9b5b14675edb065f1c9a148a736e1673f2b8e77b4b1b66263e76f6ddbb766a12

General

Target

1f1248d5b199d9f25878f17d07dc7b94.exe
Size

2.8MB
MD5

1f1248d5b199d9f25878f17d07dc7b94
SHA1

46eea0b5d5d448ecc9d6a172efa620d46c5f6403
SHA256

9b5b14675edb065f1c9a148a736e1673f2b8e77b4b1b66263e76f6ddbb766a12
SHA512

452f61e02d216b793081b846144ca2808a2dd65211b737c1f036350f0c615231fb67a33686fd8960dd050813e5abd2b313da10268eab3dfe5d2c8e1463cc09bc

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Executes dropped EXE 1 IoCs

Processes:

DpEditor.exe

pid process

1748 DpEditor.exe

pid	process
1748	DpEditor.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

1f1248d5b199d9f25878f17d07dc7b94.exeDpEditor.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1f1248d5b199d9f25878f17d07dc7b94.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1f1248d5b199d9f25878f17d07dc7b94.exe

Loads dropped DLL 1 IoCs

Processes:

1f1248d5b199d9f25878f17d07dc7b94.exe

pid process

1680 1f1248d5b199d9f25878f17d07dc7b94.exe

pid	process
1680	1f1248d5b199d9f25878f17d07dc7b94.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1680-56-0x00000000001A0000-0x00000000008DE000-memory.dmp	themida
behavioral1/memory/1680-57-0x00000000001A0000-0x00000000008DE000-memory.dmp	themida
behavioral1/memory/1680-58-0x00000000001A0000-0x00000000008DE000-memory.dmp	themida
behavioral1/memory/1680-59-0x00000000001A0000-0x00000000008DE000-memory.dmp	themida
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/1748-64-0x0000000001120000-0x000000000185E000-memory.dmp	themida
behavioral1/memory/1748-65-0x0000000001120000-0x000000000185E000-memory.dmp	themida
behavioral1/memory/1748-66-0x0000000001120000-0x000000000185E000-memory.dmp	themida
behavioral1/memory/1748-67-0x0000000001120000-0x000000000185E000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

1f1248d5b199d9f25878f17d07dc7b94.exeDpEditor.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1f1248d5b199d9f25878f17d07dc7b94.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	DpEditor.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

1f1248d5b199d9f25878f17d07dc7b94.exeDpEditor.exe

pid process

1680 1f1248d5b199d9f25878f17d07dc7b94.exe
1748 DpEditor.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

1748 DpEditor.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1f1248d5b199d9f25878f17d07dc7b94.exeDpEditor.exe

pid process

1680 1f1248d5b199d9f25878f17d07dc7b94.exe
1748 DpEditor.exe

pid	process
1680	1f1248d5b199d9f25878f17d07dc7b94.exe
1748	DpEditor.exe

pid	process
1748	DpEditor.exe

pid	process
1680	1f1248d5b199d9f25878f17d07dc7b94.exe
1748	DpEditor.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1f1248d5b199d9f25878f17d07dc7b94.exe

description	pid	process	target process
PID 1680 wrote to memory of 1748	1680	1f1248d5b199d9f25878f17d07dc7b94.exe	DpEditor.exe
PID 1680 wrote to memory of 1748	1680	1f1248d5b199d9f25878f17d07dc7b94.exe	DpEditor.exe
PID 1680 wrote to memory of 1748	1680	1f1248d5b199d9f25878f17d07dc7b94.exe	DpEditor.exe
PID 1680 wrote to memory of 1748	1680	1f1248d5b199d9f25878f17d07dc7b94.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\1f1248d5b199d9f25878f17d07dc7b94.exe
"C:\Users\Admin\AppData\Local\Temp\1f1248d5b199d9f25878f17d07dc7b94.exe"
1⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
"C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
PID:1748

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
MD5
1f1248d5b199d9f25878f17d07dc7b94

SHA1
46eea0b5d5d448ecc9d6a172efa620d46c5f6403

SHA256
9b5b14675edb065f1c9a148a736e1673f2b8e77b4b1b66263e76f6ddbb766a12

SHA512
452f61e02d216b793081b846144ca2808a2dd65211b737c1f036350f0c615231fb67a33686fd8960dd050813e5abd2b313da10268eab3dfe5d2c8e1463cc09bc

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
MD5
1f1248d5b199d9f25878f17d07dc7b94

SHA1
46eea0b5d5d448ecc9d6a172efa620d46c5f6403

SHA256
9b5b14675edb065f1c9a148a736e1673f2b8e77b4b1b66263e76f6ddbb766a12

SHA512
452f61e02d216b793081b846144ca2808a2dd65211b737c1f036350f0c615231fb67a33686fd8960dd050813e5abd2b313da10268eab3dfe5d2c8e1463cc09bc

Download Submit
memory/1680-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/1680-56-0x00000000001A0000-0x00000000008DE000-memory.dmp

Filesize
7.2MB

Download
memory/1680-57-0x00000000001A0000-0x00000000008DE000-memory.dmp

Filesize
7.2MB

Download
memory/1680-58-0x00000000001A0000-0x00000000008DE000-memory.dmp

Filesize
7.2MB

Download
memory/1680-59-0x00000000001A0000-0x00000000008DE000-memory.dmp

Filesize
7.2MB

Download
memory/1748-61-0x0000000000000000-mapping.dmp

Download
memory/1748-64-0x0000000001120000-0x000000000185E000-memory.dmp

Filesize
7.2MB

Download
memory/1748-65-0x0000000001120000-0x000000000185E000-memory.dmp

Filesize
7.2MB

Download
memory/1748-66-0x0000000001120000-0x000000000185E000-memory.dmp

Filesize
7.2MB

Download
memory/1748-67-0x0000000001120000-0x000000000185E000-memory.dmp

Filesize
7.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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