modiloader | 7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71

Analysis

max time kernel
119s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2024 12:16

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General

Target

7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe
Size

90KB
MD5

17441d46afe2a12ce4a99d6280dd4580
SHA1

e5ebf00436840016cad0d7d28fc80f8e06458a71
SHA256

7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71
SHA512

f77e94fc3ca1893b34302b52b3f2a0f4253f11a04271e3f77a6f2940fc02ad387bc49c841ec3079e5426d34148385d28bd3b63e6c3445df4f36d0b222fcbbb8d
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/3120-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3120-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3120-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3120-63-0x0000000000400000-0x0000000000414000-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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe

Executes dropped EXE 3 IoCs

pid	Process
3572	csrsll.exe
3412	csrsll.exe
3120	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-1-5-21-786284298-625481688-3210388970-1000\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 2536 set thread context of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 3572 set thread context of 3412	3572	csrsll.exe	95
PID 3572 set thread context of 3120	3572	csrsll.exe	96

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2536-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2536-6-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4052-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4052-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2536-15-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4052-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000800000002344c-29.dat	upx
behavioral2/memory/3572-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4052-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3572-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3572-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3120-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3120-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3120-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3120-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3572-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3120-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4052-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3412-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3120-63-0x0000000000400000-0x0000000000414000-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	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe
Token: SeDebugPrivilege	3412	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe
4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe
3572	csrsll.exe
3412	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 2536 wrote to memory of 4052	2536	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	82
PID 4052 wrote to memory of 4712	4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	87
PID 4052 wrote to memory of 4712	4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	87
PID 4052 wrote to memory of 4712	4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	87
PID 4712 wrote to memory of 2632	4712	cmd.exe	90
PID 4712 wrote to memory of 2632	4712	cmd.exe	90
PID 4712 wrote to memory of 2632	4712	cmd.exe	90
PID 4052 wrote to memory of 3572	4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	91
PID 4052 wrote to memory of 3572	4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	91
PID 4052 wrote to memory of 3572	4052	7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe	91
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3412	3572	csrsll.exe	95
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96
PID 3572 wrote to memory of 3120	3572	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe
"C:\Users\Admin\AppData\Local\Temp\7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Users\Admin\AppData\Local\Temp\7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe
  "C:\Users\Admin\AppData\Local\Temp\7c14a67b5b5995b90d14cc1113673274e6007b78b5138e9983c0b06cd7be8c71N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4052
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DGWST.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4712
  - - 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:2632
- - 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:3572
  - - 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:3412
  - - 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:3120

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\DGWST.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
c0103e70a181d4de5326b8a1ba1d8558

SHA1
c714860fc29955898924f371019a81d30a15dd8a

SHA256
62725f90170be689a01ed372086377c5c7c62497f19a466d8a132dd290d7a4f5

SHA512
cb9be5be7b6f92463c479a54df942af2c6f2e8a73665a277fdc033436f6670e7d20c44fb5fc08c5d1c26bb4c7882cf9c2f54807fed3bb3e7fa4ed92689def2c8

Download Submit
memory/2536-3-0x0000000002A30000-0x0000000002A32000-memory.dmp

Filesize
8KB

Download
memory/2536-5-0x0000000002A60000-0x0000000002A62000-memory.dmp

Filesize
8KB

Download
memory/2536-4-0x0000000002A50000-0x0000000002A52000-memory.dmp

Filesize
8KB

Download
memory/2536-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2536-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2536-15-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3120-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3120-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3120-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3120-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3120-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3120-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3412-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3572-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3572-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3572-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3572-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4052-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4052-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4052-59-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4052-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4052-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4052-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads