271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4

General

Target

271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe
Size

11.8MB
MD5

36a1213d7bcbecd7fa3f0a8d2cb78ea6
SHA1

b4e8adbbcc0e87e9c67808da15377ae815da4555
SHA256

271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4
SHA512

2f0cb26deda2493dcf21f31f2a5c505a21a795d042ee0a00c6ec3a9f71563d9063f780404bbcc2923e18141a4f22e28a076cbe634547b68e050cc6591074f1de
SSDEEP

196608:IZd4Oi4KCYkggWf2rbhUkpJzLxA7MarjMO3SNrP5ifoh2sedpCIOp8+:IZYqYkbfn2krxBkq5ifYwHT+

Score

9^/10

discovery evasion themida trojan

Malware Config

Signatures

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__	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.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	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2364-17-0x0000000000F10000-0x00000000034F4000-memory.dmp	themida
behavioral1/memory/2364-25-0x0000000000F10000-0x00000000034F4000-memory.dmp	themida

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	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2364	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2364	271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe

C:\Users\Admin\AppData\Local\Temp\271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.exe
"C:\Users\Admin\AppData\Local\Temp\271bc2dfb7daef502660cb1534b0b7e5eb70bd51b6ac921b96e67590aa5ea4d4.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2364-0-0x0000000000F10000-0x00000000034F4000-memory.dmp

Filesize
37.9MB

Download
memory/2364-1-0x0000000075931000-0x0000000075932000-memory.dmp

Filesize
4KB

Download
memory/2364-3-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-2-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-6-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-8-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-13-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-12-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-11-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-10-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-14-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-9-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-7-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-5-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-4-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-17-0x0000000000F10000-0x00000000034F4000-memory.dmp

Filesize
37.9MB

Download
memory/2364-19-0x0000000010000000-0x0000000010134000-memory.dmp

Filesize
1.2MB

Download
memory/2364-21-0x0000000000440000-0x0000000000466000-memory.dmp

Filesize
152KB

Download
memory/2364-24-0x0000000075920000-0x0000000075A30000-memory.dmp

Filesize
1.1MB

Download
memory/2364-25-0x0000000000F10000-0x00000000034F4000-memory.dmp

Filesize
37.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads