modiloader | fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860

Analysis

max time kernel
8s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-11-2024 14:42

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General

Target

fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
Size

112KB
MD5

d67fdf5c0a9e3684da0d924b20174f20
SHA1

fcf6893531168bdd1c47df2e7b99abf4f19fefa9
SHA256

fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860
SHA512

8ea92d20940f9a9698cb11b618b38088999dc9f6a34aeaaf8426599209e2ed93386ca4c6745bd34995427cdac4636ddc0831cf71340df92e4610646db08795a2
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5

Score

10^/10

modiloader discovery persistence 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
behavioral2/memory/888-68-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/888-67-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/888-69-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/888-80-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe

Executes dropped EXE 3 IoCs

pid	Process
3308	WAMain.exe
1816	WAMain.exe
888	WAMain.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows WA = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\WAMain.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 3012 set thread context of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 set thread context of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3308 set thread context of 2336	3308	WAMain.exe	93
PID 3308 set thread context of 1816	3308	WAMain.exe	94
PID 3308 set thread context of 888	3308	WAMain.exe	95

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1988-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1988-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1988-17-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1988-49-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/888-68-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/888-67-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/888-66-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/888-69-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/888-64-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1988-75-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1816-76-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/888-80-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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 9 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	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe
4016	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1816	WAMain.exe
Token: SeDebugPrivilege	1816	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
4016	svchost.exe
1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
3308	WAMain.exe
2336	svchost.exe
1816	WAMain.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 4016	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	86
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 3012 wrote to memory of 1988	3012	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	87
PID 1988 wrote to memory of 4964	1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	88
PID 1988 wrote to memory of 4964	1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	88
PID 1988 wrote to memory of 4964	1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	88
PID 4964 wrote to memory of 2100	4964	cmd.exe	91
PID 4964 wrote to memory of 2100	4964	cmd.exe	91
PID 4964 wrote to memory of 2100	4964	cmd.exe	91
PID 1988 wrote to memory of 3308	1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	92
PID 1988 wrote to memory of 3308	1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	92
PID 1988 wrote to memory of 3308	1988	fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe	92
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 2336	3308	WAMain.exe	93
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 1816	3308	WAMain.exe	94
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95
PID 3308 wrote to memory of 888	3308	WAMain.exe	95

C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
"C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4016
- C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe
  "C:\Users\Admin\AppData\Local\Temp\fc972a4c37a39e239bb23476c42e21bc1ec9f621a5bf2ec463e6b976854b4860N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HYVWI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4964
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2100
- - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3308
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2336
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1816
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:888

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

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HYVWI.txt

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

Filesize
112KB

MD5
52c2281b7cc9beca8443eb859485837b

SHA1
49612dd7b0ee74c755158876265a015d537d2c74

SHA256
c7505182c3a8fa99cb0c032cf6b24eb3d1ae982795c32815f1d7ccace06cc823

SHA512
105582d45c668ee3b57de1f3bc091a93e88b757cec2e0fcb02081b69648b78842e9f8eae7c2ed8b745b3d91e47f6a5be738bae35d5c736e408573df902c4956c

Download Submit
memory/888-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/888-66-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/888-80-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/888-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/888-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/888-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1816-76-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1988-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1988-17-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1988-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1988-49-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1988-75-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-77-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2336-63-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2336-52-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2336-55-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3012-19-0x0000000002AE0000-0x0000000002AE2000-memory.dmp

Filesize
8KB

Download
memory/3012-3-0x0000000002AF0000-0x0000000002AF2000-memory.dmp

Filesize
8KB

Download
memory/3012-2-0x0000000002AE0000-0x0000000002AE2000-memory.dmp

Filesize
8KB

Download
memory/3012-4-0x0000000002B20000-0x0000000002B22000-memory.dmp

Filesize
8KB

Download
memory/3012-5-0x0000000002B50000-0x0000000002B52000-memory.dmp

Filesize
8KB

Download
memory/3012-6-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download
memory/3012-8-0x0000000002BF0000-0x0000000002BF2000-memory.dmp

Filesize
8KB

Download
memory/3308-51-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3308-72-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3308-46-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3308-47-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3308-48-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4016-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4016-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4016-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4016-50-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download