modiloader | cd968d7bd3ecb87b2871973d7272d2faa3029be6b8943ddf21242c8db5a29f72

General

Target

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
Size

270KB
MD5

b7f8816f98231848635192696ec1d2ad
SHA1

30b4e445156ce7264ba8786ddb62eb8bf9262a71
SHA256

cd968d7bd3ecb87b2871973d7272d2faa3029be6b8943ddf21242c8db5a29f72
SHA512

1b611bb0dbb07b9dd00f1bce222aa8b21008b3d738254d6323361cbb5900d071ef2d25d4d766d7fa0de857b7dc0fed0bcc26c2df27a3626512b04eee962dd923
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOz53npcCJJvH:Zr7xS2Vp6FwTwbJJvH

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 17 IoCs

Processes:

resource	yara_rule
C:\Windows\mstwain32.exe	modiloader_stage2
behavioral1/memory/1920-9-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-17-0x0000000076C30000-0x0000000076D20000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-18-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-29-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-32-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-54-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-57-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-60-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

Processes:

mstwain32.exe

pid process

2044 mstwain32.exe
Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

2044 mstwain32.exe

pid	process
2044	mstwain32.exe

pid	process
2044	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:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b7f8816f98231848635192696ec1d2ad_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:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	b7f8816f98231848635192696ec1d2ad_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

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	1920	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
Token: SeBackupPrivilege	2620	vssvc.exe
Token: SeRestorePrivilege	2620	vssvc.exe
Token: SeAuditPrivilege	2620	vssvc.exe
Token: SeDebugPrivilege	2044	mstwain32.exe
Token: SeDebugPrivilege	2044	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

2044 mstwain32.exe
2044 mstwain32.exe

pid	process
2044	mstwain32.exe
2044	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe

description	pid	process	target process
PID 1920 wrote to memory of 2044	1920	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe	mstwain32.exe
PID 1920 wrote to memory of 2044	1920	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe	mstwain32.exe
PID 1920 wrote to memory of 2044	1920	b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe	mstwain32.exe
PID 1920 wrote to memory of 2044	1920	b7f8816f98231848635192696ec1d2ad_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\b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b7f8816f98231848635192696ec1d2ad_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\b7f8816f98231848635192696ec1d2ad_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:2044

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2620

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
b7f8816f98231848635192696ec1d2ad

SHA1
30b4e445156ce7264ba8786ddb62eb8bf9262a71

SHA256
cd968d7bd3ecb87b2871973d7272d2faa3029be6b8943ddf21242c8db5a29f72

SHA512
1b611bb0dbb07b9dd00f1bce222aa8b21008b3d738254d6323361cbb5900d071ef2d25d4d766d7fa0de857b7dc0fed0bcc26c2df27a3626512b04eee962dd923

Download Submit
memory/1920-0-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/1920-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-17-0x0000000076C30000-0x0000000076D20000-memory.dmp

Filesize
960KB

Download
memory/2044-16-0x0000000076C40000-0x0000000076C41000-memory.dmp

Filesize
4KB

Download
memory/2044-18-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-20-0x0000000002570000-0x000000000257E000-memory.dmp

Filesize
56KB

Download
memory/2044-19-0x00000000002C0000-0x00000000002C8000-memory.dmp

Filesize
32KB

Download
memory/2044-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-24-0x0000000076C30000-0x0000000076D20000-memory.dmp

Filesize
960KB

Download
memory/2044-13-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2044-28-0x0000000076C30000-0x0000000076D20000-memory.dmp

Filesize
960KB

Download
memory/2044-14-0x0000000002570000-0x000000000257E000-memory.dmp

Filesize
56KB

Download
memory/2044-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-54-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-57-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-60-0x0000000000400000-0x000000000044B000-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