modiloader | a4d5e1d403bdf2adfad3cb43390e251b7f53312ba906e781e0342159a118996c

General

Target

eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
Size

290KB
MD5

eda69f8e4d9f1fcfa01bc7e0eafd469b
SHA1

6f2a229981afc4da99d6b0eabeaafc8830958c14
SHA256

a4d5e1d403bdf2adfad3cb43390e251b7f53312ba906e781e0342159a118996c
SHA512

48d70e1931fc75605bbccf04d03de6992bdc09bcfbf901d37de663365107c98cabf67de98165413886ad7702bd957af6102ca824c6d2e36c5dfe6d8a01f5cce7
SSDEEP

6144:StJpIacSY3o6pPJ9PRwqna/e6TPVyo6g8h3pRRtQo4rTNx0N0:w6Hd3o6FTRvnaGGPIJP3pRRtQRHNxZ

Score

10^/10

modiloader discovery 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 3 IoCs

resource	yara_rule
behavioral1/memory/2180-35-0x0000000000400000-0x00000000004C1000-memory.dmp	modiloader_stage2
behavioral1/memory/2632-37-0x0000000000400000-0x00000000004C1000-memory.dmp	modiloader_stage2
behavioral1/memory/2180-50-0x0000000000400000-0x00000000004C1000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2492	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2632	rejoice81.exe

Loads dropped DLL 5 IoCs

pid	Process
2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
2668	WerFault.exe
2668	WerFault.exe
2668	WerFault.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2180-0-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral1/files/0x0001000000000027-10.dat	upx
behavioral1/memory/2632-21-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral1/memory/2788-30-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral1/memory/2180-35-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral1/memory/2632-37-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral1/memory/2180-50-0x0000000000400000-0x00000000004C1000-memory.dmp	upx

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\R:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\S:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\V:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\B:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\L:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\N:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\Q:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\T:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\U:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\W:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\X:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\A:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\I:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\P:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\M:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\Y:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\Z:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\H:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\J:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\K:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\E:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened (read-only)	\??\G:	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe

Drops autorun.inf file 1 TTPs 4 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File created	C:\AutoRun.inf	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened for modification	C:\AutoRun.inf	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File created	F:\AutoRun.inf	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File opened for modification	F:\AutoRun.inf	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_rejoice81.exe	rejoice81.exe
File opened for modification	C:\Windows\SysWOW64\_rejoice81.exe	rejoice81.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2632 set thread context of 2788	2632	rejoice81.exe	30

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice81.exe	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\ReDelBat.bat	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice81.exe	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	2632	WerFault.exe	29

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	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rejoice81.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2632	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	29
PID 2180 wrote to memory of 2632	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	29
PID 2180 wrote to memory of 2632	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	29
PID 2180 wrote to memory of 2632	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	29
PID 2632 wrote to memory of 2788	2632	rejoice81.exe	30
PID 2632 wrote to memory of 2788	2632	rejoice81.exe	30
PID 2632 wrote to memory of 2788	2632	rejoice81.exe	30
PID 2632 wrote to memory of 2788	2632	rejoice81.exe	30
PID 2632 wrote to memory of 2788	2632	rejoice81.exe	30
PID 2632 wrote to memory of 2788	2632	rejoice81.exe	30
PID 2632 wrote to memory of 2668	2632	rejoice81.exe	31
PID 2632 wrote to memory of 2668	2632	rejoice81.exe	31
PID 2632 wrote to memory of 2668	2632	rejoice81.exe	31
PID 2632 wrote to memory of 2668	2632	rejoice81.exe	31
PID 2180 wrote to memory of 2492	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	32
PID 2180 wrote to memory of 2492	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	32
PID 2180 wrote to memory of 2492	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	32
PID 2180 wrote to memory of 2492	2180	eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice81.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice81.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:2788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 300
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2668
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\ReDelBat.bat""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files\Common Files\Microsoft Shared\MSInfo\ReDelBat.bat

Filesize
212B

MD5
b01f86e0098ce5cb190c1ad55acdf0a9

SHA1
7f9638e8457a41b7ffac3234611dbf5434e9fe96

SHA256
47f22b9849575eba4420cba81203b2b612d46cf7c585e380405ae28bd245bdb9

SHA512
1d88a9e825689b8712673b62556017974018b6d3ffad67926a2abd2e0d13643cf2e4b36da143b114ae75f9692e38045ccd43704cc3077d67f45c1d1c7b7398c5

Download Submit
F:\rejoice81.exe

Filesize
290KB

MD5
eda69f8e4d9f1fcfa01bc7e0eafd469b

SHA1
6f2a229981afc4da99d6b0eabeaafc8830958c14

SHA256
a4d5e1d403bdf2adfad3cb43390e251b7f53312ba906e781e0342159a118996c

SHA512
48d70e1931fc75605bbccf04d03de6992bdc09bcfbf901d37de663365107c98cabf67de98165413886ad7702bd957af6102ca824c6d2e36c5dfe6d8a01f5cce7

Download Submit
memory/2180-35-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2180-18-0x0000000002C20000-0x0000000002CE1000-memory.dmp

Filesize
772KB

Download
memory/2180-19-0x0000000002C20000-0x0000000002CE1000-memory.dmp

Filesize
772KB

Download
memory/2180-0-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2180-1-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2180-50-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2632-21-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2632-22-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2632-37-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2632-39-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2788-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-30-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads