modiloader | 12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 00:14

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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 2 IoCs

resource	yara_rule
behavioral1/memory/1672-249-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/1672-255-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
552	csrsll.exe
2992	csrsll.exe
1672	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.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-1-5-21-312935884-697965778-3955649944-1000\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 2100 set thread context of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 552 set thread context of 2992	552	csrsll.exe	36
PID 552 set thread context of 1672	552	csrsll.exe	37

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2100-91-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2100-86-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2100-81-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2100-78-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2648-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2100-103-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2648-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000167ea-135.dat	upx
behavioral1/memory/2648-150-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-253-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1672-249-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2992-248-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/552-247-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/552-208-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1672-255-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2992-254-0x0000000000400000-0x000000000040B000-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	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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe
Token: SeDebugPrivilege	2992	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
552	csrsll.exe
2992	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2100 wrote to memory of 2648	2100	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	30
PID 2648 wrote to memory of 484	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	32
PID 2648 wrote to memory of 484	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	32
PID 2648 wrote to memory of 484	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	32
PID 2648 wrote to memory of 484	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	32
PID 484 wrote to memory of 700	484	cmd.exe	34
PID 484 wrote to memory of 700	484	cmd.exe	34
PID 484 wrote to memory of 700	484	cmd.exe	34
PID 484 wrote to memory of 700	484	cmd.exe	34
PID 2648 wrote to memory of 552	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	35
PID 2648 wrote to memory of 552	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	35
PID 2648 wrote to memory of 552	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	35
PID 2648 wrote to memory of 552	2648	12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe	35
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 2992	552	csrsll.exe	36
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37
PID 552 wrote to memory of 1672	552	csrsll.exe	37

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:2100
- C:\Users\Admin\AppData\Local\Temp\12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe
  "C:\Users\Admin\AppData\Local\Temp\12095c5342ee0e243890d024d80541bd263d4959fbb5beb99287b0296df5cf08.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\TLAUR.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:484
  - - 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:700
- - 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:552
  - - 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:2992
  - - 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:1672

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

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\TLAUR.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
326KB

MD5
9a4491b808c474cfd502fea8459958a5

SHA1
2e280e3e8b30effbe072760c18cf04d655b78f55

SHA256
79ed4e55086a513668844aac5e033c5d9c5aa822ba96f421a5ed8dca5942d5f5

SHA512
2b2ba9be988892e09b21ec09e5af4cd719864ccbef8db94e01dff23bf41d113922c5f8d19b968631a52c62842eb9faf0f05feca364b1496c0d0fa268e81a17c9

Download Submit
memory/552-153-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/552-163-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/552-174-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/552-182-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/552-208-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/552-247-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1672-255-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1672-249-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2100-70-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download
memory/2100-15-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2100-40-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2100-28-0x0000000000600000-0x0000000000601000-memory.dmp

Filesize
4KB

Download
memory/2100-3-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2100-103-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2100-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2100-78-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2100-60-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2100-91-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2100-86-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2100-81-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2100-106-0x00000000024C0000-0x0000000002514000-memory.dmp

Filesize
336KB

Download
memory/2100-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2100-79-0x0000000000720000-0x0000000000722000-memory.dmp

Filesize
8KB

Download
memory/2648-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-253-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-252-0x0000000003310000-0x0000000003364000-memory.dmp

Filesize
336KB

Download
memory/2648-146-0x0000000003310000-0x0000000003364000-memory.dmp

Filesize
336KB

Download
memory/2648-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-150-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2992-248-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2992-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads