modiloader | e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 08:39

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General

Target

e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
Size

90KB
MD5

f1d26603d891b386e02c4858dbde48e5
SHA1

c028175845b209834839cb1638c9f218ad2c10bd
SHA256

e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be
SHA512

36251c09fdfb57c97f37a7dd450e103e2289dc39fd0f47d6f85bcadfbf7ffbc91ef260f6ca9f3795a6297fb1014ef7deae29752515f6a20024688f4fb2d92039
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD7:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3V

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 2 IoCs

resource	yara_rule
behavioral1/memory/1320-251-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/1320-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2164	csrsll.exe
1700	csrsll.exe
1320	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.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-1-5-21-3551809350-4263495960-1443967649-1000\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 2280 set thread context of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2164 set thread context of 1700	2164	csrsll.exe	35
PID 2164 set thread context of 1320	2164	csrsll.exe	36

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2280-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2280-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2280-83-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2280-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2280-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2280-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2628-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2628-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2628-109-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2628-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2280-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2628-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2628-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120fb-134.dat	upx
behavioral1/memory/2628-148-0x0000000003320000-0x0000000003373000-memory.dmp	upx
behavioral1/memory/2628-153-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2164-211-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1320-251-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2164-253-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2628-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1700-240-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1700-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-260-0x0000000000400000-0x0000000000414000-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	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.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	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe
Token: SeDebugPrivilege	1700	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
2164	csrsll.exe
1700	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2280 wrote to memory of 2628	2280	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	30
PID 2628 wrote to memory of 1236	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	31
PID 2628 wrote to memory of 1236	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	31
PID 2628 wrote to memory of 1236	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	31
PID 2628 wrote to memory of 1236	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	31
PID 1236 wrote to memory of 1508	1236	cmd.exe	33
PID 1236 wrote to memory of 1508	1236	cmd.exe	33
PID 1236 wrote to memory of 1508	1236	cmd.exe	33
PID 1236 wrote to memory of 1508	1236	cmd.exe	33
PID 2628 wrote to memory of 2164	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	34
PID 2628 wrote to memory of 2164	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	34
PID 2628 wrote to memory of 2164	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	34
PID 2628 wrote to memory of 2164	2628	e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe	34
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1700	2164	csrsll.exe	35
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36
PID 2164 wrote to memory of 1320	2164	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
"C:\Users\Admin\AppData\Local\Temp\e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe
  "C:\Users\Admin\AppData\Local\Temp\e3e4038699ef442d8cb60d7d20e5654e972942ea53f6d55033270467a436d8be.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\SANNH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1236
  - - 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:1508
- - 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:2164
  - - 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:1700
  - - 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:1320

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\SANNH.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
87ceb1b40e9bab7ec1ed2cbe8f76f9d5

SHA1
93cd4eedd74b7a54e8548130fb4f6b2d8ffccc42

SHA256
9232bbb8aca048b06be169a348bacc80ff2a2e99d50d01957ddb8b763a778934

SHA512
887780af63e067c1ddd21235aaa1375a139a90fb08ab29af1db1d4f58c6fc402a9aa8e30287a9073476773d8e15a8b45ef8a3773b9e1694631d709e48b2e5c7a

Download Submit
memory/1320-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1320-251-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1700-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1700-240-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2164-253-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2164-166-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2164-211-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2164-177-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2164-156-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2280-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2280-29-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2280-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2280-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2280-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2280-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2280-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2280-13-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2280-16-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2280-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2280-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2280-93-0x00000000024D0000-0x0000000002523000-memory.dmp

Filesize
332KB

Download
memory/2280-41-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2280-83-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2280-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2280-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2280-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2628-149-0x0000000003320000-0x0000000003373000-memory.dmp

Filesize
332KB

Download
memory/2628-153-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-148-0x0000000003320000-0x0000000003373000-memory.dmp

Filesize
332KB

Download
memory/2628-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2628-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads