modiloader | cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 03:11

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General

Target

cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe
Size

90KB
MD5

361199c488caa90adfc7695828dba0e5
SHA1

fc590cea7f3da1f073c7e2178fbca57f3b9b098a
SHA256

cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3
SHA512

91be029dcbe4253fdcaf224908b9d141aeaca6e153dd7453e1d87246b2e266c21a6fc1c923b2da6dd778aaa008bef4f735e66958e23b5b66d98f853bab5a263e
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 family
modiloader

ModiLoader Second Stage 4 IoCs

resource	yara_rule
behavioral2/memory/2160-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2160-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2160-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2160-64-0x0000000000400000-0x0000000000414000-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe

Executes dropped EXE 3 IoCs

pid	Process
3760	csrsll.exe
1488	csrsll.exe
2160	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-1-5-21-2045521122-590294423-3465680274-1000\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 644 set thread context of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 3760 set thread context of 1488	3760	csrsll.exe	98
PID 3760 set thread context of 2160	3760	csrsll.exe	99

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/644-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/644-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1680-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1680-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1680-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/644-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023ca5-30.dat	upx
behavioral2/memory/3760-37-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1680-41-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3760-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3760-43-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2160-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2160-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2160-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2160-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2160-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3760-59-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1680-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1488-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2160-64-0x0000000000400000-0x0000000000414000-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	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.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	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe
Token: SeDebugPrivilege	1488	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe
1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe
3760	csrsll.exe
1488	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 644 wrote to memory of 1680	644	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	84
PID 1680 wrote to memory of 4108	1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	85
PID 1680 wrote to memory of 4108	1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	85
PID 1680 wrote to memory of 4108	1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	85
PID 4108 wrote to memory of 3040	4108	cmd.exe	89
PID 4108 wrote to memory of 3040	4108	cmd.exe	89
PID 4108 wrote to memory of 3040	4108	cmd.exe	89
PID 1680 wrote to memory of 3760	1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	90
PID 1680 wrote to memory of 3760	1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	90
PID 1680 wrote to memory of 3760	1680	cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe	90
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 1488	3760	csrsll.exe	98
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99
PID 3760 wrote to memory of 2160	3760	csrsll.exe	99

C:\Users\Admin\AppData\Local\Temp\cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe
"C:\Users\Admin\AppData\Local\Temp\cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:644
- C:\Users\Admin\AppData\Local\Temp\cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe
  "C:\Users\Admin\AppData\Local\Temp\cc7b4f59473966c4182d4a67056274eaedd34b2f762a3b0a5a160a9d6efb6ec3.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\QMANY.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4108
  - - 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:3040
- - 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:3760
  - - 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:1488
  - - 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:2160

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\QMANY.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
aaa51d57a91e6ca122c7bc6e268f6603

SHA1
891e8e9fad72349a70fc5add8210613954c678b4

SHA256
be94224982812f24f3cc1a750691d02ec78636b809278c27a01f76e4f178f737

SHA512
a0db2e07bd89c85749c286879b12e32dc2a79c2d3170e272c4194e1f71470dc941b189e04256385a038cff2b1d6ade5a5faeb2a32b16a85c500312441678dd93

Download Submit
memory/644-3-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/644-4-0x0000000002A60000-0x0000000002A62000-memory.dmp

Filesize
8KB

Download
memory/644-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/644-6-0x0000000002A80000-0x0000000002A82000-memory.dmp

Filesize
8KB

Download
memory/644-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/644-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1488-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-41-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-60-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/2160-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2160-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2160-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2160-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2160-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2160-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3760-59-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3760-43-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3760-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3760-37-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads