modiloader | c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200f

Analysis

max time kernel
119s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2024 02:01

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General

Target

c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
Size

94KB
MD5

e5ec5953ddde983e114d808916f39290
SHA1

bc45c7a8702f4fe34047dff485bd690c7c58cfd8
SHA256

c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200f
SHA512

462112858894df4df7992614b96d9d4ee981f8a4f8b06f6eb08c353ad239737382e4cf2d3a5936af5647ac9e3ec80d2e5bdf1a2fa032f2f7c5bae49386d42705
SSDEEP

1536:/pdyL9GjGiwA1z0PmVggNJKbFD2BBMx1RiwmPJr3raDk5BRf13KH9m2POE/0:/pdyLALwACPmV3NYaYLiwIt3raA5BRfv

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/3996-50-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3996-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3996-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3996-60-0x0000000000400000-0x0000000000414000-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe

Executes dropped EXE 3 IoCs

pid	Process
3820	csrsll.exe
2996	csrsll.exe
3996	csrsll.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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 408 set thread context of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 3820 set thread context of 2996	3820	csrsll.exe	92
PID 3820 set thread context of 3996	3820	csrsll.exe	93

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/408-0-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/4844-5-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4844-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4844-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/408-11-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/files/0x0009000000023c6f-27.dat	upx
behavioral2/memory/3820-37-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/3820-38-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/4844-47-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3996-48-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3996-42-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3996-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3820-52-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/3996-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3996-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4844-58-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2996-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3996-60-0x0000000000400000-0x0000000000414000-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 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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe
Token: SeDebugPrivilege	2996	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
3820	csrsll.exe
2996	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 408 wrote to memory of 4844	408	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	83
PID 4844 wrote to memory of 2604	4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	84
PID 4844 wrote to memory of 2604	4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	84
PID 4844 wrote to memory of 2604	4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	84
PID 2604 wrote to memory of 1860	2604	cmd.exe	88
PID 2604 wrote to memory of 1860	2604	cmd.exe	88
PID 2604 wrote to memory of 1860	2604	cmd.exe	88
PID 4844 wrote to memory of 3820	4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	89
PID 4844 wrote to memory of 3820	4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	89
PID 4844 wrote to memory of 3820	4844	c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe	89
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 2996	3820	csrsll.exe	92
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93
PID 3820 wrote to memory of 3996	3820	csrsll.exe	93

C:\Users\Admin\AppData\Local\Temp\c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
"C:\Users\Admin\AppData\Local\Temp\c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:408
- C:\Users\Admin\AppData\Local\Temp\c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe
  "C:\Users\Admin\AppData\Local\Temp\c150e5e83b2a7e487ec66d56f48518f491f1f0ac76fbc9fa367c8bed1162200fN.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4844
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DJARI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2604
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1860
- - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3820
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2996
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3996

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\DJARI.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
94KB

MD5
567c653d3cc7053c29e2c11c91ae12e9

SHA1
5a2a8cc1497845c83c5cd3ef163716daaf9340fd

SHA256
b923dd9cf70fc3939b9e215301140e39f6cc2d7dd441dbf400f3be1eaaddf693

SHA512
85ae614d3fe812ae5446e1e8bf84de149676800e093d80288209b3e5ae5e580f99926676de9995ea7c6d661bca97e2690d5ea6d291349d9867aa54a3e389edda

Download Submit
memory/408-3-0x0000000002320000-0x0000000002321000-memory.dmp

Filesize
4KB

Download
memory/408-4-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/408-0-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/408-11-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2996-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3820-52-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3820-38-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3820-37-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3996-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3996-48-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3996-42-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3996-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3996-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3996-60-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4844-47-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-56-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4844-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads