28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40

Analysis

max time kernel
102s
max time network
31s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
25-04-2023 15:17

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General

Target

28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
Size

188KB
MD5

469eb4d876c8bd2093e47d2474fbc59b
SHA1

0ff84a77d24839137002c56e9ff60c7f92080ca8
SHA256

28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40
SHA512

73cd7507ad38e5958f7e82fef52282eb2793d4cd1290178f0d51c9884a27e80e81bb6af266b5984ba5dfef69edde322fecd898e305cdd7e4a57519caa7abd594
SSDEEP

3072:aaCAV9WB4UAZgRAg9/QHn24V5hErB4UVY+3WECnG/7NX0UV5eYka6UYV:WkWWGRC2eGB5Y+rZX/HK77

Score

9^/10

evasion persistence ransomware spyware stealer upx

Malware Config

Signatures

Modifies boot configuration data using bcdedit 1 TTPs 1 IoCs

ransomware evasion

Inhibit System Recovery

T1490

pid	Process
1196	bcdedit.exe

Stops running service(s) 3 TTPs
evasion

Modify Existing Service
T1031

Impair Defenses
T1562

Service Stop
T1489
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
T1081

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/748-54-0x000000013F2A0000-0x00000001402A0000-memory.dmp	upx
behavioral1/memory/748-64-0x000000013F2A0000-0x00000001402A0000-memory.dmp	upx

Adds Run key to start application 2 TTPs 9 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\IMAIL	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\MAPI	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\MSFS	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\SearchFilterHost = "cmd /c \"C:\\Users\\Admin\\AppData\\Local\\Temp\\28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe\" --zxcv"	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents	reg.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1540	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1352	taskkill.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
Token: SeDebugPrivilege	1352	taskkill.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 1696	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	26
PID 748 wrote to memory of 1696	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	26
PID 748 wrote to memory of 1696	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	26
PID 748 wrote to memory of 360	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	28
PID 748 wrote to memory of 360	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	28
PID 748 wrote to memory of 360	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	28
PID 748 wrote to memory of 576	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	29
PID 748 wrote to memory of 576	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	29
PID 748 wrote to memory of 576	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	29
PID 748 wrote to memory of 1480	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	30
PID 748 wrote to memory of 1480	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	30
PID 748 wrote to memory of 1480	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	30
PID 748 wrote to memory of 1764	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	31
PID 748 wrote to memory of 1764	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	31
PID 748 wrote to memory of 1764	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	31
PID 748 wrote to memory of 1540	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	41
PID 748 wrote to memory of 1540	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	41
PID 748 wrote to memory of 1540	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	41
PID 748 wrote to memory of 1196	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	40
PID 748 wrote to memory of 1196	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	40
PID 748 wrote to memory of 1196	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	40
PID 748 wrote to memory of 1352	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	35
PID 748 wrote to memory of 1352	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	35
PID 748 wrote to memory of 1352	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	35
PID 748 wrote to memory of 1064	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	42
PID 748 wrote to memory of 1064	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	42
PID 748 wrote to memory of 1064	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	42
PID 748 wrote to memory of 744	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	44
PID 748 wrote to memory of 744	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	44
PID 748 wrote to memory of 744	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	44
PID 748 wrote to memory of 1968	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	47
PID 748 wrote to memory of 1968	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	47
PID 748 wrote to memory of 1968	748	28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe	47

C:\Users\Admin\AppData\Local\Temp\28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe
"C:\Users\Admin\AppData\Local\Temp\28632077ab5107f5925ce6cf347060312015deffd1b8472e5b06e0c133f6ff40.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\system32\CMD.exe
  CMD /C RD %TEMP% /S/Q & MKDIR %TEMP%
  2⤵
  PID:1696
- C:\Windows\system32\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /f
  2⤵
  - Adds Run key to start application
  PID:360
- C:\Windows\system32\reg.exe
  reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
  2⤵
  - Adds Run key to start application
  PID:576
- C:\Windows\system32\reg.exe
  reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run" /f
  2⤵
  - Adds Run key to start application
  PID:1480
- C:\Windows\system32\CMD.exe
  CMD /C %WINDIR%\sysnative\reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
  2⤵
  PID:1764
- C:\Windows\system32\taskkill.exe
  taskkill /f /im msiexec.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1352
- C:\Windows\system32\bcdedit.exe
  bcdedit /set TESTSIGNING OFF
  2⤵
  - Modifies boot configuration data using bcdedit
  PID:1196
- C:\Windows\system32\sc.exe
  sc delete syshost32
  2⤵
  - Launches sc.exe
  PID:1540
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" CMD /C DEL /F /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\*.* "
  2⤵
  PID:1064
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" CMD /C DEL /F /S /Q "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\*.* "
  2⤵
  PID:744
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:1968

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Service Stop

T1489

Replay Monitor

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Downloads

memory/748-54-0x000000013F2A0000-0x00000001402A0000-memory.dmp

Filesize
16.0MB

Download
memory/748-64-0x000000013F2A0000-0x00000001402A0000-memory.dmp

Filesize
16.0MB

Download