modiloader | b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac

Analysis

max time kernel
119s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 23:37

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General

Target

b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe
Size

112KB
MD5

66446421a6cd50c54422253eaf17a2fa
SHA1

149071ad366fc109d0199eaf3a8bd4311c6b8fdb
SHA256

b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac
SHA512

435e9b0513dc05f08a22b3cd9874d85030af1b2c7c9e8bef2dc1e1d8e1cfe0d5589ece781863168f83138cd9a510bc7f8e76a8c1fa0a71650a68f37075ddb2df
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ7:tVIr7zI+fAceoGxSKKo57

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/2228-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2228-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2228-59-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2228-63-0x0000000000400000-0x0000000000414000-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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe

Executes dropped EXE 3 IoCs

pid	Process
2292	WAMain.exe
5020	WAMain.exe
2228	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-1-5-21-3227495264-2217614367-4027411560-1000\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 5048 set thread context of 3472	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	82
PID 5048 set thread context of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 2292 set thread context of 2200	2292	WAMain.exe	92
PID 2292 set thread context of 5020	2292	WAMain.exe	93
PID 2292 set thread context of 2228	2292	WAMain.exe	95

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3476-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3476-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3476-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3476-42-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2228-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2228-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2228-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2228-59-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2228-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3476-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5020-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2228-63-0x0000000000400000-0x0000000000414000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
4544	3472	WerFault.exe	82
1120	2200	WerFault.exe	92
3168	2200	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 7 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	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe
Token: SeDebugPrivilege	5020	WAMain.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe
3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe
2292	WAMain.exe
5020	WAMain.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 3472	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	82
PID 5048 wrote to memory of 3472	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	82
PID 5048 wrote to memory of 3472	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	82
PID 5048 wrote to memory of 3472	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	82
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 5048 wrote to memory of 3476	5048	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	83
PID 3476 wrote to memory of 5064	3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	87
PID 3476 wrote to memory of 5064	3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	87
PID 3476 wrote to memory of 5064	3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	87
PID 5064 wrote to memory of 32	5064	cmd.exe	90
PID 5064 wrote to memory of 32	5064	cmd.exe	90
PID 5064 wrote to memory of 32	5064	cmd.exe	90
PID 3476 wrote to memory of 2292	3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	91
PID 3476 wrote to memory of 2292	3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	91
PID 3476 wrote to memory of 2292	3476	b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe	91
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 2200	2292	WAMain.exe	92
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 5020	2292	WAMain.exe	93
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95
PID 2292 wrote to memory of 2228	2292	WAMain.exe	95

C:\Users\Admin\AppData\Local\Temp\b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe
"C:\Users\Admin\AppData\Local\Temp\b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  PID:3472
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3472 -s 84
    3⤵
    - Program crash
    PID:4544
- C:\Users\Admin\AppData\Local\Temp\b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe
  "C:\Users\Admin\AppData\Local\Temp\b53fdfc46372f6032f68fee633fdb750a88982b2ee53f217de4b407e046a8dac.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3476
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AIASJ.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5064
  - - 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:32
- - 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:2292
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      PID:2200
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 12
        5⤵
        Program crash
        
        PID:1120
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 20
        5⤵
        Program crash
        
        PID:3168
  - - 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:5020
  - - 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:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3472 -ip 3472
1⤵
PID:3860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2200 -ip 2200
1⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2200 -ip 2200
1⤵
PID:2956

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

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Downloads

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

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
ea26b06e7f60118800e8604a5772dbcf

SHA1
62b516ca56f5b08dc7d3d919797a2a99bb6a1ae1

SHA256
f2d84076ff380908c7ecfd54185306fbdaa9b46233f8289fd8d47ba69748f346

SHA512
5c098d0016013214cef0c9b5d0b98ec747006f834c064a2d74a112e8a63618b517a41988ae680c70b2217e3779714b92bc53dde252343acda8b27c08ca9a1bd6

Download Submit
memory/2200-44-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2228-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2228-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2228-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2228-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2228-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2228-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2292-40-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2292-58-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2292-39-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2292-41-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2292-43-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3476-42-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3476-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3476-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3476-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3476-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5020-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5048-8-0x0000000002B00000-0x0000000002B02000-memory.dmp

Filesize
8KB

Download
memory/5048-5-0x0000000002A50000-0x0000000002A52000-memory.dmp

Filesize
8KB

Download
memory/5048-4-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/5048-6-0x0000000002A90000-0x0000000002A92000-memory.dmp

Filesize
8KB

Download
memory/5048-3-0x00000000022C0000-0x00000000022C2000-memory.dmp

Filesize
8KB

Download
memory/5048-2-0x00000000022B0000-0x00000000022B2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads