88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6

General

Target

88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe
Size

94KB
MD5

a75d399fca173a7377f975610161b3a4
SHA1

6f48a083b557f1836ef616ab98b6b505ecdda60a
SHA256

88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6
SHA512

7b0cc90d22759be48abafcc1428c0761c48bb7bc6da408c67dcded5f6050b8827dbba63c7d3fb58dd284b3c5ed6b552d5daa72d5dcb268cb7449ab79321c006a
SSDEEP

1536:3O5EswZGsitS+JPkazKi8tiJfuUQTdvUE88ASwZdOgFvU2HvLzkau:3OH6dittzzKi8t0Gn9mDSAAgNU2HP7u

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1944	MyServer.exe
864	DBS.EXE

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{21E9C5D3-EBFF-11CD-B6FD-00AA00B4E22A}	MyServer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{21E9C5D3-EBFF-11CD-B6FD-00AA00B4E22A}\StubPath = "C:\\Windows\\SYSTEM32\\DBS.EXE"	MyServer.exe

Loads dropped DLL 4 IoCs

pid	Process
1960	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe
1960	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe
1944	MyServer.exe
1944	MyServer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe
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\\\""	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DBS.EXE	MyServer.exe
File opened for modification	C:\Windows\SysWOW64\DBS.EXE	MyServer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1944	MyServer.exe
Token: SeDebugPrivilege	864	DBS.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 1944	1960	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe	26
PID 1960 wrote to memory of 1944	1960	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe	26
PID 1960 wrote to memory of 1944	1960	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe	26
PID 1960 wrote to memory of 1944	1960	88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe	26
PID 1944 wrote to memory of 864	1944	MyServer.exe	27
PID 1944 wrote to memory of 864	1944	MyServer.exe	27
PID 1944 wrote to memory of 864	1944	MyServer.exe	27
PID 1944 wrote to memory of 864	1944	MyServer.exe	27
PID 1944 wrote to memory of 1976	1944	MyServer.exe	28
PID 1944 wrote to memory of 1976	1944	MyServer.exe	28
PID 1944 wrote to memory of 1976	1944	MyServer.exe	28
PID 1944 wrote to memory of 1976	1944	MyServer.exe	28

C:\Users\Admin\AppData\Local\Temp\88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe
"C:\Users\Admin\AppData\Local\Temp\88f5bf0413fc89719d0f61708b6ce07c345eb9500b1115b602f00f37b77a5de6.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe
  2⤵
  - Executes dropped EXE
  - Modifies Installed Components in the registry
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1944
- - C:\Windows\SysWOW64\DBS.EXE
    C:\Windows\SYSTEM32\DBS.EXE
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:864
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c del /F C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe
    3⤵
    PID:1976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
C:\Windows\SysWOW64\DBS.EXE

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\MyServer.exe

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
\Windows\SysWOW64\DBS.EXE

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
\Windows\SysWOW64\DBS.EXE

Filesize
117KB

MD5
361c000b1159db7605751f4a1edcb38d

SHA1
0c345b607a231a0e5dd5cb9d7c1847bb4dcf1dd7

SHA256
139a3930ee6857fe07e3357bc65c3ea0648917f776a7b98cda03e551e9f777cb

SHA512
49275119eb8ec954aafd116f0ac8cc6a87d3a22a5969c46ca410ba45836a0a15b1394a4d74e07bfae5a3477ff5e9f7e8c44d0734d25a7db6e9c1e5563607fbcf

Download Submit
memory/1944-59-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/1960-60-0x0000000001000000-0x000000000103B000-memory.dmp

Filesize
236KB

Download
memory/1960-54-0x0000000001000000-0x000000000103B000-memory.dmp

Filesize
236KB

Download
memory/1960-68-0x0000000001000000-0x000000000103B000-memory.dmp

Filesize
236KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads