dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651

General

Target

dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
Size

5.1MB
MD5

3d01de813d11011af429cd27efe1f761
SHA1

00d165930a5e02bad615300228c8746a1691a383
SHA256

dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651
SHA512

c970ac091e6740ff2936e9b85d09222bad43fc5e5ebd4b096661c867f68fba13648095c7ffc279b9cdf2245d8e222de4fd8ab1ccf4f6d50b3cbcd80ccdc6f3e1
SSDEEP

98304:l0NFQ16666666666666666666666666666666x666666666666666fwwwwwwwwwk:JZ6/UCWpVJjQzvrs3ZfIB4Uf7ivDqqZP

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1836	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe

Loads dropped DLL 3 IoCs

pid	Process
3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
1596	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
1836	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe

Reads user/profile data of web browsers 2 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

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)	\??\D:	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
File opened (read-only)	\??\F:	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 1596	3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe	84
PID 3696 wrote to memory of 1596	3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe	84
PID 3696 wrote to memory of 1596	3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe	84
PID 3696 wrote to memory of 1836	3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe	86
PID 3696 wrote to memory of 1836	3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe	86
PID 3696 wrote to memory of 1836	3696	dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe	86

C:\Users\Admin\AppData\Local\Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
"C:\Users\Admin\AppData\Local\Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3696
- C:\Users\Admin\AppData\Local\Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
  C:\Users\Admin\AppData\Local\Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Next\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Next\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=beta --annotation=plat=Win32 --annotation=prod=OperaDesktop --annotation=ver=109.0.5097.5 --initial-client-data=0x2ac,0x2b0,0x2b4,0x2a8,0x2b8,0x750cf1a0,0x750cf1ac,0x750cf1b8
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1596
- C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe
  "C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe" --version
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651.exe

Filesize
5.1MB

MD5
3d01de813d11011af429cd27efe1f761

SHA1
00d165930a5e02bad615300228c8746a1691a383

SHA256
dadf55d028c856a0b02f58c1643a10c2bf753e503a98317749cf8ae261879651

SHA512
c970ac091e6740ff2936e9b85d09222bad43fc5e5ebd4b096661c867f68fba13648095c7ffc279b9cdf2245d8e222de4fd8ab1ccf4f6d50b3cbcd80ccdc6f3e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Opera_installer_2408180152493843696.dll

Filesize
4.6MB

MD5
ad09d95c1739de3c1acaf09a54f21c15

SHA1
72dde2a67d3ce92fc606a5206595d06a47f9a0ca

SHA256
23b73386559250dc2ed2598901e4d46081a54efc29081a4ea5f64eee57521bac

SHA512
d21ba26b62f093eec400dab0e7505a358c42f2d5111838e3ad61c7f7e79794254365a33332344153396963fdf2c7cee08a9a47f931829442c14237ca33649911

Download Submit

Analysis

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