ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41

General

Target

ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe
Size

355KB
MD5

efc1cd7144c52b978743013c8e9074cb
SHA1

c5db6ebf3da3c6e2df58f9ea410c3dbe952ba93b
SHA256

ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41
SHA512

37ddfb0b9600d0a0f801a5e5ff4d9296ca571c3ea13be3fdccf2d1c4e8537734a7a118bc123257b651868ccbc560849e51bb36aeded77745e093ef3357c787e4
SSDEEP

6144:b1dlZro5ykzLjZkEWKYX6Y714MjgyXZu+oy1j8QPE27HO6q9wnsez:b1dlZo5ykDF/wx4MjfXk+oy1ljHO6bP

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
844	microsoft.exe
1892	Services.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
580	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2dfc18ac694cacc73ac35096102544dd.exe	Services.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2dfc18ac694cacc73ac35096102544dd.exe	Services.exe

Loads dropped DLL 2 IoCs

pid	Process
1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe
844	microsoft.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\2dfc18ac694cacc73ac35096102544dd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Services.exe\" .."	Services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2dfc18ac694cacc73ac35096102544dd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Services.exe\" .."	Services.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1892	Services.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1892	Services.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 844	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	27
PID 1724 wrote to memory of 844	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	27
PID 1724 wrote to memory of 844	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	27
PID 1724 wrote to memory of 844	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	27
PID 844 wrote to memory of 1892	844	microsoft.exe	28
PID 844 wrote to memory of 1892	844	microsoft.exe	28
PID 844 wrote to memory of 1892	844	microsoft.exe	28
PID 844 wrote to memory of 1892	844	microsoft.exe	28
PID 1892 wrote to memory of 580	1892	Services.exe	31
PID 1892 wrote to memory of 580	1892	Services.exe	31
PID 1892 wrote to memory of 580	1892	Services.exe	31
PID 1892 wrote to memory of 580	1892	Services.exe	31
PID 1724 wrote to memory of 1636	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	29
PID 1724 wrote to memory of 1636	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	29
PID 1724 wrote to memory of 1636	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	29
PID 1724 wrote to memory of 1636	1724	ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe	29

C:\Users\Admin\AppData\Local\Temp\ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe
"C:\Users\Admin\AppData\Local\Temp\ab508b335a089482c3a8b40bbe97da219e897dabdc8c644c3ba40abdc4b37d41.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1724
- C:\temp\microsoft.exe
  "C:\temp\microsoft.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:844
- - C:\Users\Admin\AppData\Local\Temp\Services.exe
    "C:\Users\Admin\AppData\Local\Temp\Services.exe"
    3⤵
    - Executes dropped EXE
    - Drops startup file
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1892
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Services.exe" "Services.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      PID:580
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\temp\error.vbs"
  2⤵
  PID:1636

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
552KB

MD5
11819bdf432c7d9599963ac8f443968e

SHA1
46dd0f0d65437e1abd441b214078cde336301f73

SHA256
aeca776f6da5751849a10b6fbe96eb22691d5b46968588a3bfe7a159a57d49cd

SHA512
e46aa9717afe5d7bd4183a352ef1a57d03ab1994ef72f2cf02d5f3f5dd91d45e7187005e44e9e0c3e2e0542f22fbe25543356b72fb4700f9fbf445393d25d960

Download Submit
C:\Users\Admin\AppData\Local\Temp\Services.exe

Filesize
552KB

MD5
11819bdf432c7d9599963ac8f443968e

SHA1
46dd0f0d65437e1abd441b214078cde336301f73

SHA256
aeca776f6da5751849a10b6fbe96eb22691d5b46968588a3bfe7a159a57d49cd

SHA512
e46aa9717afe5d7bd4183a352ef1a57d03ab1994ef72f2cf02d5f3f5dd91d45e7187005e44e9e0c3e2e0542f22fbe25543356b72fb4700f9fbf445393d25d960

Download Submit
C:\temp\error.vbs

Filesize
79B

MD5
036236a839b6e64bbf4817a5a423937d

SHA1
07a03fd651c1ca308e14f56c89ca7c6b3e8b1d0e

SHA256
1af8115abb82c0011a59a3b85b92e77a58e95034a54d0d4677c7674ccc9397dc

SHA512
de9d23236176ce032102acf196e7b4d4b63a373682e7bd95526d8b7977b9d6f58065e7c9cdc2f079826f9e68cde0b2f11605f1f013dab53c7a75957f904110ee

Download Submit
C:\temp\microsoft.exe

Filesize
552KB

MD5
11819bdf432c7d9599963ac8f443968e

SHA1
46dd0f0d65437e1abd441b214078cde336301f73

SHA256
aeca776f6da5751849a10b6fbe96eb22691d5b46968588a3bfe7a159a57d49cd

SHA512
e46aa9717afe5d7bd4183a352ef1a57d03ab1994ef72f2cf02d5f3f5dd91d45e7187005e44e9e0c3e2e0542f22fbe25543356b72fb4700f9fbf445393d25d960

Download Submit
C:\temp\microsoft.exe

Filesize
552KB

MD5
11819bdf432c7d9599963ac8f443968e

SHA1
46dd0f0d65437e1abd441b214078cde336301f73

SHA256
aeca776f6da5751849a10b6fbe96eb22691d5b46968588a3bfe7a159a57d49cd

SHA512
e46aa9717afe5d7bd4183a352ef1a57d03ab1994ef72f2cf02d5f3f5dd91d45e7187005e44e9e0c3e2e0542f22fbe25543356b72fb4700f9fbf445393d25d960

Download Submit
\Users\Admin\AppData\Local\Temp\Services.exe

Filesize
552KB

MD5
11819bdf432c7d9599963ac8f443968e

SHA1
46dd0f0d65437e1abd441b214078cde336301f73

SHA256
aeca776f6da5751849a10b6fbe96eb22691d5b46968588a3bfe7a159a57d49cd

SHA512
e46aa9717afe5d7bd4183a352ef1a57d03ab1994ef72f2cf02d5f3f5dd91d45e7187005e44e9e0c3e2e0542f22fbe25543356b72fb4700f9fbf445393d25d960

Download Submit
\temp\microsoft.exe

Filesize
552KB

MD5
11819bdf432c7d9599963ac8f443968e

SHA1
46dd0f0d65437e1abd441b214078cde336301f73

SHA256
aeca776f6da5751849a10b6fbe96eb22691d5b46968588a3bfe7a159a57d49cd

SHA512
e46aa9717afe5d7bd4183a352ef1a57d03ab1994ef72f2cf02d5f3f5dd91d45e7187005e44e9e0c3e2e0542f22fbe25543356b72fb4700f9fbf445393d25d960

Download Submit
memory/844-59-0x0000000000C20000-0x0000000000CB0000-memory.dmp

Filesize
576KB

Download
memory/1724-54-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

Filesize
8KB

Download
memory/1892-65-0x0000000001150000-0x00000000011E0000-memory.dmp

Filesize
576KB

Download

Analysis

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