modiloader | 44422c987d161f2c41450fc0bfad5eaee5668ff13e37a492c0d078ecd0a7aab0

General

Target

8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe
Size

270KB
MD5

8bdeac226552fb683eff2f43cd79ac15
SHA1

cb40b583d0feaa8355edcc4e7fe889d60d456492
SHA256

44422c987d161f2c41450fc0bfad5eaee5668ff13e37a492c0d078ecd0a7aab0
SHA512

033cb79abe0e8fc3025fafb1f4a098b7941c9ce07da9b2da3f5540bac2c8439b6098759d3200d349636af1f26e41db0086244be6496f79bace0dd2bc17d2dfce
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOz53OD3pcCJJvH:Zr7xS2Vp6FwTt3bJJvH

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
behavioral2/memory/4496-9-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-37-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-46-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-49-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-55-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-58-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-61-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2912-64-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

mstwain32.exe

pid process

2912 mstwain32.exe
Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

2912 mstwain32.exe
Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid process

2912 mstwain32.exe
2912 mstwain32.exe
2912 mstwain32.exe
2912 mstwain32.exe

pid	process
2912	mstwain32.exe

pid	process
2912	mstwain32.exe

pid	process
2912	mstwain32.exe
2912	mstwain32.exe
2912	mstwain32.exe
2912	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-1-5-21-1162180587-977231257-2194346871-1000\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:

8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	8bdeac226552fb683eff2f43cd79ac15_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:

8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	8bdeac226552fb683eff2f43cd79ac15_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 3 IoCs

Processes:

8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	4496	8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe
Token: SeDebugPrivilege	2912	mstwain32.exe
Token: SeDebugPrivilege	2912	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

2912 mstwain32.exe
2912 mstwain32.exe

pid	process
2912	mstwain32.exe
2912	mstwain32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe

description	pid	process	target process
PID 4496 wrote to memory of 2912	4496	8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe	mstwain32.exe
PID 4496 wrote to memory of 2912	4496	8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe	mstwain32.exe
PID 4496 wrote to memory of 2912	4496	8bdeac226552fb683eff2f43cd79ac15_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

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

C:\Users\Admin\AppData\Local\Temp\8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4496

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\8bdeac226552fb683eff2f43cd79ac15_JaffaCakes118.exe"
2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- 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:2912

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

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\cmsetac.dll
Filesize
33KB

MD5
9181c7e1eda61f0a7a0fb5274af16c34

SHA1
b94853848d9cd45d322830d443650918b52783b3

SHA256
3f3c433c36af8bcb290a23e94cd276e17b269b6094679f740242f591e712ee70

SHA512
8a20253e4990fe732cae66f0cc81350ac3a4b33f474bbb06b1d275e8bb6eeb2e07bfec79e00590e57cabf92b52cfa2e6caec7b45276a97c2da0c74522323a674

Download Submit
C:\Windows\mstwain32.exe
Filesize
270KB

MD5
8bdeac226552fb683eff2f43cd79ac15

SHA1
cb40b583d0feaa8355edcc4e7fe889d60d456492

SHA256
44422c987d161f2c41450fc0bfad5eaee5668ff13e37a492c0d078ecd0a7aab0

SHA512
033cb79abe0e8fc3025fafb1f4a098b7941c9ce07da9b2da3f5540bac2c8439b6098759d3200d349636af1f26e41db0086244be6496f79bace0dd2bc17d2dfce

Download Submit
C:\Windows\ntdtcstp.dll
Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/2912-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-37-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-64-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-21-0x00000000028E0000-0x00000000028EE000-memory.dmp

Filesize
56KB

Download
memory/2912-24-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/2912-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-27-0x00000000028E0000-0x00000000028EE000-memory.dmp

Filesize
56KB

Download
memory/2912-26-0x0000000002220000-0x0000000002228000-memory.dmp

Filesize
32KB

Download
memory/2912-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-17-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/2912-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-49-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2912-58-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4496-0-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/4496-9-0x0000000000400000-0x000000000044B000-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