modiloader | 6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045

Analysis

max time kernel
18s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 23:25

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General

Target

6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe
Size

112KB
MD5

05794344d17ea7bd9f29542e6537d9d4
SHA1

cf6bc5ec66b3a64b9faf04c70e0af82fb8bc0b16
SHA256

6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045
SHA512

1443fe26d031ad0fd48512b3f66a1e9e8ed432f510feec1b7b2a03b53ae80f1d7a6a194e19e669ce7439ac8f59636e514ab825c3068963254297edde5cb2d244
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/3484-67-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3484-68-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3484-69-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3484-79-0x0000000000400000-0x0000000000414000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe

Executes dropped EXE 3 IoCs

pid	Process
3476	WAMain.exe
3152	WAMain.exe
3484	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-1-5-21-4089630652-1596403869-279772308-1000\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 2416 set thread context of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 set thread context of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 3476 set thread context of 3752	3476	WAMain.exe	89
PID 3476 set thread context of 3152	3476	WAMain.exe	90
PID 3476 set thread context of 3484	3476	WAMain.exe	91

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1972-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1972-17-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1972-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1972-49-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3484-67-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3484-66-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3484-64-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3484-68-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3484-69-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1972-73-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3152-76-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3484-79-0x0000000000400000-0x0000000000414000-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	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.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	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe
4264	svchost.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe
Token: SeDebugPrivilege	3152	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe
4264	svchost.exe
1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe
3476	WAMain.exe
3752	svchost.exe
3152	WAMain.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 4264	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	82
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 2416 wrote to memory of 1972	2416	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	83
PID 1972 wrote to memory of 1532	1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	84
PID 1972 wrote to memory of 1532	1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	84
PID 1972 wrote to memory of 1532	1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	84
PID 1532 wrote to memory of 4756	1532	cmd.exe	87
PID 1532 wrote to memory of 4756	1532	cmd.exe	87
PID 1532 wrote to memory of 4756	1532	cmd.exe	87
PID 1972 wrote to memory of 3476	1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	88
PID 1972 wrote to memory of 3476	1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	88
PID 1972 wrote to memory of 3476	1972	6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe	88
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3752	3476	WAMain.exe	89
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3152	3476	WAMain.exe	90
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91
PID 3476 wrote to memory of 3484	3476	WAMain.exe	91

C:\Users\Admin\AppData\Local\Temp\6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe
"C:\Users\Admin\AppData\Local\Temp\6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2416
- 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:4264
- C:\Users\Admin\AppData\Local\Temp\6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe
  "C:\Users\Admin\AppData\Local\Temp\6ac1ad35b9b68e3f8f15edb2518f98857951086b0d0d013b9a1331776d3e1045.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FVWTC.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1532
  - - 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:4756
- - 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:3476
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:3752
  - - 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:3152
  - - 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:3484

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\FVWTC.txt

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
c091ae06c4af88e1f010d6ab43ca8735

SHA1
956a8eb7482d56a98dca51f2bf0e3924b1e032dd

SHA256
033494acc0f1d8f4bfe392eb255fd2d78d99cd3373a1e16a78b9e6db4c8b5bf1

SHA512
efef8f51bc3580a9a5ef817eeb1b6c93030a09decb05ed3f61e1d79ededd4b70b6dff8b71ceab05e71ca4f0e703e38e2e884f63049b8f4b639e18ad1154b3a18

Download Submit
memory/1972-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1972-49-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1972-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1972-17-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1972-73-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2416-5-0x0000000002C80000-0x0000000002C82000-memory.dmp

Filesize
8KB

Download
memory/2416-8-0x0000000002D30000-0x0000000002D32000-memory.dmp

Filesize
8KB

Download
memory/2416-2-0x00000000022D0000-0x00000000022D2000-memory.dmp

Filesize
8KB

Download
memory/2416-16-0x00000000022D0000-0x00000000022D2000-memory.dmp

Filesize
8KB

Download
memory/2416-6-0x0000000002CC0000-0x0000000002CC2000-memory.dmp

Filesize
8KB

Download
memory/2416-4-0x0000000002C70000-0x0000000002C72000-memory.dmp

Filesize
8KB

Download
memory/2416-3-0x00000000022E0000-0x00000000022E2000-memory.dmp

Filesize
8KB

Download
memory/3152-76-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3476-46-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3476-47-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3476-48-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3476-72-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3476-51-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3484-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3484-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3484-66-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3484-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3484-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3484-79-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3752-75-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3752-54-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3752-58-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3752-52-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4264-50-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4264-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4264-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4264-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download