modiloader | cb6c5b313bb9fb5a067296a28547e2ea7e65cac5527568eda5650ac30a4f037b

Analysis

max time kernel
144s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 12:17

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General

Target

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Size

203KB
MD5

9b6b74434c72af4de6746d123161e68e
SHA1

20fb9d0bb571bf15330c378f13bd29639d7a4d57
SHA256

cb6c5b313bb9fb5a067296a28547e2ea7e65cac5527568eda5650ac30a4f037b
SHA512

5cf5eef63cf2e8c852726fbed6461136f059fc4c631121e91c6f9bc29888c93fac093dc19a202c0b89a0739949ba5a0357f2764759fcf1965a763bb84700846a
SSDEEP

6144:FvGweRCKLDpuOi1bm8kF1kDM41vg2L5N8p8:Fv/KLDpuO6qbkA41vb

Score

10^/10

modiloader discovery evasion persistence trojan upx

Malware Config

Signatures

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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

mstwain32.exe

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

ModiLoader Second Stage 27 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-18-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-17-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-16-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-45-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-46-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-44-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-50-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-53-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-54-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-55-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-57-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-58-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-61-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-62-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-65-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-66-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-69-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-72-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-76-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-79-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-82-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-85-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-88-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-91-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-94-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid	Process
1476	mstwain32.exe
1648	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	9b6b74434c72af4de6746d123161e68e_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

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 1936 set thread context of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1476 set thread context of 1648	1476	mstwain32.exe	35

UPX packed file 33 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2408-12-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-14-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-15-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-18-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-17-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-16-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-43-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-45-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-46-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-44-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-50-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-53-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-54-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-55-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-57-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-58-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-61-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-62-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-66-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-69-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-72-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-76-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-79-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-82-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-85-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-88-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-91-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1648-94-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe

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

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exemstwain32.exe9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	2408	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Token: SeBackupPrivilege	2796	vssvc.exe
Token: SeRestorePrivilege	2796	vssvc.exe
Token: SeAuditPrivilege	2796	vssvc.exe
Token: SeDebugPrivilege	1648	mstwain32.exe
Token: SeDebugPrivilege	1648	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exemstwain32.exe

pid	Process
1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
1476	mstwain32.exe
1648	mstwain32.exe
1648	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 1936 wrote to memory of 2408	1936	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	30
PID 2408 wrote to memory of 1476	2408	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	34
PID 2408 wrote to memory of 1476	2408	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	34
PID 2408 wrote to memory of 1476	2408	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	34
PID 2408 wrote to memory of 1476	2408	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	34
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35
PID 1476 wrote to memory of 1648	1476	mstwain32.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

mstwain32.exe

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\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe"
  2⤵
  - 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:2408
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1476
  - - C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      4⤵
      UAC bypass
      Executes dropped EXE
      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:1648

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2796

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3290804112-2823094203-3137964600-1000\88603cb2913a7df3fbd16b5f958e6447_94ea1d76-6d7e-4d9e-abc7-ef9a6a2a9269

Filesize
51B

MD5
5fc2ac2a310f49c14d195230b91a8885

SHA1
90855cc11136ba31758fe33b5cf9571f9a104879

SHA256
374e0e2897a7a82e0e44794cad89df0f3cdd7703886239c1fe06d625efd48092

SHA512
ab46554df9174b9fe9beba50a640f67534c3812f64d96a1fb8adfdc136dfe730ca2370825cd45b7f87a544d6a58dd868cb5a3a7f42e2789f6d679dbc0fdd52c3

Download Submit
C:\Windows\mstwain32.exe

Filesize
203KB

MD5
9b6b74434c72af4de6746d123161e68e

SHA1
20fb9d0bb571bf15330c378f13bd29639d7a4d57

SHA256
cb6c5b313bb9fb5a067296a28547e2ea7e65cac5527568eda5650ac30a4f037b

SHA512
5cf5eef63cf2e8c852726fbed6461136f059fc4c631121e91c6f9bc29888c93fac093dc19a202c0b89a0739949ba5a0357f2764759fcf1965a763bb84700846a

Download Submit
memory/1648-54-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-94-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-55-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-88-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-85-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-82-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-79-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-76-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-72-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-69-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-43-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-45-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-46-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-44-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-50-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-51-0x0000000000510000-0x000000000051E000-memory.dmp

Filesize
56KB

Download
memory/1648-53-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-91-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-59-0x0000000000280000-0x0000000000288000-memory.dmp

Filesize
32KB

Download
memory/1648-57-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-60-0x0000000000510000-0x000000000051E000-memory.dmp

Filesize
56KB

Download
memory/1648-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1648-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-14-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2408-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-28-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-16-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-17-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-18-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-15-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2408-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download