9350399273cb2f3f4afcb7177f18a613f29168aadb0644bc8c3b1034447a4a04

General

Target
OperaGXSetup.exe
Size 3.9MB
Sample260821-php32aek9y
SHA256 9350399273cb2f3f4afcb7177f18a613f29168aadb0644bc8c3b1034447a4a04
MD5 6184d115114d1266b68124d76fbd9cc5
SHA1 722a8b2a9b250b49bc7e1ff0c499aebd50c08b7c
SHA512 79f21a8fb9d9b394b3afaba898bdc851ca51c3ac12a4d871cb77eb41efeff7daf3720ba6dfe793be94dc7e8cb181f372065af964bba58a1ac7c37c933954bcf4
SSDEEP 98304:UA+0cBwvgyOg1m4g/mXc5tL5sJe/489F7leXUKiiIV:VaNyM4g/mXc5Fd4Ulek
TLSH
T132163391B6C0C0B1C6E315320A79F75AA6BDB5694D65829773C90F6C8F70CC0AB3AF49
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery spyware stealer trojan

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
3440	installer.exe
4276	installer.exe
1624	installer.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Enumerates connected drives 3 TTPs 2 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	installer.exe
File opened (read-only)	\??\F:	installer.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OperaGXSetup.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	installer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	installer.exe

Modifies system certificate store 2 TTPs 2 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	installer.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	installer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3440	installer.exe
3440	installer.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4432 wrote to memory of 3440	4432	OperaGXSetup.exe	89
PID 3440 wrote to memory of 4276	3440	installer.exe	90
PID 3440 wrote to memory of 1624	3440	installer.exe	91

C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
"C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4432
- C:\Users\Admin\AppData\Local\Temp\7zS0511B509\installer.exe
  C:\Users\Admin\AppData\Local\Temp\7zS0511B509\installer.exe --server-tracking-blob=OWFmZjdjMzhmN2NlYWY1OTQ4MDdiZGRhYzhlMDM4OGFlZGZlNzc1YjBiNzAyOWNjMGEwN2U0ZGJmMDkwMzI5MDp7ImNvdW50cnkiOiJOTCIsImVkaXRpb24iOiJzdGQtMiIsImZhc3Rfb25ib2FyZGluZyI6e30sImluc3RhbGxlcl9uYW1lIjoiT3BlcmFHWFNldHVwLmV4ZSIsInByb2R1Y3QiOiJvcGVyYV9neCIsInF1ZXJ5IjoiL29wZXJhX2d4L3N0YWJsZS9lZGl0aW9uL3N0ZC0yP3V0bV9zb3VyY2U9UFdOZ2FtZXMmdXRtX21lZGl1bT1wYSZ1dG1fY2FtcGFpZ249UFdOX0lOX1NWUl85NDgxX0REXzExODAmdXRtX2lkPTA5NTM5OWZiNDRmYTQ3NTliNDU1MWFlMDEzNjM1NjRkIiwidGltZXN0YW1wIjoiMTc4NzI5NjgwNi4wNzQzIiwidXNlcmFnZW50IjoiTW96aWxsYS81LjAgKFgxMTsgTGludXggeDg2XzY0KSBBcHBsZVdlYktpdC81MzcuMzYgKEtIVE1MLCBsaWtlIEdlY2tvKSBDaHJvbWUvMTUxLjAuMC4wIFNhZmFyaS81MzcuMzYiLCJ1dG0iOnsiY2FtcGFpZ24iOiJQV05fSU5fU1ZSXzk0ODFfRERfMTE4MCIsImlkIjoiMDk1Mzk5ZmI0NGZhNDc1OWI0NTUxYWUwMTM2MzU2NGQiLCJtZWRpdW0iOiJwYSIsInNvdXJjZSI6IlBXTmdhbWVzIn0sInV1aWQiOiI4Y2M3YTM5Ny1mMTBlLTRlOGYtYTBkOC1lNjYyMjUxNzA5YTAifQ==
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - Enumerates system info in registry
  - Modifies system certificate store
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3440
- - C:\Users\Admin\AppData\Local\Temp\7zS0511B509\installer.exe
    C:\Users\Admin\AppData\Local\Temp\7zS0511B509\installer.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktopGX --annotation=ver=134.0.5954.67 --initial-client-data=0x2b0,0x2b4,0x2b8,0x2ac,0x2bc,0x7ff6b26cbd88,0x7ff6b26cbd94,0x7ff6b26cbda0
    3⤵
    - Executes dropped EXE
    PID:4276
- - C:\Users\Admin\AppData\Local\Temp\.opera\44b6125a-8f78-4b06-a781-aae3243fd27b Opera GX Installer Temp\installer.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\44b6125a-8f78-4b06-a781-aae3243fd27b Opera GX Installer Temp\installer.exe" --version
    3⤵
    - Executes dropped EXE
    PID:1624

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

installer.exe

Path C:\Users\Admin\AppData\Local\Temp\7zS0511B509\installer.exe
Size 9.1MB
SHA256 826193106c8e26c8e0daf7c250cf6a5049fa45e7c4b57fd26ad111e0e794fc94
MD5 b4f9181276cf6c1e120a1835f6cc8b34
SHA1 252e164b7562f18788ee119374976a990e263ed8
SHA512 d0dd7c3265f5cc80cb7cfe5cd5b895c1225fe9662ae11926336ad98c985585a1a14e65e23127d75305e250df586b45c1fc97107913df3436203abb5c492e26f2
SSDEEP 98304:uwzgYssxSLQzFdZJ2spXK8/Dd9c7z7FBI3++wteEms:NgYsESLQzTgU3+Bqs
TLSH
T158A68D53F3AA01E8D06FCA748B7A523299757C464B30A3DF0A943A251E75ED49F3DB20
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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