modiloader | 9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 08:25

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General

Target

9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
Size

90KB
MD5

6543467b921ad7bf43f519c4a75f9920
SHA1

c6d12b898ec17276a8cd5d04c6996183551e530b
SHA256

9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75
SHA512

475ab5f2040e4f7eda8b1b1b72edc389b3b6fd61bcf2ba38da3d3569433bed02b69a930c17003e8b1b077cbb50718fae408d619e683bea4478d7d239375ccbd6
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 family
modiloader

ModiLoader Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/1532-256-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1960	csrsll.exe
2340	csrsll.exe
1532	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.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-1-5-21-2039016743-699959520-214465309-1000\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 2000 set thread context of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 1960 set thread context of 2340	1960	csrsll.exe	36
PID 1960 set thread context of 1532	1960	csrsll.exe	37

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2000-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2000-25-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2000-88-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2688-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2000-102-0x00000000024C0000-0x0000000002513000-memory.dmp	upx
behavioral1/memory/2000-105-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2688-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2688-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2688-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2688-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2688-91-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-130.dat	upx
behavioral1/memory/2688-132-0x0000000002620000-0x0000000002673000-memory.dmp	upx
behavioral1/memory/1960-146-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2688-149-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1960-214-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1532-245-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1960-244-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1960-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2688-252-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2340-253-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1532-256-0x0000000000400000-0x0000000000414000-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	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe
Token: SeDebugPrivilege	2340	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
1960	csrsll.exe
2340	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2000 wrote to memory of 2688	2000	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	31
PID 2688 wrote to memory of 388	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	32
PID 2688 wrote to memory of 388	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	32
PID 2688 wrote to memory of 388	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	32
PID 2688 wrote to memory of 388	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	32
PID 388 wrote to memory of 2356	388	cmd.exe	34
PID 388 wrote to memory of 2356	388	cmd.exe	34
PID 388 wrote to memory of 2356	388	cmd.exe	34
PID 388 wrote to memory of 2356	388	cmd.exe	34
PID 2688 wrote to memory of 1960	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	35
PID 2688 wrote to memory of 1960	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	35
PID 2688 wrote to memory of 1960	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	35
PID 2688 wrote to memory of 1960	2688	9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe	35
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 2340	1960	csrsll.exe	36
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37
PID 1960 wrote to memory of 1532	1960	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
"C:\Users\Admin\AppData\Local\Temp\9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Users\Admin\AppData\Local\Temp\9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe
  "C:\Users\Admin\AppData\Local\Temp\9306d9100781d92b43f5e030e0888ef558a52e42da62a0b2a9aebdfa77651d75N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\QCAEH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:388
  - - 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:2356
- - 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:1960
  - - 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:2340
  - - 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:1532

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

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
e2b62e415d383929c56a63432b270c24

SHA1
a4c129be83a2cec1ec259e555cda8e57d4b34e22

SHA256
85d19482ef7fad27d85c0cffceb857b169cdc3dbc10996799f1e7a7f38183824

SHA512
f9b602f35a7ec78c9932f8ba8aff37523c11ffab5e05f2081995b9b8f7fd6c5f256f0257ad7b1082fe942170d1147d54743ffdcea4b95cf5ecad6c4800a6e155

Download Submit
memory/1532-256-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1532-245-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1960-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1960-244-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1960-162-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1960-173-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/1960-214-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1960-152-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/1960-146-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2000-78-0x0000000000330000-0x0000000000332000-memory.dmp

Filesize
8KB

Download
memory/2000-105-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2000-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2000-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2000-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2000-15-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2000-14-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2000-88-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2000-25-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2000-70-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2000-40-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2000-102-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/2000-28-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2000-60-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2340-253-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-149-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-132-0x0000000002620000-0x0000000002673000-memory.dmp

Filesize
332KB

Download
memory/2688-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-89-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-95-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2688-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-252-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2688-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads