5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430

Analysis

max time kernel
124s
max time network
149s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
31-07-2022 22:20

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General

Target

5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe
Size

1.5MB
MD5

92368dad3e64adca4dd3dd41f965fd30
SHA1

426cd319f3843893bb0eae7e5850d56bf34b33c1
SHA256

5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430
SHA512

354e8e1e4c75322243ee09ef8f0ade34a68f166dc180952f6886dfa8c16e79d918d0cf9765993badbdfe026f93bfa3f8ea706f38ae0a7431b76dfdc6d2a13223

Score

7^/10

persistence themida

Malware Config

Signatures

Themida packer 7 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1312-56-0x0000000000400000-0x0000000000715000-memory.dmp	themida
behavioral1/memory/1748-60-0x0000000000400000-0x0000000000715000-memory.dmp	themida
behavioral1/memory/1312-61-0x0000000000400000-0x0000000000715000-memory.dmp	themida
behavioral1/memory/1312-62-0x0000000000400000-0x0000000000715000-memory.dmp	themida
behavioral1/memory/1312-63-0x0000000000400000-0x0000000000715000-memory.dmp	themida
\??\c:\ProgramData\LrujuqV\YqtlhqJ\CkuoscQ.exe	themida
behavioral1/memory/1312-66-0x0000000000400000-0x0000000000715000-memory.dmp	themida

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

notepad.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\CkuoscQ = "c:\\ProgramData\\LrujuqV\\YqtlhqJ\\CkuoscQ.exe"	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe

description	pid	process	target process
PID 1748 set thread context of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exenotepad.exe

pid process

1748 5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe
1312 notepad.exe

pid	process
1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe
1312	notepad.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe

description	pid	process	target process
PID 1748 wrote to memory of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe
PID 1748 wrote to memory of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe
PID 1748 wrote to memory of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe
PID 1748 wrote to memory of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe
PID 1748 wrote to memory of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe
PID 1748 wrote to memory of 1312	1748	5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe
"C:\Users\Admin\AppData\Local\Temp\5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1748

C:\Windows\SysWOW64\notepad.exe
C:\Windows\system32\notepad.exe
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1312

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\??\c:\ProgramData\LrujuqV\YqtlhqJ\CkuoscQ.exe
Filesize
1.5MB

MD5
92368dad3e64adca4dd3dd41f965fd30

SHA1
426cd319f3843893bb0eae7e5850d56bf34b33c1

SHA256
5dcc6851244d6c8a78266dffe0fe7a609282105fd1c6c31cc0304a745a8bd430

SHA512
354e8e1e4c75322243ee09ef8f0ade34a68f166dc180952f6886dfa8c16e79d918d0cf9765993badbdfe026f93bfa3f8ea706f38ae0a7431b76dfdc6d2a13223

Download Submit
memory/1312-54-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download
memory/1312-56-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download
memory/1312-57-0x00000000004BB014-mapping.dmp

Download
memory/1312-61-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download
memory/1312-62-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download
memory/1312-63-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download
memory/1312-64-0x0000000000401000-0x0000000000450000-memory.dmp

Filesize
316KB

Download
memory/1312-66-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download
memory/1748-59-0x0000000000300000-0x00000000003E9000-memory.dmp

Filesize
932KB

Download
memory/1748-60-0x0000000000400000-0x0000000000715000-memory.dmp

Filesize
3.1MB

Download