modiloader | 692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4

Analysis

max time kernel
58s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 19:22

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General

Target

692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
Size

90KB
MD5

476bd55ebcfa028218c707b62905a586
SHA1

f7f7239669b639b9e4c89ac3e94bbec76ca4014c
SHA256

692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4
SHA512

1877d5998575d3f23ef61d4204d260eef4d64bdf5e2e5ca3d165fba5f6cc8113428a426e134d67c51d0c2cc1bf059202856bd48557462e497f26e6ed36f568ef
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDJ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3z

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/1292-263-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2616	csrsll.exe
2232	csrsll.exe
1292	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.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-1-5-21-2872745919-2748461613-2989606286-1000\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 1420 set thread context of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 2616 set thread context of 2232	2616	csrsll.exe	35
PID 2616 set thread context of 1292	2616	csrsll.exe	36

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1420-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1420-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1420-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1420-87-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1420-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1420-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2872-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2872-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2872-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2872-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2872-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2872-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1420-109-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0004000000012000-146.dat	upx
behavioral1/memory/2616-152-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2872-155-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2616-214-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1292-249-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2616-252-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2872-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2232-260-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1292-263-0x0000000000400000-0x0000000000414000-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	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.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 28 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe
Token: SeDebugPrivilege	2232	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
2616	csrsll.exe
2232	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 1420 wrote to memory of 2872	1420	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	30
PID 2872 wrote to memory of 1676	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	31
PID 2872 wrote to memory of 1676	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	31
PID 2872 wrote to memory of 1676	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	31
PID 2872 wrote to memory of 1676	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	31
PID 1676 wrote to memory of 2272	1676	cmd.exe	33
PID 1676 wrote to memory of 2272	1676	cmd.exe	33
PID 1676 wrote to memory of 2272	1676	cmd.exe	33
PID 1676 wrote to memory of 2272	1676	cmd.exe	33
PID 2872 wrote to memory of 2616	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	34
PID 2872 wrote to memory of 2616	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	34
PID 2872 wrote to memory of 2616	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	34
PID 2872 wrote to memory of 2616	2872	692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe	34
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 2232	2616	csrsll.exe	35
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36
PID 2616 wrote to memory of 1292	2616	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
"C:\Users\Admin\AppData\Local\Temp\692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Users\Admin\AppData\Local\Temp\692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe
  "C:\Users\Admin\AppData\Local\Temp\692cca772c1eeaad17f7b24ee947b76f3b343dd4c14c137bdc327d5a8145d6e4.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\TCNSP.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1676
  - - 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:2272
- - 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:2616
  - - 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:2232
  - - 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:1292

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\TCNSP.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
c28aa5541c652582c3a7caf6c1ab2583

SHA1
633e5ab8ffb99267fc6e1ee76388ff15db9e9a7d

SHA256
ca11f6e39ed59760c735fff34ee7a5fbbfa711f720dbdadc1cce18343e51dfd8

SHA512
38ca34916768e47fadc36d754ce98944f8b0d93d1b7b0da4ae082696b42c30df0900848853eb049149602518e5d6342291dcb4ec9d68a73f16684602250a11bb

Download Submit
memory/1292-263-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1292-249-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1420-87-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-80-0x0000000000360000-0x0000000000362000-memory.dmp

Filesize
8KB

Download
memory/1420-29-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1420-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/1420-71-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1420-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-109-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-93-0x0000000000860000-0x00000000008B3000-memory.dmp

Filesize
332KB

Download
memory/1420-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-61-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1420-16-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1420-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1420-13-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1420-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1420-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2232-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2616-152-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2616-158-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2616-252-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2616-168-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2616-179-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2616-214-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2872-148-0x00000000031B0000-0x0000000003203000-memory.dmp

Filesize
332KB

Download
memory/2872-150-0x00000000031B0000-0x0000000003203000-memory.dmp

Filesize
332KB

Download
memory/2872-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2872-155-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-149-0x00000000031B0000-0x0000000003203000-memory.dmp

Filesize
332KB

Download
memory/2872-213-0x00000000031B0000-0x0000000003203000-memory.dmp

Filesize
332KB

Download
memory/2872-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-244-0x00000000031B0000-0x0000000003203000-memory.dmp

Filesize
332KB

Download
memory/2872-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2872-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads