modiloader | 5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67

General

Target

5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe
Size

113KB
MD5

6515f9a1692340d8e9e3a1e1e1c82c68
SHA1

d13c2611dce6407bcf688915ee67017e5dbc11f3
SHA256

5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67
SHA512

9b4ceb1ac32b45c28b7da3896ac0d702fd718d140572fb95be2826d945fede0cafa98ac2ebfe18092b4911da1f247f9bb2c38eb3cfec8d106d8422f256c9711e
SSDEEP

3072:soy8j7VnNdrPHaSekwi+mW+2AU1P1out:c8jZ7rvaU3+mWr51toS

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 4 IoCs

resource	yara_rule
behavioral2/memory/2088-133-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/2088-137-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/3380-140-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/3380-144-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
3380	mstwain32.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2088-132-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/2088-133-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/files/0x000b00000001e683-135.dat	upx
behavioral2/files/0x000b00000001e683-136.dat	upx
behavioral2/memory/2088-137-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/3380-140-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/3380-144-0x0000000000400000-0x0000000000450000-memory.dmp	upx

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe

Loads dropped DLL 4 IoCs

pid	Process
3380	mstwain32.exe
3380	mstwain32.exe
3380	mstwain32.exe
3380	mstwain32.exe

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	mstwain32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe
File opened for modification	C:\Windows\mstwain32.exe	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.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 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe
Token: SeBackupPrivilege	808	vssvc.exe
Token: SeRestorePrivilege	808	vssvc.exe
Token: SeAuditPrivilege	808	vssvc.exe
Token: SeDebugPrivilege	3380	mstwain32.exe
Token: SeDebugPrivilege	3380	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3380	mstwain32.exe
3380	mstwain32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 3380	2088	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe	87
PID 2088 wrote to memory of 3380	2088	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe	87
PID 2088 wrote to memory of 3380	2088	5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe	87

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\5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe
"C:\Users\Admin\AppData\Local\Temp\5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.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:2088
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67.exe"
  2⤵
  - 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:3380

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:808

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

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
31545db14705883bde37f1cbbcd19348

SHA1
d3f0055a822b9df12419054fe0d3660143e688bc

SHA256
bd1b1d8d7fbc1bdfa737da866b57fd58dd88d86e38a5a04d0922b6b88d019f3f

SHA512
45961ecbc91cd9092d17ecf790203ff01591d6eeca639552d7ca82848a9785b2fce0d3a4426b457c5e18ae88f14168068073489a1e70d4ee554bf656311c325c

Download Submit
C:\Windows\cmsetac.dll

Filesize
33KB

MD5
31545db14705883bde37f1cbbcd19348

SHA1
d3f0055a822b9df12419054fe0d3660143e688bc

SHA256
bd1b1d8d7fbc1bdfa737da866b57fd58dd88d86e38a5a04d0922b6b88d019f3f

SHA512
45961ecbc91cd9092d17ecf790203ff01591d6eeca639552d7ca82848a9785b2fce0d3a4426b457c5e18ae88f14168068073489a1e70d4ee554bf656311c325c

Download Submit
C:\Windows\mstwain32.exe

Filesize
113KB

MD5
6515f9a1692340d8e9e3a1e1e1c82c68

SHA1
d13c2611dce6407bcf688915ee67017e5dbc11f3

SHA256
5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67

SHA512
9b4ceb1ac32b45c28b7da3896ac0d702fd718d140572fb95be2826d945fede0cafa98ac2ebfe18092b4911da1f247f9bb2c38eb3cfec8d106d8422f256c9711e

Download Submit
C:\Windows\mstwain32.exe

Filesize
113KB

MD5
6515f9a1692340d8e9e3a1e1e1c82c68

SHA1
d13c2611dce6407bcf688915ee67017e5dbc11f3

SHA256
5c6478e63e8695d26c2081e8e87908cb64150372b255a0130d2cbfc15832cf67

SHA512
9b4ceb1ac32b45c28b7da3896ac0d702fd718d140572fb95be2826d945fede0cafa98ac2ebfe18092b4911da1f247f9bb2c38eb3cfec8d106d8422f256c9711e

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/2088-132-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2088-137-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2088-133-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3380-140-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3380-143-0x00000000023F0000-0x00000000023FE000-memory.dmp

Filesize
56KB

Download
memory/3380-144-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads