modiloader | 60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26/09/2024, 21:57

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General

Target

60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe
Size

90KB
MD5

61b6392d59c4f3ef974f72a833304711
SHA1

e731dfb726859293acf27bda7269b5315f11a0f5
SHA256

60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159
SHA512

e93c11b435e96a1d3538bb3317b1035c0651255bdfb3a8eae8fd985bf8e1d1ce46a003a71621da2e1278064cb06033795c044f7b141dc83e45589c789871286b
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 Second Stage 4 IoCs

resource	yara_rule
behavioral2/memory/1456-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1456-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1456-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1456-63-0x0000000000400000-0x0000000000414000-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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe

Executes dropped EXE 3 IoCs

pid	Process
2520	csrsll.exe
1728	csrsll.exe
1456	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-1-5-21-4182098368-2521458979-3782681353-1000\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 1952 set thread context of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 2520 set thread context of 1728	2520	csrsll.exe	88
PID 2520 set thread context of 1456	2520	csrsll.exe	89

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1952-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1952-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2916-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2916-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2916-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1952-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023473-29.dat	upx
behavioral2/memory/2520-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2916-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2520-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2520-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1456-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1456-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1456-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1456-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1456-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2520-57-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2916-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1728-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1456-63-0x0000000000400000-0x0000000000414000-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	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.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	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe
Token: SeDebugPrivilege	1728	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe
2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe
2520	csrsll.exe
1728	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 1952 wrote to memory of 2916	1952	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	82
PID 2916 wrote to memory of 3828	2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	83
PID 2916 wrote to memory of 3828	2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	83
PID 2916 wrote to memory of 3828	2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	83
PID 3828 wrote to memory of 1752	3828	cmd.exe	86
PID 3828 wrote to memory of 1752	3828	cmd.exe	86
PID 3828 wrote to memory of 1752	3828	cmd.exe	86
PID 2916 wrote to memory of 2520	2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	87
PID 2916 wrote to memory of 2520	2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	87
PID 2916 wrote to memory of 2520	2916	60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe	87
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1728	2520	csrsll.exe	88
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89
PID 2520 wrote to memory of 1456	2520	csrsll.exe	89

C:\Users\Admin\AppData\Local\Temp\60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe
"C:\Users\Admin\AppData\Local\Temp\60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Users\Admin\AppData\Local\Temp\60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe
  "C:\Users\Admin\AppData\Local\Temp\60d5707c671208680d3d0d1fe22df7d2456bfa3c7c060b94215c3294dad74159.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2916
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KDHWW.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3828
  - - 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:1752
- - 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:2520
  - - 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:1728
  - - 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:1456

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\KDHWW.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
77cc78711fcf56ef5e9d4e91ae13543e

SHA1
745b66979465afb1ef136fdb9067c50b5fbeddf2

SHA256
6c78c762a8bbf31d9b30ed7960916219ffb5e5b04e770b088e7285022d896f1d

SHA512
33207f2132fe48febfb9e883b13e42d8f7c060af00281511ddd563d820b3fbd11000b4266fc0b12845de9057e8330bfe6d1e94e871c7d127987a31a6d430853e

Download Submit
memory/1456-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1456-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1456-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1456-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1456-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1456-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1728-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1952-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1952-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1952-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1952-5-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/1952-6-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download
memory/1952-3-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/2520-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2520-57-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2520-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2520-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2916-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2916-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2916-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2916-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2916-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads