modiloader | 9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365a

Analysis

max time kernel
118s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 14:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
Size

90KB
MD5

81dcf8ffe4eca9a864d0791583f060c0
SHA1

e230e465e7c131022e9144952e953d9d9022a5c2
SHA256

9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365a
SHA512

08771b09d6565d8b78c7b3bf37363dc6e639bd7f20793e5265251348d2b01454857927c93391962346e3b88f870213abf85c9e086a34b5d414371c19c7fe2045
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDq:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE34

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 1 IoCs

resource	yara_rule
behavioral1/memory/1272-261-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1028	csrsll.exe
1380	csrsll.exe
1272	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.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-1-5-21-3290804112-2823094203-3137964600-1000\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 1812 set thread context of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1028 set thread context of 1380	1028	csrsll.exe	35
PID 1028 set thread context of 1272	1028	csrsll.exe	36

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1812-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1812-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1812-85-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2960-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2960-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1812-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1812-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1812-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2960-109-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2960-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2960-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2960-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1812-103-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2960-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0008000000012117-135.dat	upx
behavioral1/memory/2960-154-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1028-214-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1272-247-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1028-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2960-252-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1380-258-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1272-261-0x0000000000400000-0x0000000000414000-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	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe
Token: SeDebugPrivilege	1380	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
1028	csrsll.exe
1380	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 1812 wrote to memory of 2960	1812	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	30
PID 2960 wrote to memory of 2848	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	31
PID 2960 wrote to memory of 2848	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	31
PID 2960 wrote to memory of 2848	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	31
PID 2960 wrote to memory of 2848	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	31
PID 2848 wrote to memory of 1496	2848	cmd.exe	33
PID 2848 wrote to memory of 1496	2848	cmd.exe	33
PID 2848 wrote to memory of 1496	2848	cmd.exe	33
PID 2848 wrote to memory of 1496	2848	cmd.exe	33
PID 2960 wrote to memory of 1028	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	34
PID 2960 wrote to memory of 1028	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	34
PID 2960 wrote to memory of 1028	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	34
PID 2960 wrote to memory of 1028	2960	9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe	34
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1380	1028	csrsll.exe	35
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36
PID 1028 wrote to memory of 1272	1028	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
"C:\Users\Admin\AppData\Local\Temp\9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Users\Admin\AppData\Local\Temp\9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe
  "C:\Users\Admin\AppData\Local\Temp\9509e737434e798533d7224a2ac965a87bcf6361de813f3e3ad8ce32e4f0365aN.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2960
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\UTFNF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2848
  - - 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:1496
- - 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:1028
  - - 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:1380
  - - 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:1272

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\UTFNF.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
de57096279b645f54fd5c8e0a4d7c562

SHA1
18f0918caca61b79206c659f26e45a13bbaef6ae

SHA256
2cd4a5954e2a7aa6c8290ea97e8761165901e176d4cb8b6a130a864d9f47cb1f

SHA512
98814ad2c109f1d844f4f1163642f257156a3bbc15d5e81ffc6b6a29b8040c69d62a23826504d1f3afe132112adae00ae5f865ecf6ca83cc95486d51239c053c

Download Submit
memory/1028-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1028-157-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1028-178-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1028-214-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1028-167-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1272-247-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1272-261-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1380-258-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1812-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-85-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-71-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/1812-61-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/1812-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/1812-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1812-80-0x0000000000560000-0x0000000000562000-memory.dmp

Filesize
8KB

Download
memory/1812-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1812-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-105-0x00000000027A0000-0x00000000027F3000-memory.dmp

Filesize
332KB

Download
memory/1812-103-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1812-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1812-15-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1812-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2960-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-150-0x0000000003280000-0x00000000032D3000-memory.dmp

Filesize
332KB

Download
memory/2960-149-0x0000000003280000-0x00000000032D3000-memory.dmp

Filesize
332KB

Download
memory/2960-154-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2960-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-243-0x0000000003280000-0x00000000032D3000-memory.dmp

Filesize
332KB

Download
memory/2960-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-252-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads