modiloader | 0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509e

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 08:14

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General

Target

0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
Size

90KB
MD5

76e765ae37d6f90e38f5a7720699a410
SHA1

76059c3603705a1f00ecbf84ab6f35e0b4ca6b00
SHA256

0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509e
SHA512

4a712086de31770376784c5fff18e99c9e257cd41d698b723eb0885f419bfcbae50b0c04f2f3d4fd755bf8675e752ab875f31a05b167995913d54c0cac622f4b
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDt:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j

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/1808-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1316	csrsll.exe
3060	csrsll.exe
1808	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.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-1-5-21-3290804112-2823094203-3137964600-1000\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 1152 set thread context of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1316 set thread context of 3060	1316	csrsll.exe	36
PID 1316 set thread context of 1808	1316	csrsll.exe	37

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1152-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1152-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1152-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2596-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2596-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2596-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2596-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2596-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2596-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1152-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0009000000015daa-129.dat	upx
behavioral1/memory/2596-143-0x00000000034A0000-0x00000000034F3000-memory.dmp	upx
behavioral1/memory/1316-148-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2596-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1316-215-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1316-246-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2596-249-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1808-251-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/3060-250-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3060-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1808-260-0x0000000000400000-0x0000000000414000-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	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	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe
Token: SeDebugPrivilege	3060	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
1316	csrsll.exe
3060	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 1152 wrote to memory of 2596	1152	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	31
PID 2596 wrote to memory of 592	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	32
PID 2596 wrote to memory of 592	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	32
PID 2596 wrote to memory of 592	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	32
PID 2596 wrote to memory of 592	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	32
PID 592 wrote to memory of 2660	592	cmd.exe	34
PID 592 wrote to memory of 2660	592	cmd.exe	34
PID 592 wrote to memory of 2660	592	cmd.exe	34
PID 592 wrote to memory of 2660	592	cmd.exe	34
PID 2596 wrote to memory of 1316	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	35
PID 2596 wrote to memory of 1316	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	35
PID 2596 wrote to memory of 1316	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	35
PID 2596 wrote to memory of 1316	2596	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	35
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 3060	1316	csrsll.exe	36
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37
PID 1316 wrote to memory of 1808	1316	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
"C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
  "C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\QVRFR.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:592
  - - 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:2660
- - 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:1316
  - - 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:3060
  - - 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:1808

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\QVRFR.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
7ae77c4eccab7ad2eb29eba5ded18751

SHA1
8d71396189a9df5ea6dd12da6d0488e15e383b2f

SHA256
2ccedc0bd89fdf844e1599498eda3e591fe0fabc9b7b69628f544eb83bd02283

SHA512
1f092fccd7f734e9c3b9a01cc4802f048c22041497d86004377c425ab23fd7bce0df59a0bf5d77282f30cfbd753ec1e949aaa92bf02d0bb8d56cfb0c4b1d49d5

Download Submit
memory/1152-29-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1152-15-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1152-79-0x0000000000390000-0x0000000000392000-memory.dmp

Filesize
8KB

Download
memory/1152-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1152-61-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/1152-71-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/1152-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1152-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1152-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1152-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1152-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1152-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1152-41-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1316-215-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1316-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1316-148-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1316-176-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1316-165-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1316-246-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1808-251-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1808-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-214-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-144-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-143-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-152-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2596-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-211-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-205-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-249-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-146-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2596-145-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/3060-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3060-250-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads