modiloader | d5d683788eabf84874a452a871a5fc382f5130297470824024033d8179cd12f3

General

Target

e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe
Size

1.0MB
MD5

e190a7571525225f5aaec174a6916cd7
SHA1

678605de0a818a07db99e05b8a1ca7b2ca556885
SHA256

d5d683788eabf84874a452a871a5fc382f5130297470824024033d8179cd12f3
SHA512

8d39a26aa1947b555e9f4c59638325e11dbfa113dd79f8d2c45972c90ddc3f14899b7686e86deafb2880a6f77513f0cc0f32b60e2bd28859d2f41395ac3c03ad
SSDEEP

24576:14U2UtzZzfQ2wS6nIZnIQ45KDco5MZEag/:C7KzfQ2Omnn45KAo1aI

Score

10^/10

modiloader discovery 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
Modiloader family
modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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

ModiLoader Second Stage 18 IoCs

resource	yara_rule
behavioral2/memory/4968-23-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4968-36-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-44-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-45-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-57-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-60-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-63-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-66-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-69-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-72-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-75-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-78-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-81-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-84-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-87-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-90-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-93-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4332-96-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	svhost.exe

Executes dropped EXE 5 IoCs

pid	Process
4272	DISCON~1.EXE
3444	svhost.exe
4968	svhost.exe
2532	mstwain32.exe
4332	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
4332	mstwain32.exe
4332	mstwain32.exe
4332	mstwain32.exe
4332	mstwain32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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	svhost.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 3444 set thread context of 4968	3444	svhost.exe	84
PID 2532 set thread context of 4332	2532	mstwain32.exe	89

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4272-10-0x00000000001E0000-0x00000000001F1000-memory.dmp	upx
behavioral2/memory/4272-9-0x00000000001E0000-0x00000000001F1000-memory.dmp	upx
behavioral2/memory/4272-7-0x00000000001E0000-0x00000000001F1000-memory.dmp	upx
behavioral2/memory/4272-8-0x00000000001E0000-0x00000000001F1000-memory.dmp	upx
behavioral2/memory/4272-12-0x00000000001E0000-0x00000000001F1000-memory.dmp	upx
behavioral2/memory/4968-20-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4968-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4968-23-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4968-36-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-43-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-44-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-45-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-57-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-60-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-63-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-66-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-69-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-72-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-75-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-78-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-81-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-84-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-87-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-90-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-93-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4332-96-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	svhost.exe
File opened for modification	C:\Windows\mstwain32.exe	svhost.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DISCON~1.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4968	svhost.exe
Token: SeBackupPrivilege	4944	vssvc.exe
Token: SeRestorePrivilege	4944	vssvc.exe
Token: SeAuditPrivilege	4944	vssvc.exe
Token: SeDebugPrivilege	4332	mstwain32.exe
Token: SeDebugPrivilege	4332	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3444	svhost.exe
2532	mstwain32.exe
4332	mstwain32.exe
4332	mstwain32.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 4272	4932	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe	82
PID 4932 wrote to memory of 4272	4932	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe	82
PID 4932 wrote to memory of 4272	4932	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe	82
PID 4932 wrote to memory of 3444	4932	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe	83
PID 4932 wrote to memory of 3444	4932	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe	83
PID 4932 wrote to memory of 3444	4932	e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe	83
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 3444 wrote to memory of 4968	3444	svhost.exe	84
PID 4968 wrote to memory of 2532	4968	svhost.exe	88
PID 4968 wrote to memory of 2532	4968	svhost.exe	88
PID 4968 wrote to memory of 2532	4968	svhost.exe	88
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89
PID 2532 wrote to memory of 4332	2532	mstwain32.exe	89

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

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e190a7571525225f5aaec174a6916cd7_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DISCON~1.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DISCON~1.EXE
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4272
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svhost.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svhost.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3444
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svhost.exe
    "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svhost.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4968
  - - C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svhost.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2532
    - - C:\Windows\mstwain32.exe
        
        "C:\Windows\mstwain32.exe"
        5⤵
        UAC bypass
        Executes dropped EXE
        Loads dropped DLL
        Adds Run key to start application
        Checks whether UAC is enabled
        Drops file in Windows directory
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        System policy modification
        
        PID:4332

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DISCON~1.EXE

Filesize
1.1MB

MD5
75b1a103d1a2a22a5ae9f98724413343

SHA1
401584cce812dd3b3a98119f1cd6d812c6b3c4d1

SHA256
1341d029cd2c230ff5cc6c4fc887c28c2ca4ed96f044b414bf0f07ae6b0045ac

SHA512
6d8e8b58ce628d58aa147ee5ace61a84d36d82f08f6d128d1c5bf6e261526832ecea4717d485cd387819b0e50ddce1fb98d005743a1f652cca95f28e830d3659

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svhost.exe

Filesize
266KB

MD5
b8e97b0f995b7af092861ab1af74e636

SHA1
bcedfc6ab9e24e4abe43635b8927712122c6c5d7

SHA256
95ee9d434c8c9a42b546f29934a1cc4552a44f05528458293e5cb6e474ea4042

SHA512
077aeb62ac10d2fba40267acc7e5ccac92029e313ae76b92263cc6e592c93f3944fd10bcd19b733e7dc3a44f898381de33db44b89a0e762ec611668013afa375

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3227495264-2217614367-4027411560-1000\02fc8fb78d4f7516019d9a99eaf6a46d_423fd5c7-8559-4b8c-bf1f-c9d05c9f0fd3

Filesize
50B

MD5
0d07aceef41f39fddc179b4cee5a6143

SHA1
8dc81dd6d1f4a8d2cd06a374ed2504aa087761b8

SHA256
ae030038639228088c0ffd198200efad2f7f69f2ff909414ad2dbb6331d9a265

SHA512
0fcb788f2122ee8101dfbbbffc55960a1df4e4b3054c0803ac0b2dc244fd28018951c874700c6d5d7a7433d301c860d44db1a24761b0c53b68e18df0c81caade

Download Submit
C:\Windows\cmsetac.dll

Filesize
33KB

MD5
7c3ff4d4d394fde7c693d04c488a55f8

SHA1
ae2b2acc7e91a910f9075e0e095b528e97827ba4

SHA256
4878bf71fd37ffac1fd6f5153357298544d0ef1f3a114c1f0451befcb85c59a8

SHA512
33c601d9e706cff0c3dce8280b040c361aa51004fd20b51946469b6a02453def5a7aad1e5f58bec3435cc6e25470155d07f71dc0f81ec642efc53215d7be316a

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/4272-10-0x00000000001E0000-0x00000000001F1000-memory.dmp

Filesize
68KB

Download
memory/4272-9-0x00000000001E0000-0x00000000001F1000-memory.dmp

Filesize
68KB

Download
memory/4272-7-0x00000000001E0000-0x00000000001F1000-memory.dmp

Filesize
68KB

Download
memory/4272-8-0x00000000001E0000-0x00000000001F1000-memory.dmp

Filesize
68KB

Download
memory/4272-12-0x00000000001E0000-0x00000000001F1000-memory.dmp

Filesize
68KB

Download
memory/4332-69-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-75-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-43-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-44-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-45-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-96-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-93-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-55-0x00000000030D0000-0x00000000030DE000-memory.dmp

Filesize
56KB

Download
memory/4332-57-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-59-0x00000000030D0000-0x00000000030DE000-memory.dmp

Filesize
56KB

Download
memory/4332-58-0x0000000000770000-0x0000000000778000-memory.dmp

Filesize
32KB

Download
memory/4332-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-90-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-72-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-87-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-78-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-81-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4332-84-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4968-36-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4968-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4968-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4968-23-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads