a0385a5f883e9ea26fd96291834d0c00e74bc9359af388270657f42047aa1fc4

General

Target

Main.exe
Size

840KB
MD5

3ac1784016395353a60fd664f87f099e
SHA1

133a0d95d1180d5734f2b1c6d1f38413bf3d75eb
SHA256

3a01ebe022072ba36fa2c26dda4ee848b3a95e60549cebec50c6d6ba08a95796
SHA512

dd26969c1ff30b4e397c19a2b1e6fbe17d0431836f7b113a7291dcb51a68c9ab5cd6c037799027292d05941c0772d729facfc24681bfbe9833138d62c32039cc
SSDEEP

24576:tw2S04YNEMuExDiU6E5R9s8xY/2l/daN1Ibt+rJ:twS4auS+UjfU2TW1Ibt+r

Score

7^/10

spyware stealer

Malware Config

Signatures

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-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation	Main.exe

Executes dropped EXE 1 IoCs

pid	Process
4808	AudioDriver.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4808	AudioDriver.exe
4808	AudioDriver.exe
4808	AudioDriver.exe
4808	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4808	AudioDriver.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1584 wrote to memory of 4808	1584	Main.exe	98
PID 1584 wrote to memory of 4808	1584	Main.exe	98
PID 1584 wrote to memory of 4808	1584	Main.exe	98

C:\Users\Admin\AppData\Local\Temp\Main.exe
"C:\Users\Admin\AppData\Local\Temp\Main.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1584
- C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4808

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=3408 --field-trial-handle=3488,i,1267426273081718772,6254127258555406296,262144 --variations-seed-version /prefetch:8
1⤵
PID:4500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

2

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

Filesize
840KB

MD5
3ac1784016395353a60fd664f87f099e

SHA1
133a0d95d1180d5734f2b1c6d1f38413bf3d75eb

SHA256
3a01ebe022072ba36fa2c26dda4ee848b3a95e60549cebec50c6d6ba08a95796

SHA512
dd26969c1ff30b4e397c19a2b1e6fbe17d0431836f7b113a7291dcb51a68c9ab5cd6c037799027292d05941c0772d729facfc24681bfbe9833138d62c32039cc

Download Submit
memory/1584-21-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/1584-1-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/1584-2-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/1584-3-0x00000000052E0000-0x00000000052EA000-memory.dmp

Filesize
40KB

Download
memory/1584-4-0x00000000059A0000-0x0000000005F44000-memory.dmp

Filesize
5.6MB

Download
memory/1584-5-0x0000000005860000-0x00000000058F2000-memory.dmp

Filesize
584KB

Download
memory/1584-6-0x00000000057D0000-0x000000000581C000-memory.dmp

Filesize
304KB

Download
memory/1584-8-0x0000000005910000-0x000000000595E000-memory.dmp

Filesize
312KB

Download
memory/1584-0-0x0000000000920000-0x00000000009F8000-memory.dmp

Filesize
864KB

Download
memory/4808-25-0x0000000005E20000-0x0000000005E2A000-memory.dmp

Filesize
40KB

Download
memory/4808-32-0x0000000006F10000-0x0000000006F4C000-memory.dmp

Filesize
240KB

Download
memory/4808-23-0x0000000005E50000-0x0000000006012000-memory.dmp

Filesize
1.8MB

Download
memory/4808-24-0x0000000005670000-0x0000000005680000-memory.dmp

Filesize
64KB

Download
memory/4808-20-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/4808-28-0x0000000006260000-0x000000000626C000-memory.dmp

Filesize
48KB

Download
memory/4808-29-0x0000000006DB0000-0x0000000006E16000-memory.dmp

Filesize
408KB

Download
memory/4808-30-0x0000000007440000-0x0000000007A58000-memory.dmp

Filesize
6.1MB

Download
memory/4808-31-0x0000000006EB0000-0x0000000006EC2000-memory.dmp

Filesize
72KB

Download
memory/4808-22-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4808-33-0x0000000006F50000-0x0000000006F9C000-memory.dmp

Filesize
304KB

Download
memory/4808-34-0x00000000070D0000-0x00000000071DA000-memory.dmp

Filesize
1.0MB

Download
memory/4808-35-0x0000000007F90000-0x00000000084BC000-memory.dmp

Filesize
5.2MB

Download
memory/4808-36-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/4808-37-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4808-38-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4808-39-0x00000000087C0000-0x0000000008810000-memory.dmp

Filesize
320KB

Download
memory/4808-40-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4808-41-0x00000000007B0000-0x00000000007C6000-memory.dmp

Filesize
88KB

Download
memory/4808-42-0x00000000007C0000-0x00000000007CC000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing