modiloader | fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258

General

Target

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
Size

288KB
MD5

900e805a561bfabfdbafbc8b42656361
SHA1

b5e68a16931621d1fea563c6286a9dfe36ad073d
SHA256

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258
SHA512

7a5e473374c5b2e6f37b19722ecd717dbc0c247d79ebc281016c86b2b45267671090483c521005578274c2218eab36eb8d8ba6627b4cca6ff1564d3c1f4a173c
SSDEEP

6144:4Jzb9Ohw1t2OrHJ3BmK+8x5PYbbuRTT5v7HiaLDRyNUm:4XuwHrtFzfNPLENUm

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/1112-134-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-133-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-135-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-136-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-139-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1432-145-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1432-151-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1432-152-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1432-153-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid process

2296 mstwain32.exe
1432 mstwain32.exe

pid	process
2296	mstwain32.exe
1432	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:

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe

Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid process

1432 mstwain32.exe
1432 mstwain32.exe
1432 mstwain32.exe
1432 mstwain32.exe

pid	process
1432	mstwain32.exe
1432	mstwain32.exe
1432	mstwain32.exe
1432	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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	mstwain32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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:

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.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:

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exemstwain32.exe

description	pid	process	target process
PID 4164 set thread context of 1112	4164	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
PID 2296 set thread context of 1432	2296	mstwain32.exe	mstwain32.exe

Drops file in Windows directory 4 IoCs

Processes:

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
File opened for modification	C:\Windows\mstwain32.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.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 use of AdjustPrivilegeToken 6 IoCs

Processes:

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	1112	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
Token: SeBackupPrivilege	4628	vssvc.exe
Token: SeRestorePrivilege	4628	vssvc.exe
Token: SeAuditPrivilege	4628	vssvc.exe
Token: SeDebugPrivilege	1432	mstwain32.exe
Token: SeDebugPrivilege	1432	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

1432 mstwain32.exe
1432 mstwain32.exe

pid	process
1432	mstwain32.exe
1432	mstwain32.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exefa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exemstwain32.exe

description	pid	process	target process
PID 4164 wrote to memory of 1112	4164	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
PID 4164 wrote to memory of 1112	4164	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
PID 4164 wrote to memory of 1112	4164	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
PID 4164 wrote to memory of 1112	4164	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
PID 4164 wrote to memory of 1112	4164	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
PID 1112 wrote to memory of 2296	1112	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	mstwain32.exe
PID 1112 wrote to memory of 2296	1112	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	mstwain32.exe
PID 1112 wrote to memory of 2296	1112	fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe	mstwain32.exe
PID 2296 wrote to memory of 1432	2296	mstwain32.exe	mstwain32.exe
PID 2296 wrote to memory of 1432	2296	mstwain32.exe	mstwain32.exe
PID 2296 wrote to memory of 1432	2296	mstwain32.exe	mstwain32.exe
PID 2296 wrote to memory of 1432	2296	mstwain32.exe	mstwain32.exe
PID 2296 wrote to memory of 1432	2296	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\fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
"C:\Users\Admin\AppData\Local\Temp\fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4164

C:\Users\Admin\AppData\Local\Temp\fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.exe
C:\Users\Admin\AppData\Local\Temp\fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258.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:1112

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2296

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:1432

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4628

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
1d35b94e7b416b824f2b36581601fce8

SHA1
fa86876814768dfec9050a9e126bc3c659c9b602

SHA256
5b80ee4056d3a08359eb9a127b6fd21569234199970c0961a2d4b43ac5cb90cf

SHA512
e8692a2c97dc02d7a356e8fb9bd3972771a7650bfc94ad793b2b2eaf431ca86a57d9cf540fad68834ad863bb92d25a615ebb150bb016256f6fc8ecb0742d1b66

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

MD5
1d35b94e7b416b824f2b36581601fce8

SHA1
fa86876814768dfec9050a9e126bc3c659c9b602

SHA256
5b80ee4056d3a08359eb9a127b6fd21569234199970c0961a2d4b43ac5cb90cf

SHA512
e8692a2c97dc02d7a356e8fb9bd3972771a7650bfc94ad793b2b2eaf431ca86a57d9cf540fad68834ad863bb92d25a615ebb150bb016256f6fc8ecb0742d1b66

Download Submit
C:\Windows\mstwain32.exe
Filesize
288KB

MD5
900e805a561bfabfdbafbc8b42656361

SHA1
b5e68a16931621d1fea563c6286a9dfe36ad073d

SHA256
fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258

SHA512
7a5e473374c5b2e6f37b19722ecd717dbc0c247d79ebc281016c86b2b45267671090483c521005578274c2218eab36eb8d8ba6627b4cca6ff1564d3c1f4a173c

Download Submit
C:\Windows\mstwain32.exe
Filesize
288KB

MD5
900e805a561bfabfdbafbc8b42656361

SHA1
b5e68a16931621d1fea563c6286a9dfe36ad073d

SHA256
fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258

SHA512
7a5e473374c5b2e6f37b19722ecd717dbc0c247d79ebc281016c86b2b45267671090483c521005578274c2218eab36eb8d8ba6627b4cca6ff1564d3c1f4a173c

Download Submit
C:\Windows\mstwain32.exe
Filesize
288KB

MD5
900e805a561bfabfdbafbc8b42656361

SHA1
b5e68a16931621d1fea563c6286a9dfe36ad073d

SHA256
fa810ed434fa229c459b29633f0ff8ed1069d0e0bce9a0a0382ba59106f57258

SHA512
7a5e473374c5b2e6f37b19722ecd717dbc0c247d79ebc281016c86b2b45267671090483c521005578274c2218eab36eb8d8ba6627b4cca6ff1564d3c1f4a173c

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/1112-135-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1112-136-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1112-132-0x0000000000000000-mapping.dmp

Download
memory/1112-139-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1112-133-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1112-134-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1432-151-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1432-150-0x0000000003080000-0x000000000308E000-memory.dmp

Filesize
56KB

Download
memory/1432-145-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1432-141-0x0000000000000000-mapping.dmp

Download
memory/1432-152-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1432-153-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2296-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads