taurus | dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513

General

Target

dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe
Size

2.4MB
MD5

29f6d860548f5004e781b2f703f2c1ad
SHA1

041f4b64fe2e4438dab01d48116447b28145a083
SHA256

dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513
SHA512

aeac8becc920bb13573be80a3159f50beb464c53295ec125b0cb0543978d50f6d62e58e8104dda76cac66cdf6ceb2b5ed640a6940bc315fd19d796604ab34c46

Score

10^/10

taurus discovery evasion spyware stealer themida trojan

Malware Config

Signatures

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

Taurus Stealer Payload 7 IoCs

resource	yara_rule
behavioral1/memory/1684-55-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer
behavioral1/memory/1684-56-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer
behavioral1/memory/1684-57-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer
behavioral1/memory/1684-58-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer
behavioral1/memory/1684-59-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer
behavioral1/memory/1684-61-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer
behavioral1/memory/1684-63-0x0000000000980000-0x0000000000FAE000-memory.dmp	family_taurus_stealer

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe

Deletes itself 1 IoCs

pid	Process
364	cmd.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
T1081

Themida packer 7 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1684-55-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida
behavioral1/memory/1684-56-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida
behavioral1/memory/1684-57-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida
behavioral1/memory/1684-58-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida
behavioral1/memory/1684-59-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida
behavioral1/memory/1684-61-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida
behavioral1/memory/1684-63-0x0000000000980000-0x0000000000FAE000-memory.dmp	themida

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

Data from Local System
T1005

Credentials in Files
T1081
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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1684	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
584	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 364	1684	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe	33
PID 1684 wrote to memory of 364	1684	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe	33
PID 1684 wrote to memory of 364	1684	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe	33
PID 1684 wrote to memory of 364	1684	dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe	33
PID 364 wrote to memory of 584	364	cmd.exe	35
PID 364 wrote to memory of 584	364	cmd.exe	35
PID 364 wrote to memory of 584	364	cmd.exe	35
PID 364 wrote to memory of 584	364	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe
"C:\Users\Admin\AppData\Local\Temp\dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\dce64085ee0d7e6a009dd91f4054aa7030b3eb9bafde8a1d9eaef92e2910c513.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:364
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:584

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1684-54-0x0000000074F91000-0x0000000074F93000-memory.dmp

Filesize
8KB

Download
memory/1684-55-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-56-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-57-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-58-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-60-0x0000000077030000-0x00000000771B0000-memory.dmp

Filesize
1.5MB

Download
memory/1684-59-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-61-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-63-0x0000000000980000-0x0000000000FAE000-memory.dmp

Filesize
6.2MB

Download
memory/1684-64-0x0000000077030000-0x00000000771B0000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads