ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c

General

Target

ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe
Size

136KB
MD5

8c4f39320d7c4eea6b3e072106b282bf
SHA1

6ae3da39b56a665c3586099cbac685067d7442b0
SHA256

ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c
SHA512

035b61fca54b05f12de676a66eedce5a9474690a6a6cff29614af94368b8505ff34446967179bd960d2b92bc5a96256f2a1d2fb41e3bdeae80a439287166b8d4
SSDEEP

1536:6MVDsEe+yoBaVzlhNCg6k3j5kgOXUq+rtQ/QQkAT9TmY+R6rk3qZOPf:rplyoBaVphV6AtkgOXUqaaF9Tmb6yf

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4796	taskhost.exe
792	taskhost.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\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Taskhost = "C:\\Users\\Admin\\AppData\\Roaming\\taskhost.exe"	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3108 set thread context of 1604	3108	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	80
PID 4796 set thread context of 792	4796	taskhost.exe	84

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2432	3108	WerFault.exe	79
1812	4796	WerFault.exe	83

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3108 wrote to memory of 1604	3108	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	80
PID 3108 wrote to memory of 1604	3108	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	80
PID 3108 wrote to memory of 1604	3108	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	80
PID 3108 wrote to memory of 1604	3108	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	80
PID 3108 wrote to memory of 1604	3108	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	80
PID 1604 wrote to memory of 4796	1604	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	83
PID 1604 wrote to memory of 4796	1604	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	83
PID 1604 wrote to memory of 4796	1604	ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe	83
PID 4796 wrote to memory of 792	4796	taskhost.exe	84
PID 4796 wrote to memory of 792	4796	taskhost.exe	84
PID 4796 wrote to memory of 792	4796	taskhost.exe	84
PID 4796 wrote to memory of 792	4796	taskhost.exe	84
PID 4796 wrote to memory of 792	4796	taskhost.exe	84

C:\Users\Admin\AppData\Local\Temp\ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe
"C:\Users\Admin\AppData\Local\Temp\ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3108
- C:\Users\Admin\AppData\Local\Temp\ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe
  C:\Users\Admin\AppData\Local\Temp\ebc511ed3c477639ee9c6d56506346044f963d6cb713b3c81341add9aa52191c.exe
  2⤵
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Users\Admin\AppData\Roaming\taskhost.exe
    C:\Users\Admin\AppData\Roaming\taskhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4796
  - - C:\Users\Admin\AppData\Roaming\taskhost.exe
      C:\Users\Admin\AppData\Roaming\taskhost.exe
      4⤵
      Executes dropped EXE
      PID:792
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 292
      4⤵
      Program crash
      PID:1812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 304
  2⤵
  - Program crash
  PID:2432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3108 -ip 3108
1⤵
PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4796 -ip 4796
1⤵
PID:1524

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\taskhost.exe

Filesize
136KB

MD5
685c988850fc65706157bded578b507e

SHA1
8f1a6e53de157915cc30732c96c213589713d0ed

SHA256
c77feefdfc67f4a0488ef58b774e2d8814d5bdfa8c215e82b8991807d712c90c

SHA512
ed8bb993a5788eb545bf6cb99981bed3739885f16e95495784d066cb59273012a1aaef072516084290aedbd4c4dc77d86803fd7d68c8dbacc98f308fc0a7292e

Download Submit
C:\Users\Admin\AppData\Roaming\taskhost.exe

Filesize
136KB

MD5
685c988850fc65706157bded578b507e

SHA1
8f1a6e53de157915cc30732c96c213589713d0ed

SHA256
c77feefdfc67f4a0488ef58b774e2d8814d5bdfa8c215e82b8991807d712c90c

SHA512
ed8bb993a5788eb545bf6cb99981bed3739885f16e95495784d066cb59273012a1aaef072516084290aedbd4c4dc77d86803fd7d68c8dbacc98f308fc0a7292e

Download Submit
C:\Users\Admin\AppData\Roaming\taskhost.exe

Filesize
136KB

MD5
685c988850fc65706157bded578b507e

SHA1
8f1a6e53de157915cc30732c96c213589713d0ed

SHA256
c77feefdfc67f4a0488ef58b774e2d8814d5bdfa8c215e82b8991807d712c90c

SHA512
ed8bb993a5788eb545bf6cb99981bed3739885f16e95495784d066cb59273012a1aaef072516084290aedbd4c4dc77d86803fd7d68c8dbacc98f308fc0a7292e

Download Submit
memory/792-142-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/792-139-0x0000000000000000-mapping.dmp

Download
memory/792-143-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/792-145-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1604-135-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1604-134-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1604-133-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1604-132-0x0000000000000000-mapping.dmp

Download
memory/1604-144-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4796-136-0x0000000000000000-mapping.dmp

Download

Analysis

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