modiloader | 69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3

Analysis

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

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 01:58

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General

Target

69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe
Size

90KB
MD5

7ca3fce5e9424323929565d59c6852b0
SHA1

c00b7b60b4e2860dead74bbd90663f7d4b255177
SHA256

69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3
SHA512

31f3e36509d8dd680d402952125e0b31b97814c4a4ba05042ae37da8a829ffa8284ca957726a83f6f81debffc83f34cdf011883dfe24e34005d2a3308fedf289
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/5052-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-63-0x0000000000400000-0x0000000000414000-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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe

Executes dropped EXE 3 IoCs

pid	Process
1928	csrsll.exe
5084	csrsll.exe
5052	csrsll.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4896-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4896-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1064-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4896-9-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1064-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1064-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023454-29.dat	upx
behavioral2/memory/1928-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1064-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1928-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1928-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5052-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5052-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5052-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5052-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1928-56-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5052-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1064-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5084-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5052-63-0x0000000000400000-0x0000000000414000-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-1-5-21-2718105630-359604950-2820636825-1000\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 4896 set thread context of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 1928 set thread context of 5084	1928	csrsll.exe	95
PID 1928 set thread context of 5052	1928	csrsll.exe	96

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	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe
Token: SeDebugPrivilege	5084	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe
1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe
1928	csrsll.exe
5084	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 4896 wrote to memory of 1064	4896	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	86
PID 1064 wrote to memory of 8	1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	88
PID 1064 wrote to memory of 8	1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	88
PID 1064 wrote to memory of 8	1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	88
PID 8 wrote to memory of 1248	8	cmd.exe	91
PID 8 wrote to memory of 1248	8	cmd.exe	91
PID 8 wrote to memory of 1248	8	cmd.exe	91
PID 1064 wrote to memory of 1928	1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	92
PID 1064 wrote to memory of 1928	1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	92
PID 1064 wrote to memory of 1928	1064	69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe	92
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5084	1928	csrsll.exe	95
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96
PID 1928 wrote to memory of 5052	1928	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe
"C:\Users\Admin\AppData\Local\Temp\69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Users\Admin\AppData\Local\Temp\69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe
  "C:\Users\Admin\AppData\Local\Temp\69d76ed8dd54bba3459f579a27ad69bbdf6add31ce4a2c69a5647e2d662cdbe3N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1064
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OQCGM.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:8
  - - 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:1248
- - 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:1928
  - - 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:5084
  - - 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:5052

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\OQCGM.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
9ddedc6088fc47ad7442403687d3377e

SHA1
9b7598067021590652fa4d78d871a5fd2a815ea6

SHA256
44c5ecf8fb90af7fdd1cc8caf288ce8a389fb27f3e0a23c841a48967bd16693d

SHA512
584ac08ddde2c713a3f06a4c5b5ede257bf68319a006e1582eb3253e97b742161786461f731b276b9f5306e21611325b5c9d2d21625114c194f1813367602c9c

Download Submit
memory/1064-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1064-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1064-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1064-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1064-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1928-56-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1928-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1928-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4896-9-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4896-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4896-6-0x0000000002330000-0x0000000002332000-memory.dmp

Filesize
8KB

Download
memory/4896-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4896-4-0x0000000002310000-0x0000000002312000-memory.dmp

Filesize
8KB

Download
memory/4896-3-0x0000000002300000-0x0000000002302000-memory.dmp

Filesize
8KB

Download
memory/5052-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5052-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5052-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5052-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5052-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5052-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5084-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads