taurus | 8d721ae4f0e9bc45b9ed943d41d59ffc522fa7ffe624a562791997924c7f51fd

General

Target

ea3f34c247aab89606489d062b246697_JaffaCakes118.exe
Size

774KB
MD5

ea3f34c247aab89606489d062b246697
SHA1

48c2b2f2f8cf518793533a7b588657ccf4302df7
SHA256

8d721ae4f0e9bc45b9ed943d41d59ffc522fa7ffe624a562791997924c7f51fd
SHA512

34558da96f3bcf6d0b29903403ffd611362fc7bebf29b4471ba8b693318a8c3c1e4650a738e3bf00879d4674b0b889d8bd4a03e86fc0771710bf304de3098c20
SSDEEP

12288:z3a+H1dtXSOngM/CF39utpqZ3qdUiPPBDoAj3kob:zq+xigD/CF39uvqNqdjPPCARb

Score

10^/10

taurus credential_access 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

Processes:

resource	yara_rule
behavioral2/memory/412-6-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/412-9-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/412-8-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/412-11-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/412-12-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Suspicious use of SetThreadContext 1 IoCs

Processes:

ea3f34c247aab89606489d062b246697_JaffaCakes118.exe

description pid process target process

PID 3116 set thread context of 412 3116 ea3f34c247aab89606489d062b246697_JaffaCakes118.exe AddInProcess32.exe
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

description	pid	process	target process
PID 3116 set thread context of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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

Processes:

ea3f34c247aab89606489d062b246697_JaffaCakes118.exeAddInProcess32.execmd.exetimeout.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4300 timeout.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ea3f34c247aab89606489d062b246697_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 3116 ea3f34c247aab89606489d062b246697_JaffaCakes118.exe

pid	process
4300	timeout.exe

description	pid	process
Token: SeDebugPrivilege	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

ea3f34c247aab89606489d062b246697_JaffaCakes118.exeAddInProcess32.execmd.exe

description	pid	process	target process
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 3116 wrote to memory of 412	3116	ea3f34c247aab89606489d062b246697_JaffaCakes118.exe	AddInProcess32.exe
PID 412 wrote to memory of 2700	412	AddInProcess32.exe	cmd.exe
PID 412 wrote to memory of 2700	412	AddInProcess32.exe	cmd.exe
PID 412 wrote to memory of 2700	412	AddInProcess32.exe	cmd.exe
PID 2700 wrote to memory of 4300	2700	cmd.exe	timeout.exe
PID 2700 wrote to memory of 4300	2700	cmd.exe	timeout.exe
PID 2700 wrote to memory of 4300	2700	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\ea3f34c247aab89606489d062b246697_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea3f34c247aab89606489d062b246697_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:412
- - C:\Windows\SysWOW64\cmd.exe
    /c timeout /t 3 & del /f /q C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2700
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 3
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:4300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Browser Information Discovery

1

T1217

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

memory/412-6-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/412-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/412-8-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/412-11-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/412-12-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/3116-0-0x00000000750DE000-0x00000000750DF000-memory.dmp

Filesize
4KB

Download
memory/3116-1-0x00000000008C0000-0x0000000000986000-memory.dmp

Filesize
792KB

Download
memory/3116-2-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/3116-3-0x00000000750DE000-0x00000000750DF000-memory.dmp

Filesize
4KB

Download
memory/3116-4-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/3116-5-0x0000000002E00000-0x0000000002E1A000-memory.dmp

Filesize
104KB

Download
memory/3116-10-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads