modiloader | cb6c5b313bb9fb5a067296a28547e2ea7e65cac5527568eda5650ac30a4f037b

General

Target

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Size

203KB
MD5

9b6b74434c72af4de6746d123161e68e
SHA1

20fb9d0bb571bf15330c378f13bd29639d7a4d57
SHA256

cb6c5b313bb9fb5a067296a28547e2ea7e65cac5527568eda5650ac30a4f037b
SHA512

5cf5eef63cf2e8c852726fbed6461136f059fc4c631121e91c6f9bc29888c93fac093dc19a202c0b89a0739949ba5a0357f2764759fcf1965a763bb84700846a
SSDEEP

6144:FvGweRCKLDpuOi1bm8kF1kDM41vg2L5N8p8:Fv/KLDpuO6qbkA41vb

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

Processes:

mstwain32.exe

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

ModiLoader Second Stage 24 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4556-7-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4556-8-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4556-21-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-32-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-31-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-33-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-40-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-46-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-47-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-48-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-51-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-52-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-55-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-58-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-61-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-64-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-67-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-70-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-73-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-76-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-79-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-82-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-85-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4028-88-0x0000000000400000-0x0000000000450000-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

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid	Process
1456	mstwain32.exe
4028	mstwain32.exe

Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid	Process
4028	mstwain32.exe
4028	mstwain32.exe
4028	mstwain32.exe
4028	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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:

mstwain32.exe9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe

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	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 2444 set thread context of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 1456 set thread context of 4028	1456	mstwain32.exe	90

UPX packed file 27 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4556-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4556-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4556-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4556-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4556-21-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-32-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-31-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-30-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-33-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-40-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-46-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-47-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-48-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-51-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-52-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-55-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-58-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-61-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-64-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-67-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-70-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-73-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-76-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-79-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-82-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-85-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4028-88-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

Processes:

mstwain32.exe9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	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 4 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

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	4556	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
Token: SeBackupPrivilege	100	vssvc.exe
Token: SeRestorePrivilege	100	vssvc.exe
Token: SeAuditPrivilege	100	vssvc.exe
Token: SeDebugPrivilege	4028	mstwain32.exe
Token: SeDebugPrivilege	4028	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exemstwain32.exe

pid	Process
2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
1456	mstwain32.exe
4028	mstwain32.exe
4028	mstwain32.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 2444 wrote to memory of 4556	2444	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	83
PID 4556 wrote to memory of 1456	4556	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	89
PID 4556 wrote to memory of 1456	4556	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	89
PID 4556 wrote to memory of 1456	4556	9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe	89
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90
PID 1456 wrote to memory of 4028	1456	mstwain32.exe	90

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

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\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - 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:4556
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\9b6b74434c72af4de6746d123161e68e_JaffaCakes118.exe"
    3⤵
    - 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:1456
  - - 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
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:4028

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:100

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

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2045521122-590294423-3465680274-1000\88603cb2913a7df3fbd16b5f958e6447_896de533-e5fb-4eb9-8f2b-d363f3584dc5

Filesize
51B

MD5
5fc2ac2a310f49c14d195230b91a8885

SHA1
90855cc11136ba31758fe33b5cf9571f9a104879

SHA256
374e0e2897a7a82e0e44794cad89df0f3cdd7703886239c1fe06d625efd48092

SHA512
ab46554df9174b9fe9beba50a640f67534c3812f64d96a1fb8adfdc136dfe730ca2370825cd45b7f87a544d6a58dd868cb5a3a7f42e2789f6d679dbc0fdd52c3

Download Submit
C:\Windows\cmsetac.dll

Filesize
33KB

MD5
17f978efe8495cb4d642f6b443362ba0

SHA1
d85ce2fe8525ecb1d3c1b2d4736f99507644f28c

SHA256
12bb8444cac89b7354dacb83988ff56f37ed63add53365a3604fdfe5bfe5e70e

SHA512
7cdee49363abc27ee295cd95382f5c1594293c48a96996933a9e213a81cd0eb0190b0935e06fcf842dd48c4e0326c308e10166b9e7bf9d6ba89b6db9709572a5

Download Submit
C:\Windows\mstwain32.exe

Filesize
203KB

MD5
9b6b74434c72af4de6746d123161e68e

SHA1
20fb9d0bb571bf15330c378f13bd29639d7a4d57

SHA256
cb6c5b313bb9fb5a067296a28547e2ea7e65cac5527568eda5650ac30a4f037b

SHA512
5cf5eef63cf2e8c852726fbed6461136f059fc4c631121e91c6f9bc29888c93fac093dc19a202c0b89a0739949ba5a0357f2764759fcf1965a763bb84700846a

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/4028-47-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-50-0x0000000002260000-0x000000000226E000-memory.dmp

Filesize
56KB

Download
memory/4028-88-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-32-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-31-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-30-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-33-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-85-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-40-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-44-0x0000000002260000-0x000000000226E000-memory.dmp

Filesize
56KB

Download
memory/4028-82-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-46-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-79-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-48-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-51-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-76-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-49-0x0000000000630000-0x0000000000638000-memory.dmp

Filesize
32KB

Download
memory/4028-52-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-55-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4028-73-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4556-21-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4556-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4556-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4556-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4556-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads