modiloader | 1cfe0334a2cc577a01318c01b53858bd2c2c864b4a70775bcd99a1a8363ef4e6

Analysis

max time kernel
1s
max time network
0s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-09-2024 12:12

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General

Target

e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
Size

719KB
MD5

e4be50efca990b57d5afd956271e6b26
SHA1

cd411c5da60f35851dfa0db44f7513d8d47c593f
SHA256

1cfe0334a2cc577a01318c01b53858bd2c2c864b4a70775bcd99a1a8363ef4e6
SHA512

a63db4837eb13f59d9e413e8cf254e4e13aae6f672b91cb9a7d2fa191246439c58ed40cd8f4fda78f1dfbb7da1bac18fe6464626856112436044946177d094b6
SSDEEP

12288:6XgPVmsO7H+JeYkZQors8sEyMGXxeWlX4EEPSwDfAmgBJbf8AwnBrRm8dZ/X:AoZ3J78GXX4bEmCb+rRvZ/X

Score

10^/10

modiloader bootkit defense_evasion discovery persistence trojan

Malware Config

Signatures

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

ModiLoader Second Stage 2 IoCs

resource	yara_rule
behavioral1/files/0x00070000000173fb-45.dat	modiloader_stage2
behavioral1/memory/2788-63-0x0000000000400000-0x0000000000427000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2564	cmd.exe

Executes dropped EXE 5 IoCs

pid	Process
2236	B85EgtCQKi4p6Z9Kt2.exe
2468	cod.exe
1440	cof.exe
2788	cog.exe
484	cog.exe

Loads dropped DLL 13 IoCs

pid	Process
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
2716	rundll32.exe
2716	rundll32.exe
2716	rundll32.exe
2716	rundll32.exe
2788	cog.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rzoyek = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\FWlmsr.dll\",Startup"	rundll32.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\physicaldrive0	cod.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process
PID 2788 set thread context of 0	2788	cog.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	B85EgtCQKi4p6Z9Kt2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cof.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2236	B85EgtCQKi4p6Z9Kt2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2468	cod.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2236	B85EgtCQKi4p6Z9Kt2.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2236	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	31
PID 2308 wrote to memory of 2236	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	31
PID 2308 wrote to memory of 2236	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	31
PID 2308 wrote to memory of 2236	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	31
PID 2308 wrote to memory of 2468	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	32
PID 2308 wrote to memory of 2468	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	32
PID 2308 wrote to memory of 2468	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	32
PID 2308 wrote to memory of 2468	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	32
PID 2308 wrote to memory of 1440	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	33
PID 2308 wrote to memory of 1440	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	33
PID 2308 wrote to memory of 1440	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	33
PID 2308 wrote to memory of 1440	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	33
PID 2308 wrote to memory of 2788	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	34
PID 2308 wrote to memory of 2788	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	34
PID 2308 wrote to memory of 2788	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	34
PID 2308 wrote to memory of 2788	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	34
PID 2308 wrote to memory of 2564	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	35
PID 2308 wrote to memory of 2564	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	35
PID 2308 wrote to memory of 2564	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	35
PID 2308 wrote to memory of 2564	2308	e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe	35
PID 1440 wrote to memory of 2716	1440	cof.exe	37
PID 1440 wrote to memory of 2716	1440	cof.exe	37
PID 1440 wrote to memory of 2716	1440	cof.exe	37
PID 1440 wrote to memory of 2716	1440	cof.exe	37
PID 1440 wrote to memory of 2716	1440	cof.exe	37
PID 1440 wrote to memory of 2716	1440	cof.exe	37
PID 1440 wrote to memory of 2716	1440	cof.exe	37

C:\Users\Admin\AppData\Local\Temp\e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Users\Admin\B85EgtCQKi4p6Z9Kt2.exe
  B85EgtCQKi4p6Z9Kt2.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2236
- C:\Users\Admin\cod.exe
  cod.exe
  2⤵
  - Executes dropped EXE
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of AdjustPrivilegeToken
  PID:2468
- C:\Users\Admin\cof.exe
  cof.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1440
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\FWlmsr.dll",Startup
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2716
- C:\Users\Admin\cog.exe
  cog.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  PID:2788
- - C:\Users\Admin\cog.exe
    cog.exe
    3⤵
    - Executes dropped EXE
    PID:484
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del e4be50efca990b57d5afd956271e6b26_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\cof.exe

Filesize
103KB

MD5
d15f3d9213e5972e1e2c069448d6f228

SHA1
224f67d7bcb15f1921211d68df19a072dc84ccfe

SHA256
9c0e3fcd2615c0a3678e77583970c5d9401ea223db3e517d048453db6427214d

SHA512
3e53dde211235f50f7507839f4f0e8ef6c0456f4f92b40e3a9d57eb64c1ee17774698858213e1cdefb8e87803648ff97001b2a00ad2c2c6b0c896774b1e785e3

Download Submit
C:\Users\Admin\cog.exe

Filesize
145KB

MD5
262a039229f90ba2461f2e810ad74447

SHA1
9dfe5040a3d6ea8262313953c02a1e6ae39c6916

SHA256
e20729c3095a40a637efb304bdf57902cd4948f22406138e0dbdf28f034cedb3

SHA512
d7612cdbc38aea73462aa7851ab3078dfb89a1b4c96414f5d8144c456f694971f08a79bbb1a738ffeb273f99122432b1009cbf4bd483884dd50ca115a64ef641

Download Submit
\Users\Admin\AppData\Local\FWlmsr.dll

Filesize
103KB

MD5
be60099ceffb0aece0bc0c52998e9d65

SHA1
6ff11181390b5eccfb9a832ea5311d58bcc7a3a3

SHA256
e41f195954abff7c7bdc150773ad9f0b4029a883386ac179c1aa9d44f9ab6e4a

SHA512
c4beef5b86370a959b624041cc2db1de2da07a15df17077d728ea74036398fd1e62b6e7e147c53ea944606d751d0934f423b70193ad570a8cba097a823facdc0

Download Submit
\Users\Admin\B85EgtCQKi4p6Z9Kt2.exe

Filesize
152KB

MD5
72e9d71fe7ad21610b846614566d6e2f

SHA1
35071ef247823ff6fa675449c6506caa2f5b145f

SHA256
4dc0b35a38321c71c24289acf43c102e6aa875307f830900d39f25491c83cda9

SHA512
14431710838e2eea0fdb3a7b73743b6d101ec6a4ceebdf0716e2855e845bd2b1722e5178d310a24ce7e5754076a9dc0e62f351c1518c391c6db8533af35203f3

Download Submit
\Users\Admin\cod.exe

Filesize
176KB

MD5
dbadc5fadb7497f5761537c06026ff47

SHA1
c8bd7319e170bd5966a73bae6f34cee4782b4f97

SHA256
b8fdc5c5f8aa378ef3ba8ee5172550a8f7ca295bebe858dab8ec171f1328036e

SHA512
7bced6bbdeb0f770d78f199d16d8ed86e90794141df101d1bb4878c55313af058a5551e0df2da65f6cd3507185cca13c7459aabf97c22faa83518b53321c2b7e

Download Submit
memory/1440-43-0x0000000001F40000-0x0000000001F80000-memory.dmp

Filesize
256KB

Download
memory/1440-40-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/1440-49-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/2308-17-0x0000000000280000-0x00000000002D8000-memory.dmp

Filesize
352KB

Download
memory/2308-23-0x0000000000280000-0x00000000002D8000-memory.dmp

Filesize
352KB

Download
memory/2468-44-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2468-42-0x0000000000405000-0x0000000000408000-memory.dmp

Filesize
12KB

Download
memory/2468-41-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2716-55-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/2788-63-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download