08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48

General

Target

08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe
Size

232KB
MD5

5bb5f129ce3fc8893dd7dd6a17a4f2c0
SHA1

1f4ab9aeea449fceb93d8ce0059c2868dc20cc29
SHA256

08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48
SHA512

2040d477b4686afdc1551ab4c3dbeec3a58548a713afc4c26e50663f1e042b1e659175a019b734219d69b2194c8c9c487694de347757f9cf66e294d56efaf24f
SSDEEP

6144:01VDCiamd0vcjCHCGfGO3xiku+Pjvx/cp:6VKs0vc2iGP3i+7+

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6f9d0d81.exe	explorer.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*f9d0d81 = "C:\\Users\\Admin\\AppData\\Roaming\\6f9d0d81.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6f9d0d8 = "C:\\6f9d0d81\\6f9d0d81.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*f9d0d8 = "C:\\6f9d0d81\\6f9d0d81.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6f9d0d81 = "C:\\Users\\Admin\\AppData\\Roaming\\6f9d0d81.exe"	explorer.exe

Looks up external IP address via web service 4 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
28	myexternalip.com
48	myexternalip.com
4	ip-addr.es
26	myexternalip.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3408 set thread context of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe
3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3292	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe
1280	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3408 wrote to memory of 3292	3408	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	83
PID 3292 wrote to memory of 1280	3292	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	84
PID 3292 wrote to memory of 1280	3292	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	84
PID 3292 wrote to memory of 1280	3292	08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe	84
PID 1280 wrote to memory of 4540	1280	explorer.exe	85
PID 1280 wrote to memory of 4540	1280	explorer.exe	85
PID 1280 wrote to memory of 4540	1280	explorer.exe	85

C:\Users\Admin\AppData\Local\Temp\08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe
"C:\Users\Admin\AppData\Local\Temp\08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Users\Admin\AppData\Local\Temp\08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe
  C:\Users\Admin\AppData\Local\Temp\08a84b486c036d689195a1da40e42ad7b87ff133dd0d460e91b2b5863be32f48.exe
  2⤵
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3292
- - C:\Windows\SysWOW64\explorer.exe
    "C:\Windows\syswow64\explorer.exe"
    3⤵
    - Drops startup file
    - Adds Run key to start application
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:1280
  - - C:\Windows\SysWOW64\svchost.exe
      -k netsvcs
      4⤵
      PID:4540

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

memory/1280-138-0x0000000000DA0000-0x0000000000DC5000-memory.dmp

Filesize
148KB

Download
memory/3292-133-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/3292-135-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3292-137-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3408-134-0x00000000027C0000-0x00000000027C4000-memory.dmp

Filesize
16KB

Download
memory/4540-140-0x0000000000540000-0x0000000000565000-memory.dmp

Filesize
148KB

Download

Analysis

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