modiloader | 4544413fe80e2b9e7cda0c38e3ee1b6e7afae4a9f6aa555612b711e78b908734

Analysis

max time kernel
146s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/09/2024, 12:32 UTC

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General

Target

f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
Size

200KB
MD5

f86118be19fedd46b59298317ca88a85
SHA1

0e40a37fec3ccae661bea3b7cdcf3a52d53ecf6c
SHA256

4544413fe80e2b9e7cda0c38e3ee1b6e7afae4a9f6aa555612b711e78b908734
SHA512

0e54b9fc78626c4fdea680b2cc44146fb6c45407b9cf4e828d4d3d9626c4966719b6183140b7fef2dfa266c83fa8d2fa725326745324b241262eaba0ba226c36
SSDEEP

3072:O4R2GQSSSey7Jbp0Xt4ClS87cH2ltaFx2YWg2QYl8sH4U9aE3yp1fm3nudE7GXLn:5Wk/WgxMg48zHwmm3d7GiE0E+K

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

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 6 IoCs

resource	yara_rule
behavioral1/memory/2364-6-0x0000000000400000-0x0000000001519000-memory.dmp	modiloader_stage2
behavioral1/memory/2364-8-0x0000000000400000-0x0000000001519000-memory.dmp	modiloader_stage2
behavioral1/memory/2812-33-0x0000000000400000-0x0000000001519000-memory.dmp	modiloader_stage2
behavioral1/memory/2364-29-0x0000000000400000-0x0000000001519000-memory.dmp	modiloader_stage2
behavioral1/memory/2812-30-0x0000000000400000-0x0000000001519000-memory.dmp	modiloader_stage2
behavioral1/memory/2812-39-0x0000000000400000-0x0000000001519000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
540	mstwain32.exe
2812	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-1-5-21-2872745919-2748461613-2989606286-1000\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	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2408 set thread context of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 540 set thread context of 2812	540	mstwain32.exe	36

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2364-6-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2364-8-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2364-5-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2364-3-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2812-33-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2364-29-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2812-30-0x0000000000400000-0x0000000001519000-memory.dmp	upx
behavioral1/memory/2812-39-0x0000000000400000-0x0000000001519000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.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	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f86118be19fedd46b59298317ca88a85_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	2364	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
Token: SeBackupPrivilege	2220	vssvc.exe
Token: SeRestorePrivilege	2220	vssvc.exe
Token: SeAuditPrivilege	2220	vssvc.exe
Token: SeDebugPrivilege	2812	mstwain32.exe
Token: SeDebugPrivilege	2812	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2364	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2812	mstwain32.exe
2812	mstwain32.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2364	2408	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	30
PID 2364 wrote to memory of 540	2364	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	35
PID 2364 wrote to memory of 540	2364	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	35
PID 2364 wrote to memory of 540	2364	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	35
PID 2364 wrote to memory of 540	2364	f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe	35
PID 540 wrote to memory of 2812	540	mstwain32.exe	36
PID 540 wrote to memory of 2812	540	mstwain32.exe	36
PID 540 wrote to memory of 2812	540	mstwain32.exe	36
PID 540 wrote to memory of 2812	540	mstwain32.exe	36
PID 540 wrote to memory of 2812	540	mstwain32.exe	36
PID 540 wrote to memory of 2812	540	mstwain32.exe	36

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\f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f86118be19fedd46b59298317ca88a85_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 FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2364
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\f86118be19fedd46b59298317ca88a85_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:540
  - - 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:2812

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2220

Network

No results found

89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

152 B
3
89.3.51.249:15963

mstwain32.exe

104 B
2

No results found

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

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Downloads

C:\Windows\mstwain32.exe

Filesize
200KB

MD5
f86118be19fedd46b59298317ca88a85

SHA1
0e40a37fec3ccae661bea3b7cdcf3a52d53ecf6c

SHA256
4544413fe80e2b9e7cda0c38e3ee1b6e7afae4a9f6aa555612b711e78b908734

SHA512
0e54b9fc78626c4fdea680b2cc44146fb6c45407b9cf4e828d4d3d9626c4966719b6183140b7fef2dfa266c83fa8d2fa725326745324b241262eaba0ba226c36

Download Submit
memory/540-24-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/2364-5-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2364-6-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2364-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2364-3-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2364-0-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2364-9-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2364-10-0x0000000003EE0000-0x0000000003EE1000-memory.dmp

Filesize
4KB

Download
memory/2364-8-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2364-29-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2408-7-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/2812-33-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2812-30-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download
memory/2812-35-0x00000000034C0000-0x00000000034CE000-memory.dmp

Filesize
56KB

Download
memory/2812-37-0x0000000000270000-0x0000000000278000-memory.dmp

Filesize
32KB

Download
memory/2812-38-0x00000000034C0000-0x00000000034CE000-memory.dmp

Filesize
56KB

Download
memory/2812-39-0x0000000000400000-0x0000000001519000-memory.dmp

Filesize
17.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads

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