cb261a506b111d4007e82b3e71e4da57b889a1482bfa2093afecd95e9531827b

Analysis

max time kernel
91s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-06-2024 02:20

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General

Target

0990e32b124536c31ef5d775c56e8963.exe
Size

156KB
MD5

0990e32b124536c31ef5d775c56e8963
SHA1

62c4ccd65452c38a663b96e4a60f3cea471afbac
SHA256

cb261a506b111d4007e82b3e71e4da57b889a1482bfa2093afecd95e9531827b
SHA512

3553a2c0846e0f774736991b424d92a11e33d2594ffc04655a6c7e84ba590f5365f24ffd7173b74221616b41724b5ab4d59a9e77eea294be1da0cb05377d1583
SSDEEP

3072:H0gEMwy3BDoBeIxlegNV4w+bAoO659Ex+kLMFoJMuh/1U1u3:H2LWB+e2j0DXEx+kwoJMufAu

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2200	Wjlxlt.exe
528	Wjlxlt.exe
3848	Wjlxlt.exe

Loads dropped DLL 2 IoCs

pid	Process
4584	0990e32b124536c31ef5d775c56e8963.exe
2200	Wjlxlt.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wjlxlt = "C:\\Users\\Admin\\AppData\\Roaming\\Wjlxlt.exe"	0990e32b124536c31ef5d775c56e8963.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4584 set thread context of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 2824 set thread context of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2200 set thread context of 528	2200	Wjlxlt.exe	85
PID 528 set thread context of 3848	528	Wjlxlt.exe	86

Modifies Internet Explorer settings 1 TTPs 15 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0CC997EC-303E-11EF-9519-EAA3B7AF2FC1} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425184731"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4012	0990e32b124536c31ef5d775c56e8963.exe
4012	0990e32b124536c31ef5d775c56e8963.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3848	Wjlxlt.exe
Token: SeDebugPrivilege	1576	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2416	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2416	IEXPLORE.EXE
2416	IEXPLORE.EXE
1576	IEXPLORE.EXE
1576	IEXPLORE.EXE
1576	IEXPLORE.EXE
1576	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 4584 wrote to memory of 2824	4584	0990e32b124536c31ef5d775c56e8963.exe	82
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 2824 wrote to memory of 4012	2824	0990e32b124536c31ef5d775c56e8963.exe	83
PID 4012 wrote to memory of 2200	4012	0990e32b124536c31ef5d775c56e8963.exe	84
PID 4012 wrote to memory of 2200	4012	0990e32b124536c31ef5d775c56e8963.exe	84
PID 4012 wrote to memory of 2200	4012	0990e32b124536c31ef5d775c56e8963.exe	84
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 2200 wrote to memory of 528	2200	Wjlxlt.exe	85
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 528 wrote to memory of 3848	528	Wjlxlt.exe	86
PID 3848 wrote to memory of 3456	3848	Wjlxlt.exe	87
PID 3848 wrote to memory of 3456	3848	Wjlxlt.exe	87
PID 3848 wrote to memory of 3456	3848	Wjlxlt.exe	87
PID 3456 wrote to memory of 2416	3456	iexplore.exe	88
PID 3456 wrote to memory of 2416	3456	iexplore.exe	88
PID 2416 wrote to memory of 1576	2416	IEXPLORE.EXE	89
PID 2416 wrote to memory of 1576	2416	IEXPLORE.EXE	89
PID 2416 wrote to memory of 1576	2416	IEXPLORE.EXE	89
PID 3848 wrote to memory of 1576	3848	Wjlxlt.exe	89
PID 3848 wrote to memory of 1576	3848	Wjlxlt.exe	89

C:\Users\Admin\AppData\Local\Temp\0990e32b124536c31ef5d775c56e8963.exe
"C:\Users\Admin\AppData\Local\Temp\0990e32b124536c31ef5d775c56e8963.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4584
- C:\Users\Admin\AppData\Local\Temp\0990e32b124536c31ef5d775c56e8963.exe
  "C:\Users\Admin\AppData\Local\Temp\0990e32b124536c31ef5d775c56e8963.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Users\Admin\AppData\Local\Temp\0990e32b124536c31ef5d775c56e8963.exe
    "C:\Users\Admin\AppData\Local\Temp\0990e32b124536c31ef5d775c56e8963.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4012
  - - C:\Users\Admin\AppData\Roaming\Wjlxlt.exe
      "C:\Users\Admin\AppData\Roaming\Wjlxlt.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:2200
    - - C:\Users\Admin\AppData\Roaming\Wjlxlt.exe
        
        "C:\Users\Admin\AppData\Roaming\Wjlxlt.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:528
      - C:\Users\Admin\AppData\Roaming\Wjlxlt.exe
        
        "C:\Users\Admin\AppData\Roaming\Wjlxlt.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:3848
        
        C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:3456
        
        C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        8⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:2416
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2416 CREDAT:17410 /prefetch:2
        9⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:1576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\eKEF17H7E1.tmp

Filesize
3KB

MD5
38d6eb5672a223ab464dfd0e356738d7

SHA1
132e053dadf1fdcec3e4cc72060a2c5f667e6656

SHA256
e94c6ab4c3cddc905fc9f36205422eddff9e24badd0e200f6789a40862603a64

SHA512
a03471f9d1084fad5f55dd4c1fd701c6ac782cfce45911619ad25e5a003164879dc3c68562e939973ce548438162f37e275c88df84fce84881bf0ee0c835929d

Download Submit
C:\Users\Admin\AppData\Roaming\Wjlxlt.exe

Filesize
156KB

MD5
0990e32b124536c31ef5d775c56e8963

SHA1
62c4ccd65452c38a663b96e4a60f3cea471afbac

SHA256
cb261a506b111d4007e82b3e71e4da57b889a1482bfa2093afecd95e9531827b

SHA512
3553a2c0846e0f774736991b424d92a11e33d2594ffc04655a6c7e84ba590f5365f24ffd7173b74221616b41724b5ab4d59a9e77eea294be1da0cb05377d1583

Download Submit
memory/2824-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2824-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2824-7-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3848-34-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3848-37-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4012-8-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4012-10-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4012-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4012-18-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download