9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216

Analysis

max time kernel
147s
max time network
172s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 04:45

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General

Target

9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe
Size

286KB
MD5

11a4647725be7c5c8e72941b089a0200
SHA1

2d905b29dd77cd9a4dc5da87be25055cca727c3b
SHA256

9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216
SHA512

14c8850a592288b86f6a0fac02774357767e894dfd6f32e64e7ba15d819caba4c208c44247717806f6a71eeac36caec6b4eac3e16291fdcf1f91ada7c346edce
SSDEEP

6144:BNZPt/dET4gJLfbf7AjLhjObfosu8jJIJrheAdefWjz:BNZZyEuTbf0jgTon8mfdefWjz

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1200	iexplore.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Iastsb = "C:\\Users\\Admin\\AppData\\Roaming\\Iastsb.exe"	iexplore.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{24CCD0F0-7084-11ED-882B-42F1C931D1AB} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376559819"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe
Token: SeDebugPrivilege	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe
Token: SeDebugPrivilege	1200	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1736	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1736	IEXPLORE.EXE
1736	IEXPLORE.EXE
760	IEXPLORE.EXE
760	IEXPLORE.EXE
760	IEXPLORE.EXE
760	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 1200	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe	28
PID 956 wrote to memory of 1200	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe	28
PID 956 wrote to memory of 1200	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe	28
PID 956 wrote to memory of 1200	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe	28
PID 1200 wrote to memory of 1736	1200	iexplore.exe	29
PID 1200 wrote to memory of 1736	1200	iexplore.exe	29
PID 1200 wrote to memory of 1736	1200	iexplore.exe	29
PID 1200 wrote to memory of 1736	1200	iexplore.exe	29
PID 956 wrote to memory of 1200	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe	28
PID 956 wrote to memory of 1200	956	9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe	28
PID 1736 wrote to memory of 760	1736	IEXPLORE.EXE	31
PID 1736 wrote to memory of 760	1736	IEXPLORE.EXE	31
PID 1736 wrote to memory of 760	1736	IEXPLORE.EXE	31
PID 1736 wrote to memory of 760	1736	IEXPLORE.EXE	31

C:\Users\Admin\AppData\Local\Temp\9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe
"C:\Users\Admin\AppData\Local\Temp\9930639a034faf01e7d95206e2a84e823cebc77f5ecf7aff7f1afeb0330b8216.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:956
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Deletes itself
  - Adds Run key to start application
  - Enumerates connected drives
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1736
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1736 CREDAT:275457 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\W33WO4JA.txt

Filesize
601B

MD5
fee89ba6fa662ecbb3bee448e5e3240e

SHA1
c3c350b312e678f5c8ded4541f2a44bc3b3784d7

SHA256
258ac97355605cf7758ba856b9a0c86c3ad892fedd465039e6bda7d133cced11

SHA512
2ebc65826f935e8990852b2ce914b0a9234e2cd1af113fa24ce5a00b0df30d0826966d5a30cdf370aa3672baa5e94b9cd186f3be816a5f6809f7319dbb3ea601

Download Submit
memory/956-84-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-92-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-57-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/956-58-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/956-59-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-61-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-63-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-65-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-67-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-88-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-69-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-73-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-75-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-77-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-82-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-80-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-86-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-54-0x0000000075891000-0x0000000075893000-memory.dmp

Filesize
8KB

Download
memory/956-56-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/956-90-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-71-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-94-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-100-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-98-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-96-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-102-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-106-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-104-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-110-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-108-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-114-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-116-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-112-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-120-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-118-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-122-0x00000000002B0000-0x00000000002FE000-memory.dmp

Filesize
312KB

Download
memory/956-123-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/956-55-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download