modiloader | 1728f7ecd56e74100f21a9d28c878d9fad969f2b141d2d4acafd62e012d69d57

General

Target

d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
Size

337KB
MD5

d902271006e9d8143304aee49adcf2f1
SHA1

0a338bf99320e2613c91c6cb78fe7ffbf3fe885e
SHA256

1728f7ecd56e74100f21a9d28c878d9fad969f2b141d2d4acafd62e012d69d57
SHA512

f3ed35720e3a88f038b5e557443078cc2d2cc43dad6452deca2dcec35f8a5c710230d2d5a05cbafb32efc8808bba4eba8bd4602cb858ab51f5e5cd64989083c0
SSDEEP

6144:X0kxLucQYBVNnFl7qA7bFtHj5YUqsxbMYayGAwuhnpJvmKhdPs2viVtdol+D6m+l:EkxLP9BVtF1qAv3GZKzajYvmONsnVa+c

Score

10^/10

modiloader discovery evasion persistence trojan

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

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 5 IoCs

resource	yara_rule
behavioral1/memory/1908-9-0x0000000000400000-0x0000000000807000-memory.dmp	modiloader_stage2
behavioral1/memory/1908-20-0x00000000034D0000-0x00000000038D7000-memory.dmp	modiloader_stage2
behavioral1/memory/2328-21-0x0000000077080000-0x0000000077170000-memory.dmp	modiloader_stage2
behavioral1/memory/2328-22-0x0000000000400000-0x0000000000807000-memory.dmp	modiloader_stage2
behavioral1/memory/2328-27-0x0000000077080000-0x0000000077170000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
2328	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.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

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.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).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1908	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
Token: SeDebugPrivilege	2328	mstwain32.exe
Token: SeDebugPrivilege	2328	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2328	mstwain32.exe
2328	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 2328	1908	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe	30
PID 1908 wrote to memory of 2328	1908	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe	30
PID 1908 wrote to memory of 2328	1908	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe	30
PID 1908 wrote to memory of 2328	1908	d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe	30

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\d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe"
1⤵
- 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:1908
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe"
  2⤵
  - UAC bypass
  - Executes dropped EXE
  - 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:2328

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

System Information Discovery

2

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:\Windows\mstwain32.exe

Filesize
337KB

MD5
d902271006e9d8143304aee49adcf2f1

SHA1
0a338bf99320e2613c91c6cb78fe7ffbf3fe885e

SHA256
1728f7ecd56e74100f21a9d28c878d9fad969f2b141d2d4acafd62e012d69d57

SHA512
f3ed35720e3a88f038b5e557443078cc2d2cc43dad6452deca2dcec35f8a5c710230d2d5a05cbafb32efc8808bba4eba8bd4602cb858ab51f5e5cd64989083c0

Download Submit
memory/1908-0-0x0000000000400000-0x0000000000807000-memory.dmp

Filesize
4.0MB

Download
memory/1908-3-0x0000000002180000-0x0000000002290000-memory.dmp

Filesize
1.1MB

Download
memory/1908-10-0x00000000034D0000-0x00000000038D7000-memory.dmp

Filesize
4.0MB

Download
memory/1908-9-0x0000000000400000-0x0000000000807000-memory.dmp

Filesize
4.0MB

Download
memory/1908-20-0x00000000034D0000-0x00000000038D7000-memory.dmp

Filesize
4.0MB

Download
memory/2328-19-0x0000000077090000-0x0000000077091000-memory.dmp

Filesize
4KB

Download
memory/2328-17-0x0000000002FD0000-0x0000000002FDE000-memory.dmp

Filesize
56KB

Download
memory/2328-16-0x0000000002820000-0x0000000002821000-memory.dmp

Filesize
4KB

Download
memory/2328-12-0x0000000002270000-0x0000000002380000-memory.dmp

Filesize
1.1MB

Download
memory/2328-21-0x0000000077080000-0x0000000077170000-memory.dmp

Filesize
960KB

Download
memory/2328-22-0x0000000000400000-0x0000000000807000-memory.dmp

Filesize
4.0MB

Download
memory/2328-23-0x0000000002270000-0x0000000002380000-memory.dmp

Filesize
1.1MB

Download
memory/2328-25-0x0000000002830000-0x0000000002838000-memory.dmp

Filesize
32KB

Download
memory/2328-26-0x0000000002FD0000-0x0000000002FDE000-memory.dmp

Filesize
56KB

Download
memory/2328-27-0x0000000077080000-0x0000000077170000-memory.dmp

Filesize
960KB

Download
memory/2328-28-0x0000000077080000-0x0000000077170000-memory.dmp

Filesize
960KB

Download
memory/2328-32-0x0000000077080000-0x0000000077170000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads