modiloader | 2cadc88ff6b1e2e299b3c78f44d249d157ed556badb652efc72615d86677c877

Analysis

max time kernel
120s
max time network
33s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/09/2024, 16:44

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General

Target

01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
Size

90KB
MD5

01a34dc0bedf14ef9f2b54f9bc16e9d0
SHA1

290f5cf9e2e09906201ff0af888aa3d54351ab71
SHA256

2cadc88ff6b1e2e299b3c78f44d249d157ed556badb652efc72615d86677c877
SHA512

e92ef92141986fd53ed567bac9d503cbd3e36282779614262ef04551192f555bf9e6e0b50a36da1d4d88d267bc7d0b0d82a27e3c16d420561aa579e655359fe4
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 1 IoCs

resource	yara_rule
behavioral1/memory/824-266-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2372	csrsll.exe
1192	csrsll.exe
824	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2084-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2084-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2084-28-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2084-94-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2084-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2084-84-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2084-83-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2588-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2588-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2588-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2588-109-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2588-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2588-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2084-112-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0009000000018ef7-136.dat	upx
behavioral1/memory/2588-138-0x00000000025E0000-0x0000000002633000-memory.dmp	upx
behavioral1/memory/2372-153-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2588-156-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2372-160-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2372-220-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/824-254-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2372-256-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2588-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1192-263-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/824-266-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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-1-5-21-457978338-2990298471-2379561640-1000\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 2084 set thread context of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2372 set thread context of 1192	2372	csrsll.exe	36
PID 2372 set thread context of 824	2372	csrsll.exe	37

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	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	01a34dc0bedf14ef9f2b54f9bc16e9d0N.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 63 IoCs

description	pid	Process
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe
Token: SeDebugPrivilege	1192	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
2372	csrsll.exe
1192	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2084 wrote to memory of 2588	2084	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	31
PID 2588 wrote to memory of 1936	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	32
PID 2588 wrote to memory of 1936	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	32
PID 2588 wrote to memory of 1936	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	32
PID 2588 wrote to memory of 1936	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	32
PID 1936 wrote to memory of 1968	1936	cmd.exe	34
PID 1936 wrote to memory of 1968	1936	cmd.exe	34
PID 1936 wrote to memory of 1968	1936	cmd.exe	34
PID 1936 wrote to memory of 1968	1936	cmd.exe	34
PID 2588 wrote to memory of 2372	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	35
PID 2588 wrote to memory of 2372	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	35
PID 2588 wrote to memory of 2372	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	35
PID 2588 wrote to memory of 2372	2588	01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe	35
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 1192	2372	csrsll.exe	36
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37
PID 2372 wrote to memory of 824	2372	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
"C:\Users\Admin\AppData\Local\Temp\01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Users\Admin\AppData\Local\Temp\01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe
  "C:\Users\Admin\AppData\Local\Temp\01a34dc0bedf14ef9f2b54f9bc16e9d0N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\DHMLT.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1936
  - - 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:1968
- - 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:2372
  - - 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:1192
  - - 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:824

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\DHMLT.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
94c06d276a3788a610dd492c2e3c8552

SHA1
d918b87e346229d049bda20b7316fcaefd8aea93

SHA256
192b02507864fc7e1d1beb44c41b752002b4c8e8428ca9bb6c0dcf508c03d8ab

SHA512
fee2055730d485b5712e37eb5a401b3bd5eb3baabae38ad4e1769cb3f6c3a1f626a905ffb57e8522aeeeebe436a159d4c4a2e76970bb12097257cf713ae991d6

Download Submit
memory/824-266-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/824-254-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1192-263-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2084-43-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2084-17-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2084-81-0x00000000003B0000-0x00000000003B2000-memory.dmp

Filesize
8KB

Download
memory/2084-94-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-84-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-83-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-73-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/2084-63-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2084-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-31-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2084-28-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-18-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2084-7-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2084-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2084-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2084-112-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2372-173-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2372-184-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2372-220-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2372-256-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2372-153-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2372-163-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2372-160-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2588-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-156-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-158-0x00000000025F0000-0x0000000002643000-memory.dmp

Filesize
332KB

Download
memory/2588-151-0x00000000025E0000-0x0000000002633000-memory.dmp

Filesize
332KB

Download
memory/2588-138-0x00000000025E0000-0x0000000002633000-memory.dmp

Filesize
332KB

Download
memory/2588-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2588-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads