taurus | 5aae3d166c68743d2868bcd732fa61c2491ddcbe64e6a05f078b48f920cc2be5

Analysis

max time kernel
115s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04-04-2024 09:19

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General

Target

b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe
Size

396KB
MD5

b49a216e03a62392dc1243d0f093c7ff
SHA1

f42c94b9fba18c0cb9184c86584dc2745cd6ad02
SHA256

5aae3d166c68743d2868bcd732fa61c2491ddcbe64e6a05f078b48f920cc2be5
SHA512

d203184efa3cf1af1ae24ec78ba6ab3c8e1e101184be9dd9414b3fa2b0c9d3a91b26bf86450d48b4b694dfe99229afbf9d6ee9175d6030c0f2f11ae6fb606d72
SSDEEP

6144:Et7yGXk+IlGThqs2YmTXTIbAsBJBM+CQjbTpalJj5gXep0nhCsZ:E0mk+1Q4ATIZBJCsMjNpT+

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

Processes:

resource	yara_rule
behavioral2/memory/4544-2-0x00000000001C0000-0x00000000001F8000-memory.dmp	family_taurus_stealer
behavioral2/memory/4544-9-0x0000000000400000-0x0000000003DC9000-memory.dmp	family_taurus_stealer
behavioral2/memory/4544-22-0x0000000000400000-0x0000000003DC9000-memory.dmp	family_taurus_stealer
behavioral2/memory/4544-24-0x00000000001C0000-0x00000000001F8000-memory.dmp	family_taurus_stealer
behavioral2/memory/4544-25-0x0000000000400000-0x0000000003DC9000-memory.dmp	family_taurus_stealer

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 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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3184 4544 WerFault.exe b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1172 timeout.exe

pid	pid_target	process	target process
3184	4544	WerFault.exe	b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe

pid	process
1172	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.execmd.exe

description	pid	process	target process
PID 4544 wrote to memory of 3780	4544	b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe	cmd.exe
PID 4544 wrote to memory of 3780	4544	b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe	cmd.exe
PID 4544 wrote to memory of 3780	4544	b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe	cmd.exe
PID 3780 wrote to memory of 1172	3780	cmd.exe	timeout.exe
PID 3780 wrote to memory of 1172	3780	cmd.exe	timeout.exe
PID 3780 wrote to memory of 1172	3780	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\b49a216e03a62392dc1243d0f093c7ff_JaffaCakes118.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3780
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:1172
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 1776
  2⤵
  - Program crash
  PID:3184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4544 -ip 4544
1⤵
PID:4572

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=5080 --field-trial-handle=2272,i,1589057049575649654,2929151440327217574,262144 --variations-seed-version /prefetch:8
1⤵
PID:1364

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

Credentials in Registry

T1552.002

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/4544-1-0x0000000003F70000-0x0000000004070000-memory.dmp

Filesize
1024KB

Download
memory/4544-2-0x00000000001C0000-0x00000000001F8000-memory.dmp

Filesize
224KB

Download
memory/4544-9-0x0000000000400000-0x0000000003DC9000-memory.dmp

Filesize
57.8MB

Download
memory/4544-22-0x0000000000400000-0x0000000003DC9000-memory.dmp

Filesize
57.8MB

Download
memory/4544-23-0x0000000003F70000-0x0000000004070000-memory.dmp

Filesize
1024KB

Download
memory/4544-24-0x00000000001C0000-0x00000000001F8000-memory.dmp

Filesize
224KB

Download
memory/4544-25-0x0000000000400000-0x0000000003DC9000-memory.dmp

Filesize
57.8MB

Download