modiloader | f9b8c466f15a5c19bab984e121fc6f9c49bbed94b54ac5a2dd44dd4f676a78e8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-09-2024 01:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

20092024_0134_x.exe
Size

1.1MB
MD5

405a1fdf46b8dedb3ffddab68c208943
SHA1

53d054bc36633bdd9793410458a131f259e5ff33
SHA256

f9b8c466f15a5c19bab984e121fc6f9c49bbed94b54ac5a2dd44dd4f676a78e8
SHA512

6a9e7210ecc7ef3db63521cbefb0b5616a19ee1f159a2bb9c905933d7be09dede4cca064cd6edbf724d7165176ae426e161767507d5fa884f104604bbf8891ac
SSDEEP

24576:jkcL46wGlmCQ4dviIbWBFREfuFlFnP06vtSRDZZdI39v5SPfWxtPtnwpZz2MXMGq:jQnrIxf2dsjrMSehaaVt

Score

10^/10

modiloader discovery persistence trojan

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/3068-2-0x00000000034C0000-0x00000000044C0000-memory.dmp	modiloader_stage2

Executes dropped EXE 10 IoCs

pid	Process
2748	alpha.pif
2728	alpha.pif
2068	alpha.pif
2812	xpha.pif
2304	per.exe
1856	per.exe
320	alpha.pif
476	alpha.pif
1156	alpha.pif
492	lxsyrsiW.pif

Loads dropped DLL 6 IoCs

pid	Process
2740	cmd.exe
2740	cmd.exe
2740	cmd.exe
2068	alpha.pif
3068	20092024_0134_x.exe
3068	20092024_0134_x.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wisrysxl = "C:\\Users\\Public\\Wisrysxl.url"	20092024_0134_x.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
2	drive.google.com
4	drive.google.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 492	3068	20092024_0134_x.exe	46

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 9 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	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	20092024_0134_x.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2884	esentutl.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	4	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2740	3068	20092024_0134_x.exe	31
PID 3068 wrote to memory of 2740	3068	20092024_0134_x.exe	31
PID 3068 wrote to memory of 2740	3068	20092024_0134_x.exe	31
PID 3068 wrote to memory of 2740	3068	20092024_0134_x.exe	31
PID 2740 wrote to memory of 2840	2740	cmd.exe	33
PID 2740 wrote to memory of 2840	2740	cmd.exe	33
PID 2740 wrote to memory of 2840	2740	cmd.exe	33
PID 2740 wrote to memory of 2840	2740	cmd.exe	33
PID 2740 wrote to memory of 2884	2740	cmd.exe	34
PID 2740 wrote to memory of 2884	2740	cmd.exe	34
PID 2740 wrote to memory of 2884	2740	cmd.exe	34
PID 2740 wrote to memory of 2884	2740	cmd.exe	34
PID 2740 wrote to memory of 2748	2740	cmd.exe	35
PID 2740 wrote to memory of 2748	2740	cmd.exe	35
PID 2740 wrote to memory of 2748	2740	cmd.exe	35
PID 2740 wrote to memory of 2748	2740	cmd.exe	35
PID 2740 wrote to memory of 2728	2740	cmd.exe	36
PID 2740 wrote to memory of 2728	2740	cmd.exe	36
PID 2740 wrote to memory of 2728	2740	cmd.exe	36
PID 2740 wrote to memory of 2728	2740	cmd.exe	36
PID 2740 wrote to memory of 2068	2740	cmd.exe	37
PID 2740 wrote to memory of 2068	2740	cmd.exe	37
PID 2740 wrote to memory of 2068	2740	cmd.exe	37
PID 2740 wrote to memory of 2068	2740	cmd.exe	37
PID 2068 wrote to memory of 2812	2068	alpha.pif	38
PID 2068 wrote to memory of 2812	2068	alpha.pif	38
PID 2068 wrote to memory of 2812	2068	alpha.pif	38
PID 2068 wrote to memory of 2812	2068	alpha.pif	38
PID 2740 wrote to memory of 320	2740	cmd.exe	41
PID 2740 wrote to memory of 320	2740	cmd.exe	41
PID 2740 wrote to memory of 320	2740	cmd.exe	41
PID 2740 wrote to memory of 320	2740	cmd.exe	41
PID 2740 wrote to memory of 476	2740	cmd.exe	42
PID 2740 wrote to memory of 476	2740	cmd.exe	42
PID 2740 wrote to memory of 476	2740	cmd.exe	42
PID 2740 wrote to memory of 476	2740	cmd.exe	42
PID 2740 wrote to memory of 1156	2740	cmd.exe	43
PID 2740 wrote to memory of 1156	2740	cmd.exe	43
PID 2740 wrote to memory of 1156	2740	cmd.exe	43
PID 2740 wrote to memory of 1156	2740	cmd.exe	43
PID 3068 wrote to memory of 1268	3068	20092024_0134_x.exe	44
PID 3068 wrote to memory of 1268	3068	20092024_0134_x.exe	44
PID 3068 wrote to memory of 1268	3068	20092024_0134_x.exe	44
PID 3068 wrote to memory of 1268	3068	20092024_0134_x.exe	44
PID 3068 wrote to memory of 492	3068	20092024_0134_x.exe	46
PID 3068 wrote to memory of 492	3068	20092024_0134_x.exe	46
PID 3068 wrote to memory of 492	3068	20092024_0134_x.exe	46
PID 3068 wrote to memory of 492	3068	20092024_0134_x.exe	46
PID 3068 wrote to memory of 492	3068	20092024_0134_x.exe	46
PID 3068 wrote to memory of 492	3068	20092024_0134_x.exe	46

