98c3a8de31df0c8f2d5063259159a6d02b594d150684b753ed84db218b01ea84

General

Target

26d742cb384f01def7edf82818fbfc3c.exe
Size

82KB
MD5

26d742cb384f01def7edf82818fbfc3c
SHA1

ce32a7d706317c492d1792a1c29dd1bf46e09407
SHA256

98c3a8de31df0c8f2d5063259159a6d02b594d150684b753ed84db218b01ea84
SHA512

080474471a5a82737c7a5dd4f70cec8c3bcc5ed1fcec1b387bfd35a54e29e871443103f65f93944c6c55d74464681c0f7835c5cd3cd1ef0c1479d9db7232b4d5
SSDEEP

1536:GzanVq7Nvsb2KFWh1GGfLmStHrhvHG/efUnLp1GMQXt1rA/iSzVl1ewBQULKM/5R:GzeVq1q/F01GYLhEBnLeMq9A/RZz7W4d

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
2768	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	neos.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\neos = "C:\\Windows\\neos.exe"	26d742cb384f01def7edf82818fbfc3c.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\neos.exe	26d742cb384f01def7edf82818fbfc3c.exe
File opened for modification	C:\Windows\neos.exe	26d742cb384f01def7edf82818fbfc3c.exe
File created	C:\Windows\crock+mock.config	neos.exe
File opened for modification	C:\Windows\crock+mock.config	neos.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2844	2512	26d742cb384f01def7edf82818fbfc3c.exe	18
PID 2512 wrote to memory of 2844	2512	26d742cb384f01def7edf82818fbfc3c.exe	18
PID 2512 wrote to memory of 2844	2512	26d742cb384f01def7edf82818fbfc3c.exe	18
PID 2512 wrote to memory of 2844	2512	26d742cb384f01def7edf82818fbfc3c.exe	18
PID 2844 wrote to memory of 2768	2844	neos.exe	20
PID 2844 wrote to memory of 2768	2844	neos.exe	20
PID 2844 wrote to memory of 2768	2844	neos.exe	20
PID 2844 wrote to memory of 2768	2844	neos.exe	20
PID 2844 wrote to memory of 1200	2844	neos.exe	21
PID 2844 wrote to memory of 1200	2844	neos.exe	21
PID 2844 wrote to memory of 1200	2844	neos.exe	21
PID 2844 wrote to memory of 1200	2844	neos.exe	21
PID 2844 wrote to memory of 2136	2844	neos.exe	25
PID 2844 wrote to memory of 2136	2844	neos.exe	25
PID 2844 wrote to memory of 2136	2844	neos.exe	25
PID 2844 wrote to memory of 2136	2844	neos.exe	25
PID 2136 wrote to memory of 2816	2136	w32tm.exe	31
PID 2136 wrote to memory of 2816	2136	w32tm.exe	31
PID 2136 wrote to memory of 2816	2136	w32tm.exe	31
PID 2136 wrote to memory of 2816	2136	w32tm.exe	31
PID 1200 wrote to memory of 2812	1200	w32tm.exe	32
PID 1200 wrote to memory of 2812	1200	w32tm.exe	32
PID 1200 wrote to memory of 2812	1200	w32tm.exe	32
PID 1200 wrote to memory of 2812	1200	w32tm.exe	32

C:\Users\Admin\AppData\Local\Temp\26d742cb384f01def7edf82818fbfc3c.exe
"C:\Users\Admin\AppData\Local\Temp\26d742cb384f01def7edf82818fbfc3c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\neos.exe
  "C:\Windows\neos.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2844
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall set allowedprogram "C:\Windows\neos.exe" enable
    3⤵
    - Modifies Windows Firewall
    PID:2768
- - C:\Windows\SysWOW64\w32tm.exe
    w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1200
  - - C:\Windows\system32\w32tm.exe
      w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
      4⤵
      PID:2812
- - C:\Windows\SysWOW64\w32tm.exe
    w32tm /config /update
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2136
  - - C:\Windows\system32\w32tm.exe
      w32tm /config /update
      4⤵
      PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

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:\Windows\crock+mock.config

Filesize
46KB

MD5
d1c9d8227f89159fd1e8d8b764154cc7

SHA1
2055f923caf61e3523f8748926e6d4d19aea128f

SHA256
ab670c48dba8250c3f0ee1728a303091c5e13c257b878e0d4044f483411ea476

SHA512
c53d82af80db8deb3c911ce6b02ef4c339add257bc78e8674cc6d1ce012bb49f9d66edabe36494a2495615c4ed8d77b53135bd77a86e92cdc0ca200ef5ad16fc

Download Submit
C:\Windows\crock+mock.config

Filesize
4KB

MD5
97344f399e03af049746392c0977ccca

SHA1
c4b8d20c800ee1361c7eae70cfe756330af570c9

SHA256
c38a5b8eed50ee575b6d22ac158024faa85a9700b8d1fa1603e04f4087adc5f9

SHA512
1ba10c7ae9044dae9577da3625fdbbcdab3a5847eee1e22c9bd68bb6eae1e48795a2b080114df2ff8dfb29630f887ae93487a66deb509bbbd90fbd4cef396db3

Download Submit
C:\Windows\neos.exe

Filesize
82KB

MD5
26d742cb384f01def7edf82818fbfc3c

SHA1
ce32a7d706317c492d1792a1c29dd1bf46e09407

SHA256
98c3a8de31df0c8f2d5063259159a6d02b594d150684b753ed84db218b01ea84

SHA512
080474471a5a82737c7a5dd4f70cec8c3bcc5ed1fcec1b387bfd35a54e29e871443103f65f93944c6c55d74464681c0f7835c5cd3cd1ef0c1479d9db7232b4d5

Download Submit
memory/2844-985-0x0000000000240000-0x0000000000261000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads