modiloader | 2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77

Analysis

max time kernel
119s
max time network
28s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 21:43

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General

Target

2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
Size

90KB
MD5

8b248c6de8d9d46cea20532b8ade80f0
SHA1

fcc4888946633f9afb9dfe6b825a0507ab08fdc7
SHA256

2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77
SHA512

45a4f0699a2a6ef035f279b156b876ca44fb24f1adec283ee7c0eb6a14eafc0a0b53d4d8c2f914fcba0ebc08d2f8ca9fc4731b527dc2719a4ef8b9b2f396c856
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 1 IoCs

resource	yara_rule
behavioral1/memory/3012-263-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
624	csrsll.exe
964	csrsll.exe
3012	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.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-1-5-21-3692679935-4019334568-335155002-1000\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 2368 set thread context of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 624 set thread context of 964	624	csrsll.exe	36
PID 624 set thread context of 3012	624	csrsll.exe	37

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2368-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2368-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2368-103-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2708-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2708-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2708-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2368-91-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2708-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2708-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2708-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2368-28-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x000a000000016c23-132.dat	upx
behavioral1/memory/2708-134-0x00000000027E0000-0x0000000002833000-memory.dmp	upx
behavioral1/memory/624-152-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2708-153-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/624-219-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/624-218-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/3012-251-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/624-256-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2708-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/964-262-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-263-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 63 IoCs

description	pid	Process
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe
Token: SeDebugPrivilege	964	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
624	csrsll.exe
964	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2368 wrote to memory of 2708	2368	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	31
PID 2708 wrote to memory of 2840	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	32
PID 2708 wrote to memory of 2840	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	32
PID 2708 wrote to memory of 2840	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	32
PID 2708 wrote to memory of 2840	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	32
PID 2840 wrote to memory of 1296	2840	cmd.exe	34
PID 2840 wrote to memory of 1296	2840	cmd.exe	34
PID 2840 wrote to memory of 1296	2840	cmd.exe	34
PID 2840 wrote to memory of 1296	2840	cmd.exe	34
PID 2708 wrote to memory of 624	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	35
PID 2708 wrote to memory of 624	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	35
PID 2708 wrote to memory of 624	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	35
PID 2708 wrote to memory of 624	2708	2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe	35
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 964	624	csrsll.exe	36
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37
PID 624 wrote to memory of 3012	624	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
"C:\Users\Admin\AppData\Local\Temp\2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe
  "C:\Users\Admin\AppData\Local\Temp\2e05ab5dcd7e6089199427ad78b27ef2fc5006134358fb8d6de7fdee321c9b77N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\VSGSD.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2840
  - - 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:1296
- - 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:624
  - - 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:964
  - - 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:3012

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\VSGSD.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
5744b776224ad0d9205e34e19615acef

SHA1
cb744bc74713651b29dd10aff3892e12b7459a20

SHA256
2f63e65d0d444254a522306375a1e092f6621ca6073e82c2514e61fb093a1274

SHA512
88e2938b16ccdd979d50d8bab2b7b3eb353eb61d0b77f0564f674e14f0a4f1cf28857e5184bd18511d7d744b2c2cecfd71b961e41dd473b71a8798edc5c7c0fc

Download Submit
memory/624-256-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/624-218-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/624-219-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/624-160-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/624-170-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/624-181-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/624-152-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/964-262-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2368-28-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-103-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-5-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2368-7-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2368-81-0x0000000000730000-0x0000000000732000-memory.dmp

Filesize
8KB

Download
memory/2368-73-0x0000000000710000-0x0000000000711000-memory.dmp

Filesize
4KB

Download
memory/2368-63-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/2368-17-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/2368-91-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-27-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2368-43-0x0000000000630000-0x0000000000631000-memory.dmp

Filesize
4KB

Download
memory/2368-101-0x0000000000820000-0x0000000000873000-memory.dmp

Filesize
332KB

Download
memory/2368-31-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/2708-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-134-0x00000000027E0000-0x0000000002833000-memory.dmp

Filesize
332KB

Download
memory/2708-147-0x00000000027E0000-0x0000000002833000-memory.dmp

Filesize
332KB

Download
memory/2708-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-153-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-157-0x00000000027F0000-0x0000000002843000-memory.dmp

Filesize
332KB

Download
memory/2708-156-0x00000000027F0000-0x0000000002843000-memory.dmp

Filesize
332KB

Download
memory/2708-155-0x00000000027E0000-0x0000000002833000-memory.dmp

Filesize
332KB

Download
memory/2708-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-148-0x00000000027F0000-0x0000000002843000-memory.dmp

Filesize
332KB

Download
memory/2708-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-251-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3012-263-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads