f38403648d34e9987abf501af245973.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1500
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2568
  - - 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:3668
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3668 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:3840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver4784.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MCZQJD7V\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1500-6-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1500-3-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1500-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1500-8-0x0000000002710000-0x000000000275E000-memory.dmp

Filesize
312KB

Download
memory/1500-9-0x0000000002710000-0x000000000275E000-memory.dmp

Filesize
312KB

Download
memory/1500-10-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2940-0-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/2940-5-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads