62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414

General

Target

4204b9d4c4df5c4b4d67922db24f342a.exe
Size

3.2MB
MD5

4204b9d4c4df5c4b4d67922db24f342a
SHA1

9255b5e94028f3f55adda2576d60bd39452eaf08
SHA256

62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414
SHA512

0b4ed4d6397c9f34cf2c72d9c581a6e5d94eabf395da0010073b1600883dac6fcc48c1606ffee29952bd60707caf03b8a6d6cf644b2ac668306b4a418d726423
SSDEEP

49152:l/Ki16IscOcmroPBql2IzydQgfTzTGKr6d61YryTz3onQqHlfBrfgOtat:Ujpreg7zyWsFGd61QYoHBroO4t

Score

10^/10

evasion themida trojan

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

4204b9d4c4df5c4b4d67922db24f342a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1"	4204b9d4c4df5c4b4d67922db24f342a.exe

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

4204b9d4c4df5c4b4d67922db24f342a.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 4204b9d4c4df5c4b4d67922db24f342a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4204b9d4c4df5c4b4d67922db24f342a.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

Processes:

4204b9d4c4df5c4b4d67922db24f342a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4204b9d4c4df5c4b4d67922db24f342a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4204b9d4c4df5c4b4d67922db24f342a.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1804-0-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-5-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-3-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-7-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-8-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-11-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-10-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-9-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida
behavioral2/memory/1804-20-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

4204b9d4c4df5c4b4d67922db24f342a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4204b9d4c4df5c4b4d67922db24f342a.exe

Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 api.myip.com
10 api.myip.com
13 ipinfo.io
18 ipinfo.io

flow	ioc
9	api.myip.com
10	api.myip.com
13	ipinfo.io
18	ipinfo.io

Drops file in System32 directory 4 IoCs

Processes:

4204b9d4c4df5c4b4d67922db24f342a.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	4204b9d4c4df5c4b4d67922db24f342a.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	4204b9d4c4df5c4b4d67922db24f342a.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	4204b9d4c4df5c4b4d67922db24f342a.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	4204b9d4c4df5c4b4d67922db24f342a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

4204b9d4c4df5c4b4d67922db24f342a.exe

pid process

1804 4204b9d4c4df5c4b4d67922db24f342a.exe

pid	process
1804	4204b9d4c4df5c4b4d67922db24f342a.exe

C:\Users\Admin\AppData\Local\Temp\4204b9d4c4df5c4b4d67922db24f342a.exe
"C:\Users\Admin\AppData\Local\Temp\4204b9d4c4df5c4b4d67922db24f342a.exe"
1⤵
- Modifies firewall policy service
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1804

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4608

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4000

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1804-0-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-1-0x00007FFA00000000-0x00007FFA00002000-memory.dmp

Filesize
8KB

Download
memory/1804-5-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-6-0x00007FFA00030000-0x00007FFA00031000-memory.dmp

Filesize
4KB

Download
memory/1804-4-0x00007FFA7C000000-0x00007FFA7C0BE000-memory.dmp

Filesize
760KB

Download
memory/1804-3-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-2-0x00007FFA7B270000-0x00007FFA7B539000-memory.dmp

Filesize
2.8MB

Download
memory/1804-7-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-8-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-11-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-10-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-9-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-12-0x00007FFA7D730000-0x00007FFA7D925000-memory.dmp

Filesize
2.0MB

Download
memory/1804-20-0x00007FF68D8C0000-0x00007FF68E321000-memory.dmp

Filesize
10.4MB

Download
memory/1804-21-0x00007FFA00000000-0x00007FFA00002000-memory.dmp

Filesize
8KB

Download
memory/1804-22-0x00007FFA7B270000-0x00007FFA7B539000-memory.dmp

Filesize
2.8MB

Download
memory/1804-24-0x00007FFA7D730000-0x00007FFA7D925000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads