modiloader | 9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db

General

Target

9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
Size

133KB
MD5

e4c6d023eea18b3bb5ad6319a494767a
SHA1

64ae9d34cd1bf826fcec72c390d97c5e52379f62
SHA256

9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db
SHA512

6e5af7eba6b6bdd37f46d71fad69cb7c53fffe246a0616611a5c3ff407bd08bd0b5b96105319c6b20e049ee139db40c6873cd8ebb458d67ea52a13982e78315a
SSDEEP

3072:filTkDlkjxh+sNHafUaYKlA4T3Xgo+us0jVqMF2:kkpYHafURK24THcGxDF2

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

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

ModiLoader Second Stage 6 IoCs

resource	yara_rule
behavioral1/memory/1756-66-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-67-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-70-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1428-84-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1428-85-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1428-86-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1344	mstwain32.exe
1428	mstwain32.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1756-57-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-60-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-64-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-66-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-67-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1756-70-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1428-83-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1428-84-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1428-85-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1428-86-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	mstwain32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.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

description	pid	Process	procid_target
PID 1824 set thread context of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1344 set thread context of 1428	1344	mstwain32.exe	33

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
File opened for modification	C:\Windows\mstwain32.exe	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.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 10 IoCs

pid	Process
1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
1344	mstwain32.exe
1344	mstwain32.exe
1344	mstwain32.exe
1344	mstwain32.exe
1344	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1756	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
Token: SeBackupPrivilege	268	vssvc.exe
Token: SeRestorePrivilege	268	vssvc.exe
Token: SeAuditPrivilege	268	vssvc.exe
Token: SeDebugPrivilege	1428	mstwain32.exe
Token: SeDebugPrivilege	1428	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
1344	mstwain32.exe
1428	mstwain32.exe
1428	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1824 wrote to memory of 1756	1824	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	28
PID 1756 wrote to memory of 1344	1756	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	32
PID 1756 wrote to memory of 1344	1756	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	32
PID 1756 wrote to memory of 1344	1756	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	32
PID 1756 wrote to memory of 1344	1756	9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe	32
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33
PID 1344 wrote to memory of 1428	1344	mstwain32.exe	33

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Local\Temp\9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
"C:\Users\Admin\AppData\Local\Temp\9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Users\Admin\AppData\Local\Temp\9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db.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:1344
  - - 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:1428

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:268

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
133KB

MD5
e4c6d023eea18b3bb5ad6319a494767a

SHA1
64ae9d34cd1bf826fcec72c390d97c5e52379f62

SHA256
9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db

SHA512
6e5af7eba6b6bdd37f46d71fad69cb7c53fffe246a0616611a5c3ff407bd08bd0b5b96105319c6b20e049ee139db40c6873cd8ebb458d67ea52a13982e78315a

Download Submit
C:\Windows\mstwain32.exe

Filesize
133KB

MD5
e4c6d023eea18b3bb5ad6319a494767a

SHA1
64ae9d34cd1bf826fcec72c390d97c5e52379f62

SHA256
9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db

SHA512
6e5af7eba6b6bdd37f46d71fad69cb7c53fffe246a0616611a5c3ff407bd08bd0b5b96105319c6b20e049ee139db40c6873cd8ebb458d67ea52a13982e78315a

Download Submit
C:\Windows\mstwain32.exe

Filesize
133KB

MD5
e4c6d023eea18b3bb5ad6319a494767a

SHA1
64ae9d34cd1bf826fcec72c390d97c5e52379f62

SHA256
9c952ad366eb7f5b3362536ba59c5064e17c36d274bac898c448818746a077db

SHA512
6e5af7eba6b6bdd37f46d71fad69cb7c53fffe246a0616611a5c3ff407bd08bd0b5b96105319c6b20e049ee139db40c6873cd8ebb458d67ea52a13982e78315a

Download Submit
memory/1428-87-0x0000000002450000-0x000000000245E000-memory.dmp

Filesize
56KB

Download
memory/1428-86-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1428-85-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1428-84-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1428-83-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-57-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1756-63-0x0000000074F01000-0x0000000074F03000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads