modiloader | 6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b

General

Target

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
Size

400KB
MD5

bc8f6962848748a485334874bd7df96f
SHA1

9171e97d39f949632c623c570907da2b8cce5d6a
SHA256

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b
SHA512

dab614b794de5c99535bc20aec14e7a6bf5613c79c1f8bd83dbe3b76192f95c28559a7f3d70f97146d867f609f38076f82e17ff93faa823cc4e40256fa8f0a5b
SSDEEP

12288:OEdn0YCMKwUJHvzD3zJpxJY/X5qzSYcKPB9dS:hF0YOhDgYgKzdS

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
T1088

Disabling Security Tools
T1089

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 9 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3008-133-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3008-135-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3008-136-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3008-137-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3008-141-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-146-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-152-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-153-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-154-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid process

2760 mstwain32.exe
3792 mstwain32.exe

pid	process
2760	mstwain32.exe
3792	mstwain32.exe

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:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe

Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid process

3792 mstwain32.exe
3792 mstwain32.exe
3792 mstwain32.exe
3792 mstwain32.exe

pid	process
3792	mstwain32.exe
3792	mstwain32.exe
3792	mstwain32.exe
3792	mstwain32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	mstwain32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.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

Suspicious use of SetThreadContext 2 IoCs

Processes:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exemstwain32.exe

description	pid	process	target process
PID 1492 set thread context of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 2760 set thread context of 3792	2760	mstwain32.exe	mstwain32.exe

Drops file in Windows directory 5 IoCs

Processes:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exemstwain32.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
File opened for modification	C:\Windows\mstwain32.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.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). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exemstwain32.exe

pid	process
1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
2760	mstwain32.exe
2760	mstwain32.exe
2760	mstwain32.exe
2760	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	3008	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
Token: SeBackupPrivilege	4320	vssvc.exe
Token: SeRestorePrivilege	4320	vssvc.exe
Token: SeAuditPrivilege	4320	vssvc.exe
Token: SeDebugPrivilege	3792	mstwain32.exe
Token: SeDebugPrivilege	3792	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exemstwain32.exemstwain32.exe

pid process

1492 6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
2760 mstwain32.exe
3792 mstwain32.exe
3792 mstwain32.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exemstwain32.exe

description	pid	process	target process
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 1492 wrote to memory of 3008	1492	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
PID 3008 wrote to memory of 2760	3008	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	mstwain32.exe
PID 3008 wrote to memory of 2760	3008	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	mstwain32.exe
PID 3008 wrote to memory of 2760	3008	6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.exe	mstwain32.exe
PID 2760 wrote to memory of 3792	2760	mstwain32.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\6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
"C:\Users\Admin\AppData\Local\Temp\6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492

C:\Users\Admin\AppData\Local\Temp\6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
C:\Users\Admin\AppData\Local\Temp\6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b.exe
2⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\mstwain32.exe
C:\Windows\mstwain32.exe
4⤵
- UAC bypass
- 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:3792

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4320

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Bypass User Account Control

1

T1088

Disabling Security Tools

1

T1089

Modify Registry

3

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\cmsetac.dll
Filesize
33KB

MD5
eaebb4f7d09e8c25ed2227b2a79e6de0

SHA1
1d8b338de8a4379b1efe7798df267588d8faadc1

SHA256
a25e72d97105c8cc1885b9ec033cfb988044a11ca9496dbd3a19187f3254a7b5

SHA512
44db33ffaa01d4c7a981718f5d62f17601ef2849aac2e37242275f0bb950cb21e19eab62018151241772426a2413dce55d981e68a5d9beaa9394483e809fbaf6

Download Submit
C:\Windows\cmsetac.dll
Filesize
33KB

MD5
eaebb4f7d09e8c25ed2227b2a79e6de0

SHA1
1d8b338de8a4379b1efe7798df267588d8faadc1

SHA256
a25e72d97105c8cc1885b9ec033cfb988044a11ca9496dbd3a19187f3254a7b5

SHA512
44db33ffaa01d4c7a981718f5d62f17601ef2849aac2e37242275f0bb950cb21e19eab62018151241772426a2413dce55d981e68a5d9beaa9394483e809fbaf6

Download Submit
C:\Windows\mstwain32.exe
Filesize
400KB

MD5
bc8f6962848748a485334874bd7df96f

SHA1
9171e97d39f949632c623c570907da2b8cce5d6a

SHA256
6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b

SHA512
dab614b794de5c99535bc20aec14e7a6bf5613c79c1f8bd83dbe3b76192f95c28559a7f3d70f97146d867f609f38076f82e17ff93faa823cc4e40256fa8f0a5b

Download Submit
C:\Windows\mstwain32.exe
Filesize
400KB

MD5
bc8f6962848748a485334874bd7df96f

SHA1
9171e97d39f949632c623c570907da2b8cce5d6a

SHA256
6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b

SHA512
dab614b794de5c99535bc20aec14e7a6bf5613c79c1f8bd83dbe3b76192f95c28559a7f3d70f97146d867f609f38076f82e17ff93faa823cc4e40256fa8f0a5b

Download Submit
C:\Windows\mstwain32.exe
Filesize
400KB

MD5
bc8f6962848748a485334874bd7df96f

SHA1
9171e97d39f949632c623c570907da2b8cce5d6a

SHA256
6011db613f744e24b55ea57d5e4d405264a709de5bf57ccb9a686885c6f7142b

SHA512
dab614b794de5c99535bc20aec14e7a6bf5613c79c1f8bd83dbe3b76192f95c28559a7f3d70f97146d867f609f38076f82e17ff93faa823cc4e40256fa8f0a5b

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

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

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

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/1492-134-0x0000000000A80000-0x0000000000A84000-memory.dmp

Filesize
16KB

Download
memory/2760-138-0x0000000000000000-mapping.dmp

Download
memory/3008-137-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3008-141-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3008-132-0x0000000000000000-mapping.dmp

Download
memory/3008-136-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3008-135-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3008-133-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3792-142-0x0000000000000000-mapping.dmp

Download
memory/3792-146-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3792-151-0x0000000002200000-0x000000000220E000-memory.dmp

Filesize
56KB

Download
memory/3792-152-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3792-153-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3792-154-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads