fe4bf4127f90432d512fd211363d59f552c6741bc4625a08bca9ac2c89b86ea9 | Triage

Analysis

max time kernel
143s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/06/2024, 05:36 UTC

Sharing

Report Analysis Logs

General

Target

UBGG Internal.exe
Size

6.3MB
MD5

d4e1dc6dd9095039646485bdb5b2a452
SHA1

b50fd8a91e5203aa52cd8ebfa55a69705fc1af9c
SHA256

fe4bf4127f90432d512fd211363d59f552c6741bc4625a08bca9ac2c89b86ea9
SHA512

556afcfb8424a2b3ca783e199ec1958e0171bbfc0d633da8b264fc42506bedda8ad393a5c266b190e2c47ab8039993e90f561d4f5995c80862002296ed26e530
SSDEEP

98304:mtsSlQpwe40HXnEshBljnOgV2hcOwSfvfhk2MfYDY1GgOw9c41VBji0ChmpP/:mVQpdXHXnnhNV2hcDKXhV+UYJO8c8fn

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	UBGG Internal.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	UBGG Internal.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	UBGG Internal.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	UBGG Internal.exe

Themida packer 22 IoCs

Detects Themida, an advanced Windows software protection system.

resource	yara_rule
behavioral2/memory/628-0-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-2-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-3-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-4-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-5-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-7-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-6-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-32-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-33-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-34-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-35-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-36-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-37-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-38-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-39-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-40-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-41-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-42-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-43-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-44-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-45-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida
behavioral2/memory/628-46-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	UBGG Internal.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
628	UBGG Internal.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4696	powershell.exe
4696	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
628	UBGG Internal.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4696	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
628	UBGG Internal.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 4696	628	UBGG Internal.exe	91
PID 628 wrote to memory of 4696	628	UBGG Internal.exe	91

C:\Users\Admin\AppData\Local\Temp\UBGG Internal.exe
"C:\Users\Admin\AppData\Local\Temp\UBGG Internal.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:628
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" /C Get-Service -Name WpnUserService* | Restart-Service -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4696

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3756 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
1⤵
PID:3788

Network

DNS

240.221.184.93.in-addr.arpa

Remote address:

8.8.8.8:53

Request

240.221.184.93.in-addr.arpa

IN PTR

Response
DNS

28.118.140.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

28.118.140.52.in-addr.arpa

IN PTR

Response
DNS

134.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

134.32.126.40.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

access.chairfbi.com

UBGG Internal.exe

Remote address:

8.8.8.8:53

Request

access.chairfbi.com

IN A

Response

access.chairfbi.com

IN A

172.67.223.160

access.chairfbi.com

IN A

104.21.46.46
GET

https://access.chairfbi.com/loader/version/Customers

UBGG Internal.exe

Remote address:

172.67.223.160:443

Request

GET /loader/version/Customers HTTP/1.1
Connection: Keep-Alive
User-Agent: cpprestsdk/2.10.18
Host: access.chairfbi.com

Response

HTTP/1.1 200 OK

Date: Sat, 08 Jun 2024 05:37:03 GMT
Content-Type: text/plain; charset=utf-8
Content-Length: 3
Connection: keep-alive
set-cookie: XSRF-TOKEN=e%3Ak1iYEO6Cs6zfbwv_AXyZFYqf3FeegIyy4MxPZPcJ4m_C9fMnA_0ZOaCYBdHFGrG_aO9vKBkRDlvbTFXYxOkR8SnVTRe10CxKNnTvnoEcBHU.dHFUUEFTeUpid0V2NHZtZw.vsEtQ7hCgeiAY1rREHWW9dAK4zHz6zZEQ0Zy5p-qq2c; Max-Age=7200; Path=/
set-cookie: adonis-session=s%3AeyJtZXNzYWdlIjoiY2x4NW9uejhzMmFseGx1aXIwa2E0MG03biIsInB1cnBvc2UiOiJhZG9uaXMtc2Vzc2lvbiJ9.ybGhZMx-z_NmnubgyVWKAaIgGalB4jS-RKIXI6D3NZw; Max-Age=7200; Path=/; HttpOnly
set-cookie: clx5onz8s2alxluir0ka40m7n=e%3AeEkLJKz9wkdJUU4-UfFNuPm3qCR28ORU85yGhw54c_4Ny3Q5YXWvxsZHjwzhU0nNihnA_sjG2w8bmSppywIPiR6gAg7W2dmFuTb6vjML0uYux97VFyC4NF-V_sMUqvoc.YnNManNWRjdjN0dEaGg0aw.SYuGB-cL80Rp_yDLRMtTH0OwbSfKUIWdHK_zxGq9QNI; Max-Age=7200; Path=/; HttpOnly
x-dns-prefetch-control: on
x-frame-options: DENY
strict-transport-security: max-age=15552000000; includeSubDomains
x-content-type-options: nosniff
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=JJf%2F54EkcVyUjvVIjqNAcbC7IrdFt1Eby%2BUkLE97rYFsjgyCZeZxjb2%2BnppYS5ZHtPZ5pe%2FjnGpMcH2vjO7WPzsXSZ%2FGwpG6o81t4UjvGDoDrOMf13ryYBvPCHRWrb%2FlGr%2F8c4Fl"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 8906871ccb69956b-LHR
alt-svc: h3=":443"; ma=86400
DNS

x2.c.lencr.org

UBGG Internal.exe

Remote address:

8.8.8.8:53

Request

x2.c.lencr.org

IN A

Response

x2.c.lencr.org

IN CNAME

crl.root-x1.letsencrypt.org.edgekey.net

crl.root-x1.letsencrypt.org.edgekey.net

IN CNAME

e8652.dscx.akamaiedge.net

e8652.dscx.akamaiedge.net

IN A

23.55.97.11
GET

http://x2.c.lencr.org/

UBGG Internal.exe

Remote address:

23.55.97.11:80

Request

GET / HTTP/1.1
Connection: Keep-Alive
Accept: */*
User-Agent: Microsoft-CryptoAPI/10.0
Host: x2.c.lencr.org

Response

HTTP/1.1 200 OK

Server: nginx
Content-Type: application/pkix-crl
Last-Modified: Mon, 12 Feb 2024 22:07:27 GMT
ETag: "65ca969f-12b"
Cache-Control: max-age=3600
Expires: Sat, 08 Jun 2024 06:37:03 GMT
Date: Sat, 08 Jun 2024 05:37:03 GMT
Content-Length: 299
Connection: keep-alive
DNS

160.223.67.172.in-addr.arpa

Remote address:

8.8.8.8:53

Request

160.223.67.172.in-addr.arpa

IN PTR

Response
DNS

11.97.55.23.in-addr.arpa

Remote address:

8.8.8.8:53

Request

11.97.55.23.in-addr.arpa

IN PTR

Response

11.97.55.23.in-addr.arpa

IN PTR

a23-55-97-11deploystaticakamaitechnologiescom
DNS

196.249.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

196.249.167.52.in-addr.arpa

IN PTR

Response
DNS

228.249.119.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

228.249.119.40.in-addr.arpa

IN PTR

Response
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR

Response
DNS

171.39.242.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

171.39.242.20.in-addr.arpa

IN PTR

Response
DNS

0.204.248.87.in-addr.arpa

Remote address:

8.8.8.8:53

Request

0.204.248.87.in-addr.arpa

IN PTR

Response

0.204.248.87.in-addr.arpa

IN PTR

https-87-248-204-0lhrllnwnet
DNS

21.236.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

21.236.111.52.in-addr.arpa

IN PTR

Response
DNS

226.162.46.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

226.162.46.104.in-addr.arpa

IN PTR

Response

172.67.223.160:443

https://access.chairfbi.com/loader/version/Customers

tls, http

UBGG Internal.exe

973 B
6.9kB
12
12

HTTP Request

GET https://access.chairfbi.com/loader/version/Customers

HTTP Response

200
23.55.97.11:80

http://x2.c.lencr.org/

http

UBGG Internal.exe

391 B
760 B
6
4

HTTP Request

GET http://x2.c.lencr.org/

HTTP Response

200
20.231.121.79:80

46 B
1
13.107.246.64:443

46 B
40 B
1
1

8.8.8.8:53

240.221.184.93.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

240.221.184.93.in-addr.arpa
8.8.8.8:53

28.118.140.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

28.118.140.52.in-addr.arpa
8.8.8.8:53

134.32.126.40.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

134.32.126.40.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

access.chairfbi.com

dns

UBGG Internal.exe

65 B
97 B
1
1

DNS Request

access.chairfbi.com

DNS Response

172.67.223.160

104.21.46.46
8.8.8.8:53

x2.c.lencr.org

dns

UBGG Internal.exe

60 B
165 B
1
1

DNS Request

x2.c.lencr.org

DNS Response

23.55.97.11
8.8.8.8:53

160.223.67.172.in-addr.arpa

dns

73 B
135 B
1
1

DNS Request

160.223.67.172.in-addr.arpa
8.8.8.8:53

11.97.55.23.in-addr.arpa

dns

70 B
133 B
1
1

DNS Request

11.97.55.23.in-addr.arpa
8.8.8.8:53

196.249.167.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

196.249.167.52.in-addr.arpa
8.8.8.8:53

228.249.119.40.in-addr.arpa

dns

73 B
159 B
1
1

DNS Request

228.249.119.40.in-addr.arpa
8.8.8.8:53

86.23.85.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

86.23.85.13.in-addr.arpa
8.8.8.8:53

171.39.242.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

171.39.242.20.in-addr.arpa
8.8.8.8:53

0.204.248.87.in-addr.arpa

dns

71 B
116 B
1
1

DNS Request

0.204.248.87.in-addr.arpa
8.8.8.8:53

21.236.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

21.236.111.52.in-addr.arpa
8.8.8.8:53

226.162.46.104.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

226.162.46.104.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x4acar4z.rwp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/628-32-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-38-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-3-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-4-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-33-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-7-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-6-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-46-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-45-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-44-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-1-0x00007FF9F5790000-0x00007FF9F5792000-memory.dmp

Filesize
8KB

Download
memory/628-43-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-2-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-42-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-5-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-34-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-35-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-36-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-37-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-0-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-39-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-40-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/628-41-0x00007FF76BFC0000-0x00007FF76CF0D000-memory.dmp

Filesize
15.3MB

Download
memory/4696-25-0x00007FF9F56F0000-0x00007FF9F58E5000-memory.dmp

Filesize
2.0MB

Download
memory/4696-13-0x00007FF9F56F0000-0x00007FF9F58E5000-memory.dmp

Filesize
2.0MB

Download
memory/4696-12-0x00007FF9F56F0000-0x00007FF9F58E5000-memory.dmp

Filesize
2.0MB

Download
memory/4696-10-0x000001A3A6340000-0x000001A3A6362000-memory.dmp

Filesize
136KB

Download
memory/4696-11-0x00007FF9F56F0000-0x00007FF9F58E5000-memory.dmp

Filesize
2.0MB

Download