modiloader | 59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 20:06

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General

Target

59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
Size

90KB
MD5

f92dca5e06b76137ed1318b9b9976320
SHA1

904c5e4ebc94d903930610aeb67956f1ec7d1bfc
SHA256

59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0
SHA512

50c4d76337fd58dc1d382cc7141ca110f7ec1cf2df4f233fbbbbdabe8872ba8de9ecf75fee4bf703390b1e489dfeb1b6fbd887ae400298d413d253cf0c0909dc
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 2 IoCs

resource	yara_rule
behavioral1/memory/1560-253-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/1560-255-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1912	csrsll.exe
1532	csrsll.exe
1560	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.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-1-5-21-1846800975-3917212583-2893086201-1000\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 2068 set thread context of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 1912 set thread context of 1532	1912	csrsll.exe	36
PID 1912 set thread context of 1560	1912	csrsll.exe	37

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2068-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2068-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2068-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2068-85-0x0000000000090000-0x0000000000190000-memory.dmp	upx
behavioral1/memory/2068-104-0x0000000000400000-0x0000000000453000-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/files/0x0004000000013d08-129.dat	upx
behavioral1/memory/2596-131-0x0000000002870000-0x00000000028C3000-memory.dmp	upx
behavioral1/memory/1912-150-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2596-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1912-209-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2596-249-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1560-253-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1532-252-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1912-247-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1532-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1560-255-0x0000000000400000-0x0000000000414000-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	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe
Token: SeDebugPrivilege	1532	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
1912	csrsll.exe
1532	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2068 wrote to memory of 2596	2068	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	31
PID 2596 wrote to memory of 1868	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	32
PID 2596 wrote to memory of 1868	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	32
PID 2596 wrote to memory of 1868	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	32
PID 2596 wrote to memory of 1868	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	32
PID 1868 wrote to memory of 1380	1868	cmd.exe	34
PID 1868 wrote to memory of 1380	1868	cmd.exe	34
PID 1868 wrote to memory of 1380	1868	cmd.exe	34
PID 1868 wrote to memory of 1380	1868	cmd.exe	34
PID 2596 wrote to memory of 1912	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	35
PID 2596 wrote to memory of 1912	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	35
PID 2596 wrote to memory of 1912	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	35
PID 2596 wrote to memory of 1912	2596	59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe	35
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1532	1912	csrsll.exe	36
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37
PID 1912 wrote to memory of 1560	1912	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
"C:\Users\Admin\AppData\Local\Temp\59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Users\Admin\AppData\Local\Temp\59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.exe
  "C:\Users\Admin\AppData\Local\Temp\59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0N.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\GLHIT.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1868
  - - 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:1380
- - 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:1912
  - - 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:1532
  - - 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:1560

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\GLHIT.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
f92dca5e06b76137ed1318b9b9976320

SHA1
904c5e4ebc94d903930610aeb67956f1ec7d1bfc

SHA256
59e10fb86857542f1677bbde77fb48b7125f1e839359cc615a8386bd3b98b1a0

SHA512
50c4d76337fd58dc1d382cc7141ca110f7ec1cf2df4f233fbbbbdabe8872ba8de9ecf75fee4bf703390b1e489dfeb1b6fbd887ae400298d413d253cf0c0909dc

Download Submit
memory/1532-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1532-252-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1560-253-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1560-255-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1912-154-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1912-164-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/1912-209-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1912-150-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1912-175-0x0000000000480000-0x0000000000481000-memory.dmp

Filesize
4KB

Download
memory/1912-247-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2068-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2068-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2068-85-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/2068-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2068-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2068-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2068-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2068-86-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/2068-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2068-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2068-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2068-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2068-15-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2068-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2068-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

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

Filesize
4KB

Download
memory/2596-144-0x0000000002870000-0x00000000028C3000-memory.dmp

Filesize
332KB

Download
memory/2596-145-0x0000000002870000-0x00000000028C3000-memory.dmp

Filesize
332KB

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

Filesize
44KB

Download
memory/2596-146-0x0000000002870000-0x00000000028C3000-memory.dmp

Filesize
332KB

Download
memory/2596-131-0x0000000002870000-0x00000000028C3000-memory.dmp

Filesize
332KB

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

Filesize
44KB

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

Filesize
44KB

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

Filesize
44KB

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

Filesize
44KB

Download
memory/2596-100-0x0000000000400000-0x000000000040B000-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/2596-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads