modiloader | 3933a3af1144f7d0ff241a498a0c2c27f45ee6a7cdd25ed2d69d06ec19ad203f

General

Target

469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe
Size

270KB
MD5

469ffecbb827ac8699f067e3a3df1dfb
SHA1

33c6ffd0aee5cfaa9e7e0a8d30ce19ac85648765
SHA256

3933a3af1144f7d0ff241a498a0c2c27f45ee6a7cdd25ed2d69d06ec19ad203f
SHA512

487b0f3d096a353b6f2b1542e3c30cf7b2dde20f51f8e213d886f7b828f60b304dbcb3ec52b8f5aeac24fdd7a01c05dc65a35395cb85faae0b9be8b128c921a3
SSDEEP

6144:qGyjnBSkuV1d4eZd88ORJIf/wTB4R53yrpc:5YnBSkuVUeZdYqwTN

Score

10^/10

modiloader 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

Processes:

mstwain32.exe

description ioc process

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

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

ModiLoader Second Stage 16 IoCs

Processes:

resource	yara_rule
C:\Windows\mstwain32.exe	modiloader_stage2
behavioral1/memory/2368-11-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-23-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-56-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-59-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-62-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

Processes:

mstwain32.exe

pid process

2772 mstwain32.exe
Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

2772 mstwain32.exe

pid	process
2772	mstwain32.exe

pid	process
2772	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-1-5-21-3627615824-4061627003-3019543961-1000\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:

469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	469ffecbb827ac8699f067e3a3df1dfb_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

Drops file in Windows directory 4 IoCs

Processes:

mstwain32.exe469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	2368	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe
Token: SeBackupPrivilege	1696	vssvc.exe
Token: SeRestorePrivilege	1696	vssvc.exe
Token: SeAuditPrivilege	1696	vssvc.exe
Token: SeDebugPrivilege	2772	mstwain32.exe
Token: SeDebugPrivilege	2772	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe

pid process

2368 469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

2772 mstwain32.exe
2772 mstwain32.exe

pid	process
2368	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe

pid	process
2772	mstwain32.exe
2772	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe

description	pid	process	target process
PID 2368 wrote to memory of 2772	2368	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe	mstwain32.exe
PID 2368 wrote to memory of 2772	2368	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe	mstwain32.exe
PID 2368 wrote to memory of 2772	2368	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe	mstwain32.exe
PID 2368 wrote to memory of 2772	2368	469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe	mstwain32.exe

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

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

C:\Users\Admin\AppData\Local\Temp\469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2368

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\469ffecbb827ac8699f067e3a3df1dfb_JaffaCakes118.exe"
2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2772

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1696

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Windows\mstwain32.exe
Filesize
270KB

MD5
469ffecbb827ac8699f067e3a3df1dfb

SHA1
33c6ffd0aee5cfaa9e7e0a8d30ce19ac85648765

SHA256
3933a3af1144f7d0ff241a498a0c2c27f45ee6a7cdd25ed2d69d06ec19ad203f

SHA512
487b0f3d096a353b6f2b1542e3c30cf7b2dde20f51f8e213d886f7b828f60b304dbcb3ec52b8f5aeac24fdd7a01c05dc65a35395cb85faae0b9be8b128c921a3

Download Submit
memory/2368-0-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2368-1-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2368-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-26-0x0000000077410000-0x0000000077500000-memory.dmp

Filesize
960KB

Download
memory/2772-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-18-0x0000000077420000-0x0000000077421000-memory.dmp

Filesize
4KB

Download
memory/2772-19-0x0000000077410000-0x0000000077500000-memory.dmp

Filesize
960KB

Download
memory/2772-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-22-0x00000000021D0000-0x00000000021DE000-memory.dmp

Filesize
56KB

Download
memory/2772-21-0x0000000000300000-0x0000000000308000-memory.dmp

Filesize
32KB

Download
memory/2772-23-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-15-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2772-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-30-0x0000000077410000-0x0000000077500000-memory.dmp

Filesize
960KB

Download
memory/2772-16-0x00000000021D0000-0x00000000021DE000-memory.dmp

Filesize
56KB

Download
memory/2772-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-56-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2772-62-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads