modiloader | 0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 03:19

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General

Target

0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
Size

90KB
MD5

02a1b3a4e7b3bb0b091e0f830dbde186
SHA1

2204bf934c784c9caedf562f558e3a175f956ad1
SHA256

0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb
SHA512

70d0f799715218bb5baf400dc47c95ad9646ce18fe2a4b1eb994ba63b7e9d8b337b0c04a66bf62fb930b4bece921c7e5e990823f738d478a95a8bc9fc2bc4d58
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD2:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3c

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/2212-259-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2004	csrsll.exe
844	csrsll.exe
2212	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.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-1-5-21-4177215427-74451935-3209572229-1000\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 2080 set thread context of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2004 set thread context of 844	2004	csrsll.exe	33
PID 2004 set thread context of 2212	2004	csrsll.exe	34

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2080-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2080-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2080-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2080-96-0x0000000002650000-0x00000000026A3000-memory.dmp	upx
behavioral1/memory/3016-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2080-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/3016-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000c0000000120f6-132.dat	upx
behavioral1/memory/3016-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2004-216-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2212-245-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2004-247-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/3016-252-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/844-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2212-259-0x0000000000400000-0x0000000000414000-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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe
Token: SeDebugPrivilege	844	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
2004	csrsll.exe
844	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 2080 wrote to memory of 3016	2080	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	28
PID 3016 wrote to memory of 2980	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	29
PID 3016 wrote to memory of 2980	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	29
PID 3016 wrote to memory of 2980	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	29
PID 3016 wrote to memory of 2980	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	29
PID 2980 wrote to memory of 1568	2980	cmd.exe	31
PID 2980 wrote to memory of 1568	2980	cmd.exe	31
PID 2980 wrote to memory of 1568	2980	cmd.exe	31
PID 2980 wrote to memory of 1568	2980	cmd.exe	31
PID 3016 wrote to memory of 2004	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	32
PID 3016 wrote to memory of 2004	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	32
PID 3016 wrote to memory of 2004	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	32
PID 3016 wrote to memory of 2004	3016	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	32
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 844	2004	csrsll.exe	33
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34
PID 2004 wrote to memory of 2212	2004	csrsll.exe	34

C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
"C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
  "C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\BDXTO.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2980
  - - 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:1568
- - 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:2004
  - - 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:844
  - - 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:2212

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

Replay Monitor

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
70b3104ea2a6825c57f647f48bde7557

SHA1
467d855673a4421ea49ea5f83fc68b329f3fbf7d

SHA256
27b2cb8e1b3a397f6aedfcf0a63d9f6bbf39a19828fcb1e6c09db52bf97096a3

SHA512
722b3202afd772793e188d239a586c5812efcb83e91ccd700267e94330fec90af695c8486f9b422f562c04efdaf0af4b109a78e90ce9cae84761b2def3616218

Download Submit
memory/844-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2004-154-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2004-175-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2004-216-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2004-164-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2004-247-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2080-96-0x0000000002650000-0x00000000026A3000-memory.dmp

Filesize
332KB

Download
memory/2080-79-0x0000000000530000-0x0000000000532000-memory.dmp

Filesize
8KB

Download
memory/2080-29-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2080-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2080-61-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/2080-5-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2080-71-0x0000000000510000-0x0000000000511000-memory.dmp

Filesize
4KB

Download
memory/2080-41-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/2080-3-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2080-15-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2080-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2080-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2080-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2080-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2212-245-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2212-259-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3016-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-147-0x0000000002720000-0x0000000002773000-memory.dmp

Filesize
332KB

Download
memory/3016-146-0x0000000002720000-0x0000000002773000-memory.dmp

Filesize
332KB

Download
memory/3016-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3016-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-211-0x0000000002720000-0x0000000002773000-memory.dmp

Filesize
332KB

Download
memory/3016-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-252-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-230-0x0000000002720000-0x0000000002773000-memory.dmp

Filesize
332KB

Download
memory/3016-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads