6da538f334fe6439a1915d69489fcce17a2f23be109e4dbb5820481d1a45a780

Analysis

max time kernel
35s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 16:42

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General

Target

7d8e4f6c49c0d7646075802484be99ec.exe
Size

372KB
MD5

7d8e4f6c49c0d7646075802484be99ec
SHA1

2bba7a745133c7766f402274cd893233d860adaa
SHA256

6da538f334fe6439a1915d69489fcce17a2f23be109e4dbb5820481d1a45a780
SHA512

bf7e32aa2df7b8b2e6a8fe5101619feb4ea694f82e8a4f1dc54dc96b75d01b3e84dacd0c3a45d8c99bf827c06b139001061acf163814415ab2f7a6aa94cc444d
SSDEEP

6144:4C9n5C4GloiqpNoc8bb+SGPi09J4K4VZeDcAPJic9Uem:4C9n5C4fXp+c8bbsfAPVUZJic9zm

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1140	takeown.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1140	takeown.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/568-1-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/568-9-0x0000000000400000-0x000000000045E000-memory.dmp	upx

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{43AED944-51FA-9D6E-5832-2754B99FD772} = "C:\\Users\\Admin\\AppData\\Roaming\\Mozilla\\Firefox\\Profiles\\eypn1lcs.default-release\\storage\\permanent\\chrome\\idb\\3870112724rsegmnoittet-es.files\\DWWIN.EXE"	7d8e4f6c49c0d7646075802484be99ec.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1280	1140	WerFault.exe	91

Checks processor information in registry 2 TTPs 6 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	7d8e4f6c49c0d7646075802484be99ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	7d8e4f6c49c0d7646075802484be99ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	7d8e4f6c49c0d7646075802484be99ec.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	takeown.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	takeown.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	takeown.exe

Modifies Internet Explorer Protected Mode 1 TTPs 1 IoCs

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	takeown.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	takeown.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Internet Explorer\Main	takeown.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe
568	7d8e4f6c49c0d7646075802484be99ec.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1140	takeown.exe
Token: SeDebugPrivilege	3932	help.exe
Token: SeDebugPrivilege	1760	ftp.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 568 wrote to memory of 1140	568	7d8e4f6c49c0d7646075802484be99ec.exe	91
PID 568 wrote to memory of 1140	568	7d8e4f6c49c0d7646075802484be99ec.exe	91
PID 568 wrote to memory of 1140	568	7d8e4f6c49c0d7646075802484be99ec.exe	91
PID 568 wrote to memory of 1140	568	7d8e4f6c49c0d7646075802484be99ec.exe	91
PID 568 wrote to memory of 1140	568	7d8e4f6c49c0d7646075802484be99ec.exe	91
PID 568 wrote to memory of 1140	568	7d8e4f6c49c0d7646075802484be99ec.exe	91
PID 1140 wrote to memory of 3932	1140	takeown.exe	98
PID 1140 wrote to memory of 3932	1140	takeown.exe	98
PID 1140 wrote to memory of 3932	1140	takeown.exe	98
PID 1140 wrote to memory of 3932	1140	takeown.exe	98
PID 1140 wrote to memory of 3932	1140	takeown.exe	98
PID 1140 wrote to memory of 3932	1140	takeown.exe	98
PID 1140 wrote to memory of 232	1140	takeown.exe
PID 1140 wrote to memory of 232	1140	takeown.exe
PID 1140 wrote to memory of 1280	1140	takeown.exe	102
PID 1140 wrote to memory of 1280	1140	takeown.exe	102
PID 3932 wrote to memory of 1760	3932	help.exe	106
PID 3932 wrote to memory of 1760	3932	help.exe	106
PID 3932 wrote to memory of 1760	3932	help.exe	106
PID 3932 wrote to memory of 1760	3932	help.exe	106
PID 3932 wrote to memory of 1760	3932	help.exe	106
PID 3932 wrote to memory of 1760	3932	help.exe	106

C:\Users\Admin\AppData\Local\Temp\7d8e4f6c49c0d7646075802484be99ec.exe
"C:\Users\Admin\AppData\Local\Temp\7d8e4f6c49c0d7646075802484be99ec.exe"
1⤵
- Adds Run key to start application
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:568
- C:\Windows\SysWOW64\takeown.exe
  C:\Windows\System32\takeown.exe
  2⤵
  - Deletes itself
  - Modifies file permissions
  - Checks processor information in registry
  - Modifies Internet Explorer Protected Mode
  - Modifies Internet Explorer Protected Mode Banner
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1140
- - C:\Windows\SysWOW64\help.exe
    C:\Windows\System32\help.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3932
  - - C:\Windows\SysWOW64\ftp.exe
      C:\Windows\System32\ftp.exe
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:1760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1140 -s 1308
    3⤵
    - Program crash
    PID:1280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1140 -ip 1140
1⤵
PID:2372

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

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\eypn1lcs.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.files\DWWIN.EXE

Filesize
372KB

MD5
7d8e4f6c49c0d7646075802484be99ec

SHA1
2bba7a745133c7766f402274cd893233d860adaa

SHA256
6da538f334fe6439a1915d69489fcce17a2f23be109e4dbb5820481d1a45a780

SHA512
bf7e32aa2df7b8b2e6a8fe5101619feb4ea694f82e8a4f1dc54dc96b75d01b3e84dacd0c3a45d8c99bf827c06b139001061acf163814415ab2f7a6aa94cc444d

Download Submit
memory/568-1-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/568-2-0x0000000002270000-0x00000000022B9000-memory.dmp

Filesize
292KB

Download
memory/568-3-0x0000000002270000-0x00000000022B9000-memory.dmp

Filesize
292KB

Download
memory/568-6-0x0000000002270000-0x00000000022B9000-memory.dmp

Filesize
292KB

Download
memory/568-9-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/568-10-0x0000000002270000-0x00000000022B9000-memory.dmp

Filesize
292KB

Download
memory/568-0-0x0000000000470000-0x0000000000473000-memory.dmp

Filesize
12KB

Download
memory/1140-24-0x00000000760B0000-0x00000000762C5000-memory.dmp

Filesize
2.1MB

Download
memory/1140-52-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-19-0x00000000760B0000-0x00000000762C5000-memory.dmp

Filesize
2.1MB

Download
memory/1140-20-0x00000000778D0000-0x0000000077933000-memory.dmp

Filesize
396KB

Download
memory/1140-23-0x00000000760B0000-0x00000000762C5000-memory.dmp

Filesize
2.1MB

Download
memory/1140-15-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-27-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-29-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-32-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-33-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-30-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-37-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-36-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-35-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-26-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-25-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-12-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1140-16-0x0000000000DB0000-0x0000000000DF9000-memory.dmp

Filesize
292KB

Download
memory/1760-77-0x00000000760B0000-0x00000000762C5000-memory.dmp

Filesize
2.1MB

Download
memory/1760-79-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-92-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-91-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-65-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-76-0x00000000760B0000-0x00000000762C5000-memory.dmp

Filesize
2.1MB

Download
memory/1760-78-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-81-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-68-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-69-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-73-0x00000000778D0000-0x0000000077933000-memory.dmp

Filesize
396KB

Download
memory/1760-72-0x00000000760B0000-0x00000000762C5000-memory.dmp

Filesize
2.1MB

Download
memory/1760-64-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-80-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-82-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/1760-84-0x0000000001020000-0x0000000001069000-memory.dmp

Filesize
292KB

Download
memory/3932-44-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-39-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-46-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-48-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-51-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-38-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-90-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-42-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download
memory/3932-45-0x0000000000E70000-0x0000000000EB9000-memory.dmp

Filesize
292KB

Download