modiloader | c0c16b74d5595e972d609ff8bc0bed899423c134ea9d1f9310ceac0e9d5ce423

General

Target

e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
Size

313KB
MD5

e77e1935f9dd037308a52e4e5ead478d
SHA1

819fd3eda198b5fa75c756a5c8601706d2dfdde7
SHA256

c0c16b74d5595e972d609ff8bc0bed899423c134ea9d1f9310ceac0e9d5ce423
SHA512

f320e4f8fcd24f87e94714aa71cd3c758877d05489867152ef2e55ef4891ac51d418f6764abaa6773cfc2c39689960ba3df86e8016dc61b62963ffc4b8478905
SSDEEP

6144:0G377xS2Vp2CeiorXhwTBN53XpcCJJvHtoKoS:Pr7xS2Vp6FwTRbJJvHSKoS

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

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"	test.exe

ModiLoader Second Stage 10 IoCs

resource	yara_rule
behavioral1/memory/2652-0-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2652-4-0x0000000002060000-0x0000000002070000-memory.dmp	modiloader_stage2
behavioral1/files/0x0063000000011c27-7.dat	modiloader_stage2
behavioral1/memory/2652-12-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-13-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2652-10-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2652-9-0x00000000023E0000-0x0000000002430000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-21-0x0000000076DC0000-0x0000000076EB0000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-22-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-23-0x0000000076DC0000-0x0000000076EB0000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
2708	test.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2652-0-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2652-4-0x0000000002060000-0x0000000002070000-memory.dmp	upx
behavioral1/files/0x0063000000011c27-7.dat	upx
behavioral1/memory/2652-12-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2708-13-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2652-10-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2652-9-0x00000000023E0000-0x0000000002430000-memory.dmp	upx
behavioral1/memory/2708-21-0x0000000076DC0000-0x0000000076EB0000-memory.dmp	upx
behavioral1/memory/2708-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\hacker cf = "C:\\Windows\\test.exe"	test.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	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	test.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	test.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\test.exe	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
File opened for modification	C:\Windows\test.exe	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	test.exe
File created	C:\Windows\cmsetac.dll	test.exe

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	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	test.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
Token: SeDebugPrivilege	2708	test.exe
Token: SeDebugPrivilege	2708	test.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2708	test.exe
2708	test.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2708	2652	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2708	2652	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2708	2652	e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2708	2652	e77e1935f9dd037308a52e4e5ead478d_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"	test.exe

C:\Users\Admin\AppData\Local\Temp\e77e1935f9dd037308a52e4e5ead478d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e77e1935f9dd037308a52e4e5ead478d_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:2652
- C:\Windows\test.exe
  "C:\Windows\test.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:2708

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

1

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\test.exe

Filesize
313KB

MD5
e77e1935f9dd037308a52e4e5ead478d

SHA1
819fd3eda198b5fa75c756a5c8601706d2dfdde7

SHA256
c0c16b74d5595e972d609ff8bc0bed899423c134ea9d1f9310ceac0e9d5ce423

SHA512
f320e4f8fcd24f87e94714aa71cd3c758877d05489867152ef2e55ef4891ac51d418f6764abaa6773cfc2c39689960ba3df86e8016dc61b62963ffc4b8478905

Download Submit
memory/2652-9-0x00000000023E0000-0x0000000002430000-memory.dmp

Filesize
320KB

Download
memory/2652-1-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2652-4-0x0000000002060000-0x0000000002070000-memory.dmp

Filesize
64KB

Download
memory/2652-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2652-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2652-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2708-17-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2708-13-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2708-18-0x0000000000700000-0x000000000070E000-memory.dmp

Filesize
56KB

Download
memory/2708-20-0x0000000076DD0000-0x0000000076DD1000-memory.dmp

Filesize
4KB

Download
memory/2708-21-0x0000000076DC0000-0x0000000076EB0000-memory.dmp

Filesize
960KB

Download
memory/2708-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2708-23-0x0000000076DC0000-0x0000000076EB0000-memory.dmp

Filesize
960KB

Download
memory/2708-25-0x0000000000700000-0x000000000070E000-memory.dmp

Filesize
56KB

Download
memory/2708-24-0x00000000002F0000-0x00000000002F8000-memory.dmp

Filesize
32KB

Download
memory/2708-26-0x0000000076DC0000-0x0000000076EB0000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads