modiloader | 12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08

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
19-12-2024 00:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
Size

326KB
MD5

6f91b80159af9f77bf13e8500a01f070
SHA1

be08ff7dd72534dfa7920ba042fa7e56e6d36ade
SHA256

12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08
SHA512

cb93b9715c10e85caa88cea49d955751c9b1bf8c53af139087676ee45626a228fcc2db6d3e84f70307387820e419741dbe2dbc9372da01a4be1b9dc798fc364f
SSDEEP

3072:h0e2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVH:h0sxD5cwohO+O1sVG0/pZ6iPC86

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/4276-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4276-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4276-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4276-60-0x0000000000400000-0x0000000000414000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe

Executes dropped EXE 3 IoCs

pid	Process
2660	csrsll.exe
2372	csrsll.exe
4276	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-1-5-21-3350944739-639801879-157714471-1000\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 1620 set thread context of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 2660 set thread context of 2372	2660	csrsll.exe	101
PID 2660 set thread context of 4276	2660	csrsll.exe	102

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1620-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1620-5-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1192-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1192-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1620-10-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1192-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023c96-28.dat	upx
behavioral2/memory/1192-38-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2660-39-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/2660-40-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4276-44-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4276-49-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4276-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4276-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4276-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2660-55-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1192-58-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2372-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4276-60-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.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	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe
Token: SeDebugPrivilege	2372	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
2660	csrsll.exe
2372	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1620 wrote to memory of 1192	1620	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	88
PID 1192 wrote to memory of 2948	1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	91
PID 1192 wrote to memory of 2948	1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	91
PID 1192 wrote to memory of 2948	1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	91
PID 2948 wrote to memory of 2904	2948	cmd.exe	95
PID 2948 wrote to memory of 2904	2948	cmd.exe	95
PID 2948 wrote to memory of 2904	2948	cmd.exe	95
PID 1192 wrote to memory of 2660	1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	96
PID 1192 wrote to memory of 2660	1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	96
PID 1192 wrote to memory of 2660	1192	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	96
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 2372	2660	csrsll.exe	101
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102
PID 2660 wrote to memory of 4276	2660	csrsll.exe	102

C:\Users\Admin\AppData\Local\Temp\12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
"C:\Users\Admin\AppData\Local\Temp\12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Users\Admin\AppData\Local\Temp\12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
  "C:\Users\Admin\AppData\Local\Temp\12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XLYJI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2948
  - - 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:2904
- - 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:2660
  - - 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:2372
  - - 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:4276

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\XLYJI.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
326KB

MD5
37ba85ca91aa6450512dd8bbe44e1092

SHA1
078b6c7566c9cef35f2d79f21ae9b9ef6337cbb0

SHA256
5cc5e1688cc09be4f4fc17f68628c41f860ae777b112aa7d516ebbef5cb9d056

SHA512
2a3a1d6a10c7a057108dda8b7f7ec343cf16b7fdd5be7210d681a6b3f45f6abd5fe796bdb086cb63d22240e4999ffa545c330458b403a64cef18a39f595feefe

Download Submit
memory/1192-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1192-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1192-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1192-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1192-38-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1620-6-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/1620-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1620-10-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1620-4-0x0000000002A20000-0x0000000002A22000-memory.dmp

Filesize
8KB

Download
memory/1620-3-0x0000000002A10000-0x0000000002A12000-memory.dmp

Filesize
8KB

Download
memory/1620-5-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2372-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2660-40-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2660-55-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2660-39-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4276-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4276-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4276-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4276-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4276-44-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4276-60-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads