modiloader | 1b74736064474b865c654d4f89b2a14818a41a2af6f2ba28527066de10776639

General

Target

e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
Size

731KB
MD5

e4eac4c437c74bd1ae0f32a961732422
SHA1

e938d42d5b08bc56d89db0ec5adce144160a583c
SHA256

1b74736064474b865c654d4f89b2a14818a41a2af6f2ba28527066de10776639
SHA512

6e5d218df95143720437bc7f616066d4a2403f91d903b4cd8eed73a1c7912b6be333719e6d512db074de791b5e0dccab6e7b3aedb721c1b63022ec685f736ed0
SSDEEP

12288:Hmmo7YNQzGnBaWnBsPDqWOFqetuiaSwXb0lvIfU+5wOAjlXIYuqjo:GvwQyBaWnBCqyaaNCM2OAjpIj

Score

10^/10

modiloader discovery evasion trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 5 IoCs

resource	yara_rule
behavioral1/memory/616-11-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/616-10-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/616-12-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/616-17-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/616-23-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
1632	mstwain32.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/616-4-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-6-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-8-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-11-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-10-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-12-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-17-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/616-23-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.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 3 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	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	616	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
1632	mstwain32.exe
1632	mstwain32.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 2384 wrote to memory of 616	2384	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	30
PID 616 wrote to memory of 1632	616	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	32
PID 616 wrote to memory of 1632	616	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	32
PID 616 wrote to memory of 1632	616	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	32
PID 616 wrote to memory of 1632	616	e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\e4eac4c437c74bd1ae0f32a961732422_JaffaCakes118.exe
  2⤵
  - 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:616
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:1632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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
731KB

MD5
e4eac4c437c74bd1ae0f32a961732422

SHA1
e938d42d5b08bc56d89db0ec5adce144160a583c

SHA256
1b74736064474b865c654d4f89b2a14818a41a2af6f2ba28527066de10776639

SHA512
6e5d218df95143720437bc7f616066d4a2403f91d903b4cd8eed73a1c7912b6be333719e6d512db074de791b5e0dccab6e7b3aedb721c1b63022ec685f736ed0

Download Submit
\??\c:\users\admin\appdata\local\temp\8A3B1BA7

Filesize
14B

MD5
0df28ad6a7047f40f84a96be98978b25

SHA1
cad0f2c06c5547cf7e8b3540425456ca21228fd0

SHA256
0243d5f9d1fca049b837c70c07ae458e165e8d4b5e67d1e98438c9e76f965ba0

SHA512
bdebcc71714a5ba56a42a06fb8652760d285d994ef8c4bdcc0452aec39aba09febe9d6637ae6743db9fa924f873d5be0120d3e2c3863e1fa3d296a6ad9ca3a59

Download Submit
memory/616-15-0x00000000004B0000-0x00000000004C0000-memory.dmp

Filesize
64KB

Download
memory/616-21-0x0000000000760000-0x00000000008E1000-memory.dmp

Filesize
1.5MB

Download
memory/616-11-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-10-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-33-0x00000000033F0000-0x0000000003799000-memory.dmp

Filesize
3.7MB

Download
memory/616-12-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-4-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-17-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-23-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-6-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-8-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/616-24-0x00000000033F0000-0x0000000003799000-memory.dmp

Filesize
3.7MB

Download
memory/1632-26-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1632-32-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/2384-0-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/2384-9-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download

Analysis

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