modiloader | d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838

Analysis

max time kernel
4s
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
26-12-2024 13:43

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General

Target

d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe
Size

112KB
MD5

55277f922176e386b093e3f15b3b7285
SHA1

371503bd4e465d1df53c1e6a7ee330768c76fbe9
SHA256

d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838
SHA512

a9990fdaa0f7f3c42c139815009f61ac15722f698b7c3945cbd2a3bf1e010f627cb9af6cb94ef78f967dae76cb51e46aa3904ab4874a2a6aaacb6a89ad09c8b5
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ9:tVIr7zI+fAceoGxSKKo59

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/4520-65-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4520-67-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4520-66-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4520-78-0x0000000000400000-0x0000000000414000-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	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe

Executes dropped EXE 1 IoCs

pid	Process
2016	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 2 IoCs

description	pid	Process	procid_target
PID 1588 set thread context of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 set thread context of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4908-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4908-18-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4908-20-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4908-49-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4520-65-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4520-64-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4520-62-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4520-67-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4520-66-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4908-73-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3608-75-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4520-78-0x0000000000400000-0x0000000000414000-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 6 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	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.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	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe
2676	svchost.exe
4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe
2016	WAMain.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 2676	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	83
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 1588 wrote to memory of 4908	1588	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	84
PID 4908 wrote to memory of 4980	4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	85
PID 4908 wrote to memory of 4980	4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	85
PID 4908 wrote to memory of 4980	4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	85
PID 4980 wrote to memory of 4540	4980	cmd.exe	88
PID 4980 wrote to memory of 4540	4980	cmd.exe	88
PID 4980 wrote to memory of 4540	4980	cmd.exe	88
PID 4908 wrote to memory of 2016	4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	89
PID 4908 wrote to memory of 2016	4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	89
PID 4908 wrote to memory of 2016	4908	d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe	89

C:\Users\Admin\AppData\Local\Temp\d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe
"C:\Users\Admin\AppData\Local\Temp\d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1588
- 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:2676
- C:\Users\Admin\AppData\Local\Temp\d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe
  "C:\Users\Admin\AppData\Local\Temp\d58b4e6296426242d581f712c12dcf95e5b5ec303d1727b72ed3298941fe0838.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MDXBY.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4980
  - - 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:4540
- - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2016
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      PID:696
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      PID:3608
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      PID:4520

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\MDXBY.txt

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
db6b736d099dbf0c7599b6a5ce5f775a

SHA1
edae889af160b0d52c227131c5b33f800694f544

SHA256
d1dffa8f5b88d15ed1cb64aa835965a61cc76dbe4d5af1dec74d0a9b1d3c4283

SHA512
4c36c888693bcec0faa30956309a1fba370fb0c9357137268992448fd12ba8bc981b1315fc34815ab4232e2123380399b734a91b6d9c3b6c8f7520f756c6bae8

Download Submit
memory/696-74-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/696-52-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/696-54-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1588-6-0x0000000002CC0000-0x0000000002CC2000-memory.dmp

Filesize
8KB

Download
memory/1588-8-0x0000000002D30000-0x0000000002D32000-memory.dmp

Filesize
8KB

Download
memory/1588-3-0x0000000002C40000-0x0000000002C42000-memory.dmp

Filesize
8KB

Download
memory/1588-14-0x0000000002C30000-0x0000000002C32000-memory.dmp

Filesize
8KB

Download
memory/1588-5-0x0000000002C90000-0x0000000002C92000-memory.dmp

Filesize
8KB

Download
memory/1588-4-0x0000000002C60000-0x0000000002C62000-memory.dmp

Filesize
8KB

Download
memory/1588-2-0x0000000002C30000-0x0000000002C32000-memory.dmp

Filesize
8KB

Download
memory/2016-70-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2016-51-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2016-48-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2016-46-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2016-47-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2676-11-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-50-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-16-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3608-75-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4520-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4520-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4520-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4520-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4520-66-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4520-78-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4908-18-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4908-49-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4908-73-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4908-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4908-20-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download