modiloader | aeaa0a82b77e6f9be47dfae6b87b4e6c7113fcdc9c433bb5e9ebec9613318d8d

General

Target

JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
Size

294KB
MD5

02834ca1ee7a3899bef818f98236ad08
SHA1

93e8504fe754afba08e0d6124456f4e5cab6d12e
SHA256

aeaa0a82b77e6f9be47dfae6b87b4e6c7113fcdc9c433bb5e9ebec9613318d8d
SHA512

706f297ef89824c3e4012b117cb6e81bcba3daeb16beca6639b34e4a226c20ecdcb4482ed5a25f2dc1bd500c75f9adf8af65423f57c86b6d119bdf34581b3964
SSDEEP

6144:l4hJQM/KsXoMDGWmV9Jw9DY7yQue0VkIcYRHoO3iQjv4YGKSKud5Bx6MmdL0:lQJQIldSNqlYCequOICQ65+QM3

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 family
modiloader

ModiLoader Second Stage 4 IoCs

resource	yara_rule
behavioral1/memory/2984-33-0x0000000000400000-0x00000000004C3000-memory.dmp	modiloader_stage2
behavioral1/memory/2984-41-0x0000000000400000-0x00000000004C3000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-43-0x0000000000400000-0x00000000004C3000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-46-0x0000000000400000-0x00000000004C3000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2912	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2080	Server101.exe

Loads dropped DLL 5 IoCs

pid	Process
2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
2744	WerFault.exe
2744	WerFault.exe
2744	WerFault.exe

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)	\??\V:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\G:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\I:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\M:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\N:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\P:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\Q:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\T:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\W:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\Y:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\A:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\E:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\K:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\L:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\R:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\Z:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\B:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\O:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\S:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\X:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\H:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\J:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened (read-only)	\??\U:	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.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	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened for modification	C:\AutoRun.inf	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File created	F:\AutoRun.inf	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened for modification	F:\AutoRun.inf	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_Server101.exe	Server101.exe
File opened for modification	C:\Windows\SysWOW64\_Server101.exe	Server101.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2080 set thread context of 580	2080	Server101.exe	31

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2984-0-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/files/0x0001000000000027-10.dat	upx
behavioral1/memory/580-28-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/memory/2984-33-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/memory/2984-41-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/memory/2080-43-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/memory/2080-46-0x0000000000400000-0x00000000004C3000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Server101.exe	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File opened for modification	C:\Program Files\Server101.exe	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
File created	C:\Program Files\DelSvel.bat	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	2080	WerFault.exe	30

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	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Server101.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2080	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	30
PID 2984 wrote to memory of 2080	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	30
PID 2984 wrote to memory of 2080	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	30
PID 2984 wrote to memory of 2080	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	30
PID 2080 wrote to memory of 580	2080	Server101.exe	31
PID 2080 wrote to memory of 580	2080	Server101.exe	31
PID 2080 wrote to memory of 580	2080	Server101.exe	31
PID 2080 wrote to memory of 580	2080	Server101.exe	31
PID 2080 wrote to memory of 580	2080	Server101.exe	31
PID 2080 wrote to memory of 580	2080	Server101.exe	31
PID 2080 wrote to memory of 2744	2080	Server101.exe	32
PID 2080 wrote to memory of 2744	2080	Server101.exe	32
PID 2080 wrote to memory of 2744	2080	Server101.exe	32
PID 2080 wrote to memory of 2744	2080	Server101.exe	32
PID 2984 wrote to memory of 2912	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	34
PID 2984 wrote to memory of 2912	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	34
PID 2984 wrote to memory of 2912	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	34
PID 2984 wrote to memory of 2912	2984	JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02834ca1ee7a3899bef818f98236ad08.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:2984
- C:\Program Files\Server101.exe
  "C:\Program Files\Server101.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:2080
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:580
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 280
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2744
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Program Files\DelSvel.bat""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2912

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

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Downloads

C:\Program Files\DelSvel.bat

Filesize
212B

MD5
86cf03b8df3f0b4bef728b1eab3e78fe

SHA1
7206a4024d5f481a0240bb41723ed1d483a70a72

SHA256
240e76e3af1ea35be25e6e87be309106d024abb26772aad6d76c0a1c2d9e5105

SHA512
a04c2d30caa6b5e0d5e7b2a1489531a333dd4b0510332fd1b06188c779cd417250de3249492875b34ef3408fb31e7002c48a28595601deff8f0595e28cfed312

Download Submit
F:\Server101.exe

Filesize
294KB

MD5
02834ca1ee7a3899bef818f98236ad08

SHA1
93e8504fe754afba08e0d6124456f4e5cab6d12e

SHA256
aeaa0a82b77e6f9be47dfae6b87b4e6c7113fcdc9c433bb5e9ebec9613318d8d

SHA512
706f297ef89824c3e4012b117cb6e81bcba3daeb16beca6639b34e4a226c20ecdcb4482ed5a25f2dc1bd500c75f9adf8af65423f57c86b6d119bdf34581b3964

Download Submit
memory/580-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/580-28-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2080-46-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2080-45-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2080-20-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2080-43-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2984-18-0x0000000002E70000-0x0000000002F33000-memory.dmp

Filesize
780KB

Download
memory/2984-41-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2984-33-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2984-0-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2984-1-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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