modiloader | 0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2024 13:00

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General

Target

0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe
Size

90KB
MD5

086213c69552b0b8e1ac36d6e012936b
SHA1

4bc61dba86c2d9c9d970c95c047c392fe130cc25
SHA256

0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710
SHA512

87ff6418ae6cab0206d3e02db96f77e8f6c221630dc40be9e55c856994e9206952443cac064ad752956095b0089b9beb4aa9a66b24970d53086c0d8918adc6a7
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDD:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3t

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/1596-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1596-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1596-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1596-63-0x0000000000400000-0x0000000000414000-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe

Executes dropped EXE 3 IoCs

pid	Process
5092	csrsll.exe
4892	csrsll.exe
1596	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-1-5-21-1045960512-3948844814-3059691613-1000\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 4684 set thread context of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 5092 set thread context of 4892	5092	csrsll.exe	103
PID 5092 set thread context of 1596	5092	csrsll.exe	104

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4684-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4684-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2976-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2976-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4684-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2976-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023c93-29.dat	upx
behavioral2/memory/2976-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5092-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5092-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1596-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1596-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1596-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1596-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1596-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5092-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2976-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4892-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1596-63-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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

System Information Discovery
T1082

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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.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	csrsll.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe
Token: SeDebugPrivilege	4892	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe
2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe
5092	csrsll.exe
4892	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 4684 wrote to memory of 2976	4684	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	85
PID 2976 wrote to memory of 840	2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	91
PID 2976 wrote to memory of 840	2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	91
PID 2976 wrote to memory of 840	2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	91
PID 840 wrote to memory of 1940	840	cmd.exe	95
PID 840 wrote to memory of 1940	840	cmd.exe	95
PID 840 wrote to memory of 1940	840	cmd.exe	95
PID 2976 wrote to memory of 5092	2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	96
PID 2976 wrote to memory of 5092	2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	96
PID 2976 wrote to memory of 5092	2976	0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe	96
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 4892	5092	csrsll.exe	103
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104
PID 5092 wrote to memory of 1596	5092	csrsll.exe	104

C:\Users\Admin\AppData\Local\Temp\0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe
"C:\Users\Admin\AppData\Local\Temp\0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Users\Admin\AppData\Local\Temp\0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe
  "C:\Users\Admin\AppData\Local\Temp\0d1f8fae67a402eb18d6afb2e92b6442e1234cce609c9866f5954b94a9b68710.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MADOP.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:840
  - - 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:1940
- - 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:5092
  - - 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:4892
  - - 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:1596

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\MADOP.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
f7edf61545861ba94dc9a4058e5c5b8e

SHA1
00dffd730775529e4a600aa072c5fb6a976567d8

SHA256
37bf74d3567c4b251054626517f72a9e993fc5027526b0685d2f3c8c8beefb49

SHA512
78a0d4ca1fd0a3fbd2fa97210272ef42598af7fbb0b40230ccf9bc39f05cbd2a8a4760fdbd04e0a7d57ba95de153d037669ae93c5a2915d934dcca17be4002d8

Download Submit
memory/1596-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1596-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1596-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1596-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1596-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1596-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2976-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2976-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2976-59-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/2976-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2976-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2976-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4684-4-0x0000000002A60000-0x0000000002A62000-memory.dmp

Filesize
8KB

Download
memory/4684-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4684-6-0x0000000002A80000-0x0000000002A82000-memory.dmp

Filesize
8KB

Download
memory/4684-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4684-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4684-3-0x0000000002A50000-0x0000000002A52000-memory.dmp

Filesize
8KB

Download
memory/4892-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5092-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5092-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5092-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads