dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13

Analysis

max time kernel
184s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 12:04 UTC

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General

Target

dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13.exe
Size

37KB
MD5

f15392e92718a378726cc04e701a7f9c
SHA1

793336ac1dafa0f6a81b2d6889466ff38350ec5e
SHA256

dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13
SHA512

e4ab760fb1f34652dd564b53deaf374063085f25a7548178d46ebeed00112f89f4cf8e338c2a4a5b93030d265bb088334d7d1826e94683c9f5726b2a92b93912
SSDEEP

768:8uNor3AmmhmjMt+1ihv5rm04kzGWrgH1syep5TaFnciFJzu86rwT:39mmhmjMtEYv59zQap5uFnciFX6rK

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1356	gooby.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\gooby.exe"	gooby.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1356	gooby.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1356	gooby.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4652 wrote to memory of 1356	4652	dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13.exe	83
PID 4652 wrote to memory of 1356	4652	dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13.exe	83

C:\Users\Admin\AppData\Local\Temp\dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13.exe
"C:\Users\Admin\AppData\Local\Temp\dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4652
- C:\Users\Admin\AppData\Roaming\gooby.exe
  "C:\Users\Admin\AppData\Roaming\gooby.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1356

Network

DNS

226.101.242.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

226.101.242.52.in-addr.arpa

IN PTR

Response

72.21.81.240:80

46 B
40 B
1
1
72.21.81.240:80

260 B
5
72.21.81.240:80

322 B
7
72.21.81.240:80

260 B
5
72.21.81.240:80

260 B
5
104.80.225.205:443

322 B
7

8.8.8.8:53

226.101.242.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

226.101.242.52.in-addr.arpa

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
37KB

MD5
f15392e92718a378726cc04e701a7f9c

SHA1
793336ac1dafa0f6a81b2d6889466ff38350ec5e

SHA256
dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13

SHA512
e4ab760fb1f34652dd564b53deaf374063085f25a7548178d46ebeed00112f89f4cf8e338c2a4a5b93030d265bb088334d7d1826e94683c9f5726b2a92b93912

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

Filesize
37KB

MD5
f15392e92718a378726cc04e701a7f9c

SHA1
793336ac1dafa0f6a81b2d6889466ff38350ec5e

SHA256
dec2388900541d3e96b5d41bdfd9cae8ce4bee4e3b6c22eb07c9bfa5164b3d13

SHA512
e4ab760fb1f34652dd564b53deaf374063085f25a7548178d46ebeed00112f89f4cf8e338c2a4a5b93030d265bb088334d7d1826e94683c9f5726b2a92b93912

Download Submit
memory/1356-136-0x00007FFDF9870000-0x00007FFDFA2A6000-memory.dmp

Filesize
10.2MB

Download
memory/4652-132-0x00007FFDF9870000-0x00007FFDFA2A6000-memory.dmp

Filesize
10.2MB

Download