modiloader | 7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 11:55

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General

Target

7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe
Size

326KB
MD5

7de82f1f2f38dc3b8de6270569f43980
SHA1

148230bb4f9287d48402fcb44a48770c22754531
SHA256

7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0
SHA512

94f31308f1ea2cf7f4f0276f837413cf2f31b4e1cf67fb6bb1c036cd13ba414eeb1dfb6334f7de964b1320c6252fa47bd6cf46850b6c3a0731ba5f2c934e6f0b
SSDEEP

3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVP:csxD5cwohO+O1sVG0/pZ6iPC8K

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 4 IoCs

resource	yara_rule
behavioral2/memory/4600-51-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4600-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4600-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4600-59-0x0000000000400000-0x0000000000414000-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe

Executes dropped EXE 3 IoCs

pid	Process
4992	csrsll.exe
3000	csrsll.exe
4600	csrsll.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-1-5-21-493223053-2004649691-1575712786-1000\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 4028 set thread context of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4992 set thread context of 3000	4992	csrsll.exe	98
PID 4992 set thread context of 4600	4992	csrsll.exe	99

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4028-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4028-4-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4292-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4292-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4292-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4028-12-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/files/0x000b000000023b84-28.dat	upx
behavioral2/memory/4292-38-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4992-39-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4992-40-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4600-44-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4600-49-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4600-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4600-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4600-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4992-55-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4292-56-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3000-58-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4600-59-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.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	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe
Token: SeDebugPrivilege	3000	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe
4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe
4992	csrsll.exe
3000	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4028 wrote to memory of 4292	4028	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	84
PID 4292 wrote to memory of 3900	4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	85
PID 4292 wrote to memory of 3900	4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	85
PID 4292 wrote to memory of 3900	4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	85
PID 3900 wrote to memory of 4632	3900	cmd.exe	89
PID 3900 wrote to memory of 4632	3900	cmd.exe	89
PID 3900 wrote to memory of 4632	3900	cmd.exe	89
PID 4292 wrote to memory of 4992	4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	90
PID 4292 wrote to memory of 4992	4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	90
PID 4292 wrote to memory of 4992	4292	7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe	90
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 3000	4992	csrsll.exe	98
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99
PID 4992 wrote to memory of 4600	4992	csrsll.exe	99

C:\Users\Admin\AppData\Local\Temp\7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe
"C:\Users\Admin\AppData\Local\Temp\7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Users\Admin\AppData\Local\Temp\7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe
  "C:\Users\Admin\AppData\Local\Temp\7d88a15988e2e2ee8c36c0db130512f807319b62cd7b7ede2792133ada61dbe0N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4292
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\QDAPX.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3900
  - - 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:4632
- - 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:4992
  - - 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:3000
  - - 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:4600

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\QDAPX.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
326KB

MD5
6585af3055d52b22994172d51f7f5989

SHA1
ed749d9c57e75c653ff55d2e53fc78c590335305

SHA256
fe98c15f00888289325ad28f6d922546bd7158f0102178376f2c131c751c7921

SHA512
1daf907b0a42cca1b091d1a5d10064c22ff510076f44d6501cb5fd7fc34c10d6ad19775878577aeff2e539408824e390a07c1dc5e35e38c8ca24e0c356af84fe

Download Submit
memory/3000-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4028-3-0x0000000002B50000-0x0000000002B52000-memory.dmp

Filesize
8KB

Download
memory/4028-4-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4028-6-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download
memory/4028-5-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/4028-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4028-12-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4292-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4292-56-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4292-38-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4292-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4292-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4600-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4600-44-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4600-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4600-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4600-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4600-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4992-40-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4992-55-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4992-39-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads