68ac1c517be7a28e59ed717f6e2ed7b94f81ae595ded1454f38c928fbaad6b71

General

Target

Okthabah.exe
Size

434KB
MD5

66affb0ca8f6d6370cc61db763a1031f
SHA1

b1bb40419c56cb0418d7657f4fb9cfefca902d44
SHA256

68ac1c517be7a28e59ed717f6e2ed7b94f81ae595ded1454f38c928fbaad6b71
SHA512

b305a5de0b8c91d0a3f376ed71ca8f456cab74f993bf73c2cccee452a3ff54e7c50eaac13efc003ff8c531f35fb12f45334003ab1caffb95f137ff85800bce80
SSDEEP

12288:IR3eJ+U4Q9O1cj/jIkfLKi/0B9eK59c+4uzCf9uJWRU:o3eJ+Ung8/jIkf2taK59c+hO+EU

Score

8^/10

execution persistence

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2340	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
2340	powershell.exe
2660	Multipotent.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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Hemostasis = "%Refrygtigest25% -windowstyle minimized $Matineerne84=(Get-ItemProperty -Path 'HKCU:\\Udskrivningsmenuers\\').Irakerne;%Refrygtigest25% ($Matineerne84)"	reg.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2340	powershell.exe
2660	Multipotent.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2340 set thread context of 2660	2340	powershell.exe	32

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2824	reg.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2340	powershell.exe
2340	powershell.exe
2340	powershell.exe
2340	powershell.exe
2340	powershell.exe
2340	powershell.exe
2340	powershell.exe
2340	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2340	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2340	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2340	2364	Okthabah.exe	28
PID 2364 wrote to memory of 2340	2364	Okthabah.exe	28
PID 2364 wrote to memory of 2340	2364	Okthabah.exe	28
PID 2364 wrote to memory of 2340	2364	Okthabah.exe	28
PID 2340 wrote to memory of 2644	2340	powershell.exe	30
PID 2340 wrote to memory of 2644	2340	powershell.exe	30
PID 2340 wrote to memory of 2644	2340	powershell.exe	30
PID 2340 wrote to memory of 2644	2340	powershell.exe	30
PID 2340 wrote to memory of 2660	2340	powershell.exe	32
PID 2340 wrote to memory of 2660	2340	powershell.exe	32
PID 2340 wrote to memory of 2660	2340	powershell.exe	32
PID 2340 wrote to memory of 2660	2340	powershell.exe	32
PID 2340 wrote to memory of 2660	2340	powershell.exe	32
PID 2340 wrote to memory of 2660	2340	powershell.exe	32
PID 2660 wrote to memory of 1684	2660	Multipotent.exe	33
PID 2660 wrote to memory of 1684	2660	Multipotent.exe	33
PID 2660 wrote to memory of 1684	2660	Multipotent.exe	33
PID 2660 wrote to memory of 1684	2660	Multipotent.exe	33
PID 1684 wrote to memory of 2824	1684	cmd.exe	35
PID 1684 wrote to memory of 2824	1684	cmd.exe	35
PID 1684 wrote to memory of 2824	1684	cmd.exe	35
PID 1684 wrote to memory of 2824	1684	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\Okthabah.exe
"C:\Users\Admin\AppData\Local\Temp\Okthabah.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Gurgoyle111=Get-Content 'C:\Users\Admin\AppData\Local\dialaktologer\Onerosity240.Ops';$Septentrionally=$Gurgoyle111.SubString(51382,3);.$Septentrionally($Gurgoyle111)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
    3⤵
    PID:2644
- - C:\Users\Admin\AppData\Local\Temp\Multipotent.exe
    "C:\Users\Admin\AppData\Local\Temp\Multipotent.exe"
    3⤵
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of WriteProcessMemory
    PID:2660
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Hemostasis" /t REG_EXPAND_SZ /d "%Refrygtigest25% -windowstyle minimized $Matineerne84=(Get-ItemProperty -Path 'HKCU:\Udskrivningsmenuers\').Irakerne;%Refrygtigest25% ($Matineerne84)"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1684
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Hemostasis" /t REG_EXPAND_SZ /d "%Refrygtigest25% -windowstyle minimized $Matineerne84=(Get-ItemProperty -Path 'HKCU:\Udskrivningsmenuers\').Irakerne;%Refrygtigest25% ($Matineerne84)"
        5⤵
        Adds Run key to start application
        Modifies registry key
        
        PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\dialaktologer\Modsige.Til247

Filesize
293KB

MD5
880027bdc9ba2cbde2c9259068d86358

SHA1
8ffcc2dbf7122a9721c8332c719cee33eb89212e

SHA256
0811eb3eca416883f064c8ab6f8d25cfd5fe9f16a27a41e0b4e734a80f044cf5

SHA512
2865c12d757fbc6a51e88f095c047780547391c53e1aa7f1b99592b67919c1f41fb0bdb18a185870e039e5861383648dbdb32377c97e0c3394e58d92bbe46d9f

Download Submit
C:\Users\Admin\AppData\Local\dialaktologer\Onerosity240.Ops

Filesize
50KB

MD5
6b4519b036b5b1961ff12ebb9bf92152

SHA1
d576508e86ec7e3c53bfbe8a68ee99b4e71fcc96

SHA256
45b0d4e32da65cc44236f47f60d3d86704890afc7eb8ef3770107525c428b976

SHA512
bb459f7cbe9d0498c4aaf8c8af0165c85bdecd99e218a37bf33e97fc30ba877d4d80db000cf34c8fce5e9ba29ff97b5a948adaae077f73cb5ed38b88ecb7440a

Download Submit
\Users\Admin\AppData\Local\Temp\Multipotent.exe

Filesize
434KB

MD5
66affb0ca8f6d6370cc61db763a1031f

SHA1
b1bb40419c56cb0418d7657f4fb9cfefca902d44

SHA256
68ac1c517be7a28e59ed717f6e2ed7b94f81ae595ded1454f38c928fbaad6b71

SHA512
b305a5de0b8c91d0a3f376ed71ca8f456cab74f993bf73c2cccee452a3ff54e7c50eaac13efc003ff8c531f35fb12f45334003ab1caffb95f137ff85800bce80

Download Submit
memory/2340-8-0x0000000073B61000-0x0000000073B62000-memory.dmp

Filesize
4KB

Download
memory/2340-9-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/2340-10-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/2340-11-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/2340-12-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/2340-16-0x0000000006430000-0x0000000007263000-memory.dmp

Filesize
14.2MB

Download
memory/2340-22-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-21-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/2660-23-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads