modiloader | b44c0cd9f8f90f7f174a158cb80bbbacf8fd7faaf65e01d1784cda03f21b5622

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 06:30

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General

Target

ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
Size

392KB
MD5

ae2c492757e34fcd73cdcf30df8523ad
SHA1

9f5d08bd79074538a3d0499a2b67336de113e5f3
SHA256

b44c0cd9f8f90f7f174a158cb80bbbacf8fd7faaf65e01d1784cda03f21b5622
SHA512

7d44a49316b0f58138548f9dd7b9608718397f75513216fd6afe69ab9202594260d9c050ee14d5256773d83c01842a1f5a2dfcdee5954a33be7b3217d10515d2
SSDEEP

12288:Ro6te9Im5aKyH3/09ONntilBme7A6wlFl7vpJcZGRD:W8vSaTc9OylAe7A6Cr7LD

Score

10^/10

modiloader discovery evasion persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 25 IoCs

resource	yara_rule
behavioral2/memory/2244-3-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/2244-4-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/2244-6-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/2244-7-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/2244-8-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/2244-23-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-31-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-32-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-33-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-45-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-46-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-49-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-50-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-53-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-56-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-59-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-62-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-65-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-68-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-71-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-74-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-77-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-80-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-83-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral2/memory/512-86-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1176	mstwain32.exe
512	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
512	mstwain32.exe
512	mstwain32.exe
512	mstwain32.exe
512	mstwain32.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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4304 set thread context of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 1176 set thread context of 512	1176	mstwain32.exe	97

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
Token: SeBackupPrivilege	3232	vssvc.exe
Token: SeRestorePrivilege	3232	vssvc.exe
Token: SeAuditPrivilege	3232	vssvc.exe
Token: SeDebugPrivilege	512	mstwain32.exe
Token: SeDebugPrivilege	512	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
1176	mstwain32.exe
512	mstwain32.exe
512	mstwain32.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 4304 wrote to memory of 2244	4304	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	84
PID 2244 wrote to memory of 1176	2244	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	96
PID 2244 wrote to memory of 1176	2244	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	96
PID 2244 wrote to memory of 1176	2244	ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe	96
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97
PID 1176 wrote to memory of 512	1176	mstwain32.exe	97

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Users\Admin\AppData\Local\Temp\ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\ae2c492757e34fcd73cdcf30df8523ad_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1176
  - - C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      4⤵
      UAC bypass
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:512

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3232

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
f626ece43aace48844c333ed45739924

SHA1
fb70dd2a450c062d98dddd45f0ab2d440679762b

SHA256
022ba15d81c4e278fe9ec0d020d139cc0ab7baa1a29da24fe27b7f087cac40e7

SHA512
a61c65b38933a514545ee5d3472162c8e3b986c27594017c462a7df6662d663d0cd66298103ebb0e604545edd081bd1294e2aa117c00066f60ac3593ba876a90

Download Submit
C:\Windows\mstwain32.exe

Filesize
392KB

MD5
ae2c492757e34fcd73cdcf30df8523ad

SHA1
9f5d08bd79074538a3d0499a2b67336de113e5f3

SHA256
b44c0cd9f8f90f7f174a158cb80bbbacf8fd7faaf65e01d1784cda03f21b5622

SHA512
7d44a49316b0f58138548f9dd7b9608718397f75513216fd6afe69ab9202594260d9c050ee14d5256773d83c01842a1f5a2dfcdee5954a33be7b3217d10515d2

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/512-59-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-48-0x0000000003230000-0x000000000323E000-memory.dmp

Filesize
56KB

Download
memory/512-86-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-83-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-80-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-77-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-31-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-74-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-32-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-33-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-71-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-68-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-43-0x0000000003230000-0x000000000323E000-memory.dmp

Filesize
56KB

Download
memory/512-45-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-65-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-46-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-50-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-47-0x0000000000B10000-0x0000000000B18000-memory.dmp

Filesize
32KB

Download
memory/512-49-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-53-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-56-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/512-62-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1176-30-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2244-3-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2244-4-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2244-23-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2244-6-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2244-8-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2244-7-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/4304-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4304-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads