modiloader | e0605a1af0015ad5f2133fb81a9bf555efad8d3ad2166845511fcfc797ffa2f2

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05/08/2024, 06:50

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General

Target

6065dde59728d97cc4e8a1ea9507ebc0N.exe
Size

326KB
MD5

6065dde59728d97cc4e8a1ea9507ebc0
SHA1

3cd3f35bc129cb824234d3dd91db6c8ef233eed0
SHA256

e0605a1af0015ad5f2133fb81a9bf555efad8d3ad2166845511fcfc797ffa2f2
SHA512

7d02f4cdc5ca622b35ae6eb1fc9610f7d026f498f60d7003e288b9dbdfc0897d435bcc499f98bfdcf5b63a0ab0972f85bd3dd1d659675f86ccfd6281234db5a1
SSDEEP

3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:csxD5cwohO+O1sVG0/pZ6iPC8

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 Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/2804-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1464	csrsll.exe
2012	csrsll.exe
2804	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe
2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe
2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe
2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe
2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1916-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1916-91-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1916-82-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1916-81-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1916-78-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2640-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2640-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2640-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1916-106-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2640-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2640-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2640-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0009000000018710-131.dat	upx
behavioral1/memory/1464-153-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/1464-211-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2804-246-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2640-251-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1464-248-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral1/memory/2012-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2804-260-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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-1-5-21-2703099537-420551529-3771253338-1000\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 1916 set thread context of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1464 set thread context of 2012	1464	csrsll.exe	36
PID 1464 set thread context of 2804	1464	csrsll.exe	37

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	6065dde59728d97cc4e8a1ea9507ebc0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6065dde59728d97cc4e8a1ea9507ebc0N.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe
Token: SeDebugPrivilege	2012	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe
2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe
1464	csrsll.exe
2012	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 1916 wrote to memory of 2640	1916	6065dde59728d97cc4e8a1ea9507ebc0N.exe	30
PID 2640 wrote to memory of 1972	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	31
PID 2640 wrote to memory of 1972	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	31
PID 2640 wrote to memory of 1972	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	31
PID 2640 wrote to memory of 1972	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	31
PID 1972 wrote to memory of 1228	1972	cmd.exe	33
PID 1972 wrote to memory of 1228	1972	cmd.exe	33
PID 1972 wrote to memory of 1228	1972	cmd.exe	33
PID 1972 wrote to memory of 1228	1972	cmd.exe	33
PID 2640 wrote to memory of 1464	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	35
PID 2640 wrote to memory of 1464	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	35
PID 2640 wrote to memory of 1464	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	35
PID 2640 wrote to memory of 1464	2640	6065dde59728d97cc4e8a1ea9507ebc0N.exe	35
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2012	1464	csrsll.exe	36
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37
PID 1464 wrote to memory of 2804	1464	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\6065dde59728d97cc4e8a1ea9507ebc0N.exe
"C:\Users\Admin\AppData\Local\Temp\6065dde59728d97cc4e8a1ea9507ebc0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\6065dde59728d97cc4e8a1ea9507ebc0N.exe
  "C:\Users\Admin\AppData\Local\Temp\6065dde59728d97cc4e8a1ea9507ebc0N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\ETSGH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1972
  - - 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:1228
- - 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:1464
  - - 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:2012
  - - 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:2804

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ETSGH.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
326KB

MD5
a5e4e2d8b10943c989e369fe96d7ad58

SHA1
cdf487bcff6e1907bf923135ba8efe9e2646dfe3

SHA256
46c4cd824b76c27f37c2c7add31551f3977485413289bf66048cf7d440d05fa9

SHA512
5b155f2bc912ec3f12c7de2fccd98f691174574f52771f19ce700e8b0e081d3d0f9cd9153aee48ed571f073327ed8e2616168f8b374b5087374abeb3ff8411eb

Download Submit
memory/1464-153-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1464-156-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1464-166-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/1464-177-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1464-185-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/1464-211-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1464-248-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-78-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-106-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-79-0x00000000003A0000-0x00000000003A2000-memory.dmp

Filesize
8KB

Download
memory/1916-82-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-70-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/1916-92-0x00000000004B0000-0x0000000000504000-memory.dmp

Filesize
336KB

Download
memory/1916-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1916-91-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-47-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1916-81-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-60-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/1916-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1916-39-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1916-27-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1916-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1916-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2012-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2640-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-151-0x0000000003330000-0x0000000003384000-memory.dmp

Filesize
336KB

Download
memory/2640-150-0x0000000003330000-0x0000000003384000-memory.dmp

Filesize
336KB

Download
memory/2640-149-0x0000000003330000-0x0000000003384000-memory.dmp

Filesize
336KB

Download
memory/2640-148-0x0000000003330000-0x0000000003384000-memory.dmp

Filesize
336KB

Download
memory/2640-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-152-0x0000000003330000-0x0000000003384000-memory.dmp

Filesize
336KB

Download
memory/2640-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-251-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2804-246-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2804-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads