modiloader | cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae

General

Target

cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
Size

442KB
MD5

2f8cd4ba2b9844213d8cd69bdbb0485b
SHA1

13640f1735c6d97906985ee7dad0f5bf9ac9e394
SHA256

cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae
SHA512

2ce09a5cbe10ad0f62bb300ffde12c6b4f3f96cef49a2e0a85f6570fa73017256a4c5e8f085649129b3d30f740bcb24bb7aae947829d5b38f95eb4aeff287593
SSDEEP

6144:TBgh/58KGip9lmh0UwwDdxtPw13OyhFR8uHQaEFmgYs2R3hSP1p7a1ZLcPR2GTJz:TBMmKGnhDT+JlCraEFmgqdwYA2GFz

Score

10^/10

modiloader evasion persistence trojan upx

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 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/848-66-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/848-69-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1452-84-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1452-86-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1452-87-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid process

1944 mstwain32.exe
1452 mstwain32.exe

pid	process
1944	mstwain32.exe
1452	mstwain32.exe

UPX packed file 17 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1652-55-0x0000000000400000-0x00000000004CF000-memory.dmp	upx
behavioral1/memory/848-57-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/848-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/848-60-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1652-63-0x0000000000400000-0x00000000004CF000-memory.dmp	upx
behavioral1/memory/848-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/848-66-0x0000000000400000-0x0000000000450000-memory.dmp	upx
C:\Windows\mstwain32.exe	upx
behavioral1/memory/848-69-0x0000000000400000-0x0000000000450000-memory.dmp	upx
C:\Windows\mstwain32.exe	upx
behavioral1/memory/1944-72-0x0000000000400000-0x00000000004CF000-memory.dmp	upx
behavioral1/memory/1944-80-0x0000000000400000-0x00000000004CF000-memory.dmp	upx
C:\Windows\mstwain32.exe	upx
behavioral1/memory/1452-83-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1452-84-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1452-86-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1452-87-0x0000000000400000-0x0000000000450000-memory.dmp	upx

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-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	mstwain32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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:

cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exemstwain32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.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

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral1/memory/1652-63-0x0000000000400000-0x00000000004CF000-memory.dmp	autoit_exe
behavioral1/memory/1944-72-0x0000000000400000-0x00000000004CF000-memory.dmp	autoit_exe
behavioral1/memory/1944-80-0x0000000000400000-0x00000000004CF000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exemstwain32.exe

description	pid	process	target process
PID 1652 set thread context of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1944 set thread context of 1452	1944	mstwain32.exe	mstwain32.exe

Drops file in Windows directory 4 IoCs

Processes:

mstwain32.execde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe

description	ioc	process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
File opened for modification	C:\Windows\mstwain32.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
File created	C:\Windows\ntdtcstp.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 3 IoCs

Processes:

cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	848	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
Token: SeDebugPrivilege	1452	mstwain32.exe
Token: SeDebugPrivilege	1452	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

1452 mstwain32.exe
1452 mstwain32.exe

pid	process
1452	mstwain32.exe
1452	mstwain32.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.execde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exemstwain32.exe

description	pid	process	target process
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 1652 wrote to memory of 848	1652	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
PID 848 wrote to memory of 1944	848	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	mstwain32.exe
PID 848 wrote to memory of 1944	848	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	mstwain32.exe
PID 848 wrote to memory of 1944	848	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	mstwain32.exe
PID 848 wrote to memory of 1944	848	cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	mstwain32.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	mstwain32.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	mstwain32.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	mstwain32.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	mstwain32.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	mstwain32.exe	mstwain32.exe
PID 1944 wrote to memory of 1452	1944	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\cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
"C:\Users\Admin\AppData\Local\Temp\cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1652

C:\Users\Admin\AppData\Local\Temp\cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe
"C:\Users\Admin\AppData\Local\Temp\cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae.exe"
2⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:848

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1944

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
4⤵
- UAC bypass
- 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:1452

Network

MITRE ATT&CK Enterprise 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

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe
Filesize
442KB

MD5
2f8cd4ba2b9844213d8cd69bdbb0485b

SHA1
13640f1735c6d97906985ee7dad0f5bf9ac9e394

SHA256
cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae

SHA512
2ce09a5cbe10ad0f62bb300ffde12c6b4f3f96cef49a2e0a85f6570fa73017256a4c5e8f085649129b3d30f740bcb24bb7aae947829d5b38f95eb4aeff287593

Download Submit
C:\Windows\mstwain32.exe
Filesize
442KB

MD5
2f8cd4ba2b9844213d8cd69bdbb0485b

SHA1
13640f1735c6d97906985ee7dad0f5bf9ac9e394

SHA256
cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae

SHA512
2ce09a5cbe10ad0f62bb300ffde12c6b4f3f96cef49a2e0a85f6570fa73017256a4c5e8f085649129b3d30f740bcb24bb7aae947829d5b38f95eb4aeff287593

Download Submit
C:\Windows\mstwain32.exe
Filesize
442KB

MD5
2f8cd4ba2b9844213d8cd69bdbb0485b

SHA1
13640f1735c6d97906985ee7dad0f5bf9ac9e394

SHA256
cde659e7cf67676e78c075393ec2562e73b6739da9df9187b195b2a58158a5ae

SHA512
2ce09a5cbe10ad0f62bb300ffde12c6b4f3f96cef49a2e0a85f6570fa73017256a4c5e8f085649129b3d30f740bcb24bb7aae947829d5b38f95eb4aeff287593

Download Submit
memory/848-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/848-57-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/848-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/848-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/848-61-0x000000000044D950-mapping.dmp

Download
memory/848-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/848-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/848-69-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1452-78-0x000000000044D950-mapping.dmp

Download
memory/1452-83-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1452-84-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1452-85-0x0000000002250000-0x000000000225E000-memory.dmp

Filesize
56KB

Download
memory/1452-86-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1452-87-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1652-63-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/1652-54-0x0000000074C91000-0x0000000074C93000-memory.dmp

Filesize
8KB

Download
memory/1652-55-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/1944-67-0x0000000000000000-mapping.dmp

Download
memory/1944-72-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/1944-80-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads