modiloader | 0dd42d20a7e238c1d39138d3d7898f4b12fbe9f86587ee7dbbb27b93aaaf9c32

General

Target

691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe
Size

270KB
MD5

691343b44b33b95e16250d29a8a888d7
SHA1

561e94dfb321aa5f17f30f1dc58b2ece398e6287
SHA256

0dd42d20a7e238c1d39138d3d7898f4b12fbe9f86587ee7dbbb27b93aaaf9c32
SHA512

adc000c944f583188e4ff23c23c73cc2454b2f244ac3bde468459f64c701f2e7308d41daabaf79353c35c99cddebffc41235231961b78244b3ce561ffc8eef46
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOz537pcCJJvH:Zr7xS2Vp6FwTobJJvH

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/1744-8-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-17-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-56-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1232-59-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

Processes:

mstwain32.exe

pid process

1232 mstwain32.exe
Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

1232 mstwain32.exe

pid	process
1232	mstwain32.exe

pid	process
1232	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-1-5-21-268080393-3149932598-1824759070-1000\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:

691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	691343b44b33b95e16250d29a8a888d7_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.exe691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	691343b44b33b95e16250d29a8a888d7_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

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	1744	691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe
Token: SeBackupPrivilege	2004	vssvc.exe
Token: SeRestorePrivilege	2004	vssvc.exe
Token: SeAuditPrivilege	2004	vssvc.exe
Token: SeDebugPrivilege	1232	mstwain32.exe
Token: SeDebugPrivilege	1232	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

1232 mstwain32.exe
1232 mstwain32.exe

pid	process
1232	mstwain32.exe
1232	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe

description	pid	process	target process
PID 1744 wrote to memory of 1232	1744	691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe	mstwain32.exe
PID 1744 wrote to memory of 1232	1744	691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe	mstwain32.exe
PID 1744 wrote to memory of 1232	1744	691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe	mstwain32.exe
PID 1744 wrote to memory of 1232	1744	691343b44b33b95e16250d29a8a888d7_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\691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\691343b44b33b95e16250d29a8a888d7_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\691343b44b33b95e16250d29a8a888d7_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:1232

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\mstwain32.exe
Filesize
270KB

MD5
691343b44b33b95e16250d29a8a888d7

SHA1
561e94dfb321aa5f17f30f1dc58b2ece398e6287

SHA256
0dd42d20a7e238c1d39138d3d7898f4b12fbe9f86587ee7dbbb27b93aaaf9c32

SHA512
adc000c944f583188e4ff23c23c73cc2454b2f244ac3bde468459f64c701f2e7308d41daabaf79353c35c99cddebffc41235231961b78244b3ce561ffc8eef46

Download Submit
memory/1232-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-24-0x00000000753A0000-0x0000000075490000-memory.dmp

Filesize
960KB

Download
memory/1232-15-0x00000000753B0000-0x00000000753B1000-memory.dmp

Filesize
4KB

Download
memory/1232-16-0x00000000753A0000-0x0000000075490000-memory.dmp

Filesize
960KB

Download
memory/1232-17-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-19-0x0000000002010000-0x000000000201E000-memory.dmp

Filesize
56KB

Download
memory/1232-18-0x0000000000370000-0x0000000000378000-memory.dmp

Filesize
32KB

Download
memory/1232-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-13-0x0000000002010000-0x000000000201E000-memory.dmp

Filesize
56KB

Download
memory/1232-12-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1232-23-0x00000000753A0000-0x0000000075490000-memory.dmp

Filesize
960KB

Download
memory/1232-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1232-56-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1744-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads