taurus | af04d41e25c6ebce96a0983d5fcabb177294f6fb8442270d6fafc20cab982ab6

Analysis

max time kernel
150s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 19:03

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General

Target

367780b9c350067200f349b0da08ad41.exe
Size

310KB
MD5

367780b9c350067200f349b0da08ad41
SHA1

dfd6dd1bd692cbfae3afb1f6085a560217eab9f8
SHA256

af04d41e25c6ebce96a0983d5fcabb177294f6fb8442270d6fafc20cab982ab6
SHA512

8a81b1547aaca62873ce7a88dde8b9468025a739edbe4e93b2d6ed770249f9115f02b1601a1d89a4ff2387b9b2d44a0cc73c9f68e29166e5710abf6f55d8e25c
SSDEEP

6144:KFhoEZXPz+kfuomLr13loG44Jz867+aYl7k2TjvYaj/9GJI:KFh7PkBmG4Yz87aYl7kajP/9GJI

Score

10^/10

taurus discovery spyware stealer trojan

Malware Config

Signatures

Taurus Stealer
Taurus is an infostealer first seen in June 2020.
trojan stealer taurus

Taurus Stealer payload 5 IoCs

resource	yara_rule
behavioral2/memory/4608-7-0x0000000000400000-0x000000000043A000-memory.dmp	family_taurus_stealer
behavioral2/memory/4608-9-0x0000000000400000-0x000000000043A000-memory.dmp	family_taurus_stealer
behavioral2/memory/4608-10-0x0000000000400000-0x000000000043A000-memory.dmp	family_taurus_stealer
behavioral2/memory/4608-11-0x0000000000400000-0x000000000043A000-memory.dmp	family_taurus_stealer
behavioral2/memory/4608-13-0x0000000000400000-0x000000000043A000-memory.dmp	family_taurus_stealer

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
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3792 set thread context of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3224	timeout.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3792	367780b9c350067200f349b0da08ad41.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 3792 wrote to memory of 4608	3792	367780b9c350067200f349b0da08ad41.exe	98
PID 4608 wrote to memory of 4256	4608	367780b9c350067200f349b0da08ad41.exe	103
PID 4608 wrote to memory of 4256	4608	367780b9c350067200f349b0da08ad41.exe	103
PID 4608 wrote to memory of 4256	4608	367780b9c350067200f349b0da08ad41.exe	103
PID 4256 wrote to memory of 3224	4256	cmd.exe	105
PID 4256 wrote to memory of 3224	4256	cmd.exe	105
PID 4256 wrote to memory of 3224	4256	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\367780b9c350067200f349b0da08ad41.exe
"C:\Users\Admin\AppData\Local\Temp\367780b9c350067200f349b0da08ad41.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3792
- C:\Users\Admin\AppData\Local\Temp\367780b9c350067200f349b0da08ad41.exe
  C:\Users\Admin\AppData\Local\Temp\367780b9c350067200f349b0da08ad41.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4608
- - C:\Windows\SysWOW64\cmd.exe
    /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\367780b9c350067200f349b0da08ad41.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4256
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 3
      4⤵
      Delays execution with timeout.exe
      PID:3224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3792-6-0x00000000051B0000-0x00000000051CE000-memory.dmp

Filesize
120KB

Download
memory/3792-1-0x0000000000450000-0x00000000004A0000-memory.dmp

Filesize
320KB

Download
memory/3792-2-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/3792-3-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

Filesize
64KB

Download
memory/3792-4-0x0000000005090000-0x00000000050A4000-memory.dmp

Filesize
80KB

Download
memory/3792-5-0x0000000005130000-0x00000000051A6000-memory.dmp

Filesize
472KB

Download
memory/3792-0-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/3792-12-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/4608-7-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4608-9-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4608-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4608-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4608-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download