3da8f63181b11ac73f97ee558c24a4746413c9feecfd5e94bbff57432c3ba388

Analysis

max time kernel
143s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 16:28

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General

Target

c10f539c437a9b5af875c9b28a4c20bf.exe
Size

155KB
MD5

c10f539c437a9b5af875c9b28a4c20bf
SHA1

da28325ce0ef2619609e46a2422ffe33160734a0
SHA256

3da8f63181b11ac73f97ee558c24a4746413c9feecfd5e94bbff57432c3ba388
SHA512

1af839964906244c363b05f8765c21fdf34325f598a3f6affe8fbeb6600c68b0722be45117a80dda86c8062e8b041f083aab10a9301dfc594544d2e81be6cfd4
SSDEEP

3072:tYcoxqopZbH+xJkdwapf8V36y8ixffP+pgwEbJr62l8ECZL:tYDxqkZL8JkqapflLiVfEh0xxCZ

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1000-0-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/1000-3-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/1000-6-0x0000000000400000-0x0000000000487000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1000 set thread context of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1580718570"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1594624819"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{89CE4E81-DFC4-11EE-96FD-CE289885E65A} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "416939546"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31093713"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1580718570"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31093713"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31093713"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3684	c10f539c437a9b5af875c9b28a4c20bf.exe
3684	c10f539c437a9b5af875c9b28a4c20bf.exe
3684	c10f539c437a9b5af875c9b28a4c20bf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3684	c10f539c437a9b5af875c9b28a4c20bf.exe
Token: SeDebugPrivilege	3436	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2604	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1000	c10f539c437a9b5af875c9b28a4c20bf.exe
2604	IEXPLORE.EXE
2604	IEXPLORE.EXE
3436	IEXPLORE.EXE
3436	IEXPLORE.EXE
3436	IEXPLORE.EXE
3436	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 1000 wrote to memory of 3684	1000	c10f539c437a9b5af875c9b28a4c20bf.exe	100
PID 3684 wrote to memory of 3580	3684	c10f539c437a9b5af875c9b28a4c20bf.exe	101
PID 3684 wrote to memory of 3580	3684	c10f539c437a9b5af875c9b28a4c20bf.exe	101
PID 3684 wrote to memory of 3580	3684	c10f539c437a9b5af875c9b28a4c20bf.exe	101
PID 3580 wrote to memory of 2604	3580	iexplore.exe	102
PID 3580 wrote to memory of 2604	3580	iexplore.exe	102
PID 2604 wrote to memory of 3436	2604	IEXPLORE.EXE	103
PID 2604 wrote to memory of 3436	2604	IEXPLORE.EXE	103
PID 2604 wrote to memory of 3436	2604	IEXPLORE.EXE	103
PID 3684 wrote to memory of 3436	3684	c10f539c437a9b5af875c9b28a4c20bf.exe	103
PID 3684 wrote to memory of 3436	3684	c10f539c437a9b5af875c9b28a4c20bf.exe	103

C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf.exe
"C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1000
- C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf.exe
  C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3684
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3580
  - - 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:2604
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2604 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:3436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TMWGKKVJ\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1000-0-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/1000-3-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/1000-6-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/3684-4-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3684-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3684-8-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3684-9-0x00000000022E0000-0x000000000232E000-memory.dmp

Filesize
312KB

Download
memory/3684-11-0x0000000000450000-0x0000000000519000-memory.dmp

Filesize
804KB

Download
memory/3684-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download