C:\Users\Admin\AppData\Local\Temp\20092024_0134_x.exe
"C:\Users\Admin\AppData\Local\Temp\20092024_0134_x.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Public\Libraries\lxsyrsiW.cmd" "
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\esentutl.exe
    C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
    3⤵
    PID:2840
- - C:\Windows\SysWOW64\esentutl.exe
    C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:2884
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2748
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2728
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2068
  - - C:\Users\Public\xpha.pif
      C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2812
- - C:\Windows \SysWOW64\per.exe
    "C:\\Windows \\SysWOW64\\per.exe
    3⤵
    - Executes dropped EXE
    PID:2304
- - C:\Windows \SysWOW64\per.exe
    "C:\Windows \SysWOW64\per.exe"
    3⤵
    - Executes dropped EXE
    PID:1856
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:320
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:476
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1156
- C:\Windows\SysWOW64\esentutl.exe
  C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\20092024_0134_x.exe /d C:\\Users\\Public\\Libraries\\Wisrysxl.PIF /o
  2⤵
  PID:1268
- C:\Users\Public\Libraries\lxsyrsiW.pif
  C:\Users\Public\Libraries\lxsyrsiW.pif
  2⤵
  - Executes dropped EXE
  PID:492

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Public\Libraries\lxsyrsiW.cmd

Filesize
60KB

MD5
b87f096cbc25570329e2bb59fee57580

SHA1
d281d1bf37b4fb46f90973afc65eece3908532b2

SHA256
d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

SHA512
72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

Download Submit
C:\Users\Public\xpha.pif

Filesize
15KB

MD5
6242e3d67787ccbf4e06ad2982853144

SHA1
6ac7947207d999a65890ab25fe344955da35028e

SHA256
4ca10dba7ff487fdb3f1362a3681d7d929f5aa1262cdfd31b04c30826983fb1d

SHA512
7d0d457e1537d624119a8023bcc086575696a5739c0460ef11554afac13af5e5d1edc7629a10e62834aba9f1b3ab1442011b15b4c3930399d91dca34b3b1cbaf

Download Submit
C:\Windows \SysWOW64\per.exe

Filesize
94KB

MD5
869640d0a3f838694ab4dfea9e2f544d

SHA1
bdc42b280446ba53624ff23f314aadb861566832

SHA256
0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

SHA512
6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

Download Submit
\Users\Public\Libraries\lxsyrsiW.pif

Filesize
66KB

MD5
c116d3604ceafe7057d77ff27552c215

SHA1
452b14432fb5758b46f2897aeccd89f7c82a727d

SHA256
7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

SHA512
9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

Download Submit
\Users\Public\alpha.pif

Filesize
295KB

MD5
ad7b9c14083b52bc532fba5948342b98

SHA1
ee8cbf12d87c4d388f09b4f69bed2e91682920b5

SHA256
17f746d82695fa9b35493b41859d39d786d32b23a9d2e00f4011dec7a02402ae

SHA512
e12aad20c824187b39edb3c7943709290b5ddbf1b4032988db46f2e86da3cf7e7783f78c82e4dc5da232f666b8f9799a260a1f8e2694eb4d0cdaf78da710fde1

Download Submit
memory/492-77-0x00000000001B0000-0x00000000011B0000-memory.dmp

Filesize
16.0MB

Download
memory/3068-0-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/3068-1-0x00000000034C0000-0x00000000044C0000-memory.dmp

Filesize
16.0MB

Download
memory/3068-2-0x00000000034C0000-0x00000000044C0000-memory.dmp

Filesize
16.0MB

Download
memory/3068-4-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads