modiloader | 499074fbac5a05f63603e572cf4ad3db7f9935607c03e49cb3649a7dbe1b9974

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 06:43

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General

Target

f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
Size

846KB
MD5

f56bc2805b3718860fcb83824340a454
SHA1

22dd89a2bb6c712a1fab8df6ccef6a7b0e83792a
SHA256

499074fbac5a05f63603e572cf4ad3db7f9935607c03e49cb3649a7dbe1b9974
SHA512

59b9b2ff5d69b40665d3269dca642dc029e0b2fefde43a27e1a7aa2b3906cb61ebbc50a020b4ba0c76e67adb8e18bc56236a3c5f7a3f1861a0dcd4a82082675b
SSDEEP

12288:/uM8rDkP6zYf6AkQ/TkIs8KCDdd5OCvuEpwuHOYNcmi0vEBhJJesgkl+5eu0:/0rAfF5kVsvOMJwINcMvcri0

Score

10^/10

modiloader discovery evasion persistence themida 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 4 IoCs

resource	yara_rule
behavioral1/memory/2716-14-0x0000000000401000-0x000000000043F000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-16-0x0000000000400000-0x0000000000526000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-18-0x0000000000401000-0x000000000043F000-memory.dmp	modiloader_stage2
behavioral1/memory/2592-28-0x0000000000400000-0x0000000000526000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2716	explorer.exe
2592	explorer.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	explorer.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	explorer.exe

Loads dropped DLL 8 IoCs

pid	Process
2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
2716	explorer.exe
2716	explorer.exe
2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
2592	explorer.exe
2592	explorer.exe

Themida packer 6 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/files/0x0009000000016d15-2.dat	themida
behavioral1/memory/2716-11-0x0000000000400000-0x0000000000526000-memory.dmp	themida
behavioral1/memory/2280-8-0x00000000030E0000-0x0000000003206000-memory.dmp	themida
behavioral1/memory/2716-16-0x0000000000400000-0x0000000000526000-memory.dmp	themida
behavioral1/memory/2592-24-0x0000000000400000-0x0000000000526000-memory.dmp	themida
behavioral1/memory/2592-28-0x0000000000400000-0x0000000000526000-memory.dmp	themida

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2716	explorer.exe
2592	explorer.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\explorer.exe	explorer.exe
File opened for modification	C:\Windows\explorer.exe	explorer.exe
File created	C:\Windows\explorer.exe	explorer.exe
File opened for modification	C:\Windows\explorer.exe	explorer.exe

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	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2716	explorer.exe
2716	explorer.exe
2592	explorer.exe
2592	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	explorer.exe
Token: SeDebugPrivilege	2592	explorer.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2716	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2716 wrote to memory of 2732	2716	explorer.exe	31
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2592	2280	f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe	32
PID 2592 wrote to memory of 1564	2592	explorer.exe	34
PID 2592 wrote to memory of 1564	2592	explorer.exe	34
PID 2592 wrote to memory of 1564	2592	explorer.exe	34
PID 2592 wrote to memory of 1564	2592	explorer.exe	34
PID 2592 wrote to memory of 1564	2592	explorer.exe	34
PID 2592 wrote to memory of 1564	2592	explorer.exe	34
PID 2592 wrote to memory of 1564	2592	explorer.exe	34

C:\Users\Admin\AppData\Local\Temp\f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f56bc2805b3718860fcb83824340a454_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\explorer.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\explorer.exe
  2⤵
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    PID:2732
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\explorer.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\explorer.exe
  2⤵
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2592
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    PID:1564

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\explorer.exe

Filesize
1.1MB

MD5
145ba7ae62a15950c46f3cd99e27c4d1

SHA1
ee40cea2e907bfb6ecc979bdd62654f8dfc35a78

SHA256
1e2b9161b607fe17b8cd9c64fbcae70c25ae174f63f0419b04a26dbbd0a2b6a8

SHA512
586bea13a143fe33f83dbaa6573f6376e1c62e8d68dbad9615a30293a365381f1a34ecab109a484a9d46715d966a2aa8c61397afa51fe51084f8e892dd9e8aff

Download Submit
memory/2280-9-0x00000000030E0000-0x0000000003206000-memory.dmp

Filesize
1.1MB

Download
memory/2280-8-0x00000000030E0000-0x0000000003206000-memory.dmp

Filesize
1.1MB

Download
memory/2280-23-0x00000000030E0000-0x0000000003206000-memory.dmp

Filesize
1.1MB

Download
memory/2592-24-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/2592-25-0x0000000000530000-0x0000000000656000-memory.dmp

Filesize
1.1MB

Download
memory/2592-28-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/2716-11-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/2716-14-0x0000000000401000-0x000000000043F000-memory.dmp

Filesize
248KB

Download
memory/2716-17-0x0000000004C50000-0x0000000004C60000-memory.dmp

Filesize
64KB

Download
memory/2716-16-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/2716-18-0x0000000000401000-0x000000000043F000-memory.dmp

Filesize
248KB

Download