Malware Analysis Report

2025-06-16 05:48

Sample ID 240326-l5kkaaaf7y
Target dee67ad2022a50c9a850345f9f3039ad
SHA256 797912761cf52fc44dda12c6fa8a0027c92ab06c9c17eb63130d0b6934b7c3f9
Tags
modiloader persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

797912761cf52fc44dda12c6fa8a0027c92ab06c9c17eb63130d0b6934b7c3f9

Threat Level: Known bad

The file dee67ad2022a50c9a850345f9f3039ad was found to be: Known bad.

Malicious Activity Summary

modiloader persistence trojan

ModiLoader, DBatLoader

ModiLoader Second Stage

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Drops file in Program Files directory

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-26 10:06

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-26 10:06

Reported

2024-03-26 10:09

Platform

win7-20240319-en

Max time kernel

121s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1376 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE
PID 1376 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE
PID 1376 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE
PID 1376 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE
PID 2240 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe
PID 2240 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe
PID 2240 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe
PID 2240 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe
PID 2536 wrote to memory of 2664 N/A C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Windows\SysWOW64\WerFault.exe
PID 2536 wrote to memory of 2664 N/A C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Windows\SysWOW64\WerFault.exe
PID 2536 wrote to memory of 2664 N/A C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Windows\SysWOW64\WerFault.exe
PID 2536 wrote to memory of 2664 N/A C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe

"C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE

C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe

"C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 292

Network

N/A

Files

memory/1376-0-0x0000000001000000-0x00000000010BF000-memory.dmp

memory/1376-1-0x0000000000720000-0x0000000000770000-memory.dmp

memory/1376-3-0x0000000000560000-0x0000000000561000-memory.dmp

memory/1376-11-0x00000000029D0000-0x00000000029D1000-memory.dmp

memory/1376-10-0x00000000029C0000-0x00000000029C3000-memory.dmp

memory/1376-9-0x0000000000570000-0x0000000000571000-memory.dmp

memory/1376-8-0x00000000009C0000-0x00000000009C1000-memory.dmp

memory/1376-7-0x00000000009F0000-0x00000000009F1000-memory.dmp

memory/1376-6-0x0000000000890000-0x0000000000891000-memory.dmp

memory/1376-5-0x0000000000880000-0x0000000000881000-memory.dmp

memory/1376-4-0x0000000000550000-0x0000000000551000-memory.dmp

memory/1376-2-0x00000000009E0000-0x00000000009E1000-memory.dmp

memory/1376-18-0x00000000029E0000-0x00000000029E1000-memory.dmp

memory/1376-17-0x00000000029F0000-0x00000000029F1000-memory.dmp

memory/1376-16-0x0000000002A00000-0x0000000002A01000-memory.dmp

memory/1376-15-0x0000000000170000-0x0000000000171000-memory.dmp

memory/1376-14-0x0000000000160000-0x0000000000161000-memory.dmp

memory/1376-13-0x0000000002A30000-0x0000000002A31000-memory.dmp

memory/1376-12-0x0000000002A40000-0x0000000002A41000-memory.dmp

\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE

MD5 339c098612d9d5e191ff1ed1cf79e407
SHA1 4100a767a69410dc46e0cedf9271b19fd77daba5
SHA256 93c876b2084c1f27fd1a23e54e3199c4a180303a5648c90d234d86a3f19f8522
SHA512 7801e6a24a9a349293d254a3a4bffa62765cb7bf5749a4743a20854adf501acf33ef746a92fc410aad056d3398367607b142a2ab141d09517aa182670776261e

memory/1376-27-0x0000000002CF0000-0x0000000002E11000-memory.dmp

memory/1376-30-0x0000000002CF0000-0x0000000002E11000-memory.dmp

memory/2240-29-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2240-31-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2240-32-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/1376-42-0x0000000001000000-0x00000000010BF000-memory.dmp

memory/1376-45-0x0000000000720000-0x0000000000770000-memory.dmp

memory/2536-46-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2536-47-0x0000000000240000-0x0000000000241000-memory.dmp

memory/2240-51-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2536-53-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2240-56-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1376-58-0x0000000000720000-0x0000000000770000-memory.dmp

memory/1376-57-0x0000000001000000-0x00000000010BF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-26 10:06

Reported

2024-03-26 10:09

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE N/A
File created C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe

"C:\Users\Admin\AppData\Local\Temp\dee67ad2022a50c9a850345f9f3039ad.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE

C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe

"C:\Program Files\Common Files\Microsoft Shared\MSINFO\srever.exe"

C:\program files\internet explorer\IEXPLORE.EXE

"C:\program files\internet explorer\IEXPLORE.EXE"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4508 -ip 4508

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 604

Network

Country Destination Domain Proto
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 208.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 11.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 196.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 192.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 202.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 7.173.189.20.in-addr.arpa udp

Files

memory/2640-0-0x0000000001000000-0x00000000010BF000-memory.dmp

memory/2640-1-0x0000000001000000-0x00000000010BF000-memory.dmp

memory/2640-2-0x0000000000AE0000-0x0000000000B30000-memory.dmp

memory/2640-3-0x0000000000D40000-0x0000000000D41000-memory.dmp

memory/2640-4-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

memory/2640-5-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

memory/2640-6-0x0000000000D00000-0x0000000000D01000-memory.dmp

memory/2640-7-0x0000000000D10000-0x0000000000D11000-memory.dmp

memory/2640-8-0x0000000000D50000-0x0000000000D51000-memory.dmp

memory/2640-9-0x0000000000D20000-0x0000000000D21000-memory.dmp

memory/2640-10-0x0000000000CE0000-0x0000000000CE1000-memory.dmp

memory/2640-11-0x0000000002A20000-0x0000000002A23000-memory.dmp

memory/2640-12-0x0000000002A30000-0x0000000002A31000-memory.dmp

memory/2640-13-0x0000000002A90000-0x0000000002A91000-memory.dmp

memory/2640-14-0x00000000005A0000-0x00000000005A1000-memory.dmp

memory/2640-21-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

memory/2640-20-0x0000000002A40000-0x0000000002A41000-memory.dmp

memory/2640-19-0x0000000002A50000-0x0000000002A51000-memory.dmp

memory/2640-18-0x0000000002A60000-0x0000000002A61000-memory.dmp

memory/2640-17-0x00000000005B0000-0x00000000005B1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\8_LHEX~1.EXE

MD5 339c098612d9d5e191ff1ed1cf79e407
SHA1 4100a767a69410dc46e0cedf9271b19fd77daba5
SHA256 93c876b2084c1f27fd1a23e54e3199c4a180303a5648c90d234d86a3f19f8522
SHA512 7801e6a24a9a349293d254a3a4bffa62765cb7bf5749a4743a20854adf501acf33ef746a92fc410aad056d3398367607b142a2ab141d09517aa182670776261e

memory/1964-26-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1964-25-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1964-27-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1964-30-0x0000000002500000-0x0000000002501000-memory.dmp

memory/4508-35-0x0000000000400000-0x0000000000521000-memory.dmp

memory/4508-36-0x0000000000700000-0x0000000000701000-memory.dmp

memory/1964-37-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2640-38-0x0000000001000000-0x00000000010BF000-memory.dmp

memory/2640-39-0x0000000000AE0000-0x0000000000B30000-memory.dmp

memory/4508-40-0x0000000000400000-0x0000000000521000-memory.dmp