eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be

General

Target

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
Size

313KB
MD5

cceec4d39dc1db19eb785e73f32a21ea
SHA1

62a35a5c6a66f11d490357c7f7ae19f693dc1c97
SHA256

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be
SHA512

725bee08c39153da69e20358df15a8af548f72c996d711cfb387d8435a2c3548b3d7111f371c94cb95c45522ec9ade19b48fef2260b34ca3a460e44d67085514
SSDEEP

3072:YY+YxZPaJYBRth3dawC6yROr8Q04ktuoTKTZYmwiWKEpzrxFIMZ:Ymxcg/tdZDAVDXTKTyziT8vl

Score

9^/10

cryptone packer persistence

Malware Config

Signatures

CryptOne packer 6 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

Processes:

resource	yara_rule
behavioral2/memory/3800-135-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/1536-140-0x0000000000CF0000-0x0000000000D19000-memory.dmp	cryptone
behavioral2/memory/1536-142-0x0000000000CF0000-0x0000000000D19000-memory.dmp	cryptone
behavioral2/memory/1536-141-0x0000000000CF0000-0x0000000000D19000-memory.dmp	cryptone
behavioral2/memory/3800-146-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/1312-150-0x0000000000800000-0x0000000000829000-memory.dmp	cryptone

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exemspaint.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe System Incorporated = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Adobe\\Reader_sl.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Yzaeac = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Yzaeac.exe"	mspaint.exe

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

svchost.exemspaint.exe

description	ioc	process
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\D:	mspaint.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exeeb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

description	pid	process	target process
PID 4568 set thread context of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 set thread context of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exesvchost.exeeb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

pid	process
4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
1312	svchost.exe
1312	svchost.exe
1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

pid process

3800 eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

pid	process
3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exesvchost.execalc.exemspaint.exe

description	pid	process
Token: SeDebugPrivilege	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
Token: SeDebugPrivilege	1312	svchost.exe
Token: SeDebugPrivilege	5052	calc.exe
Token: SeDebugPrivilege	1536	mspaint.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exeeb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exesvchost.exeeb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe

description	pid	process	target process
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 4568 wrote to memory of 3800	4568	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1312	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	svchost.exe
PID 3800 wrote to memory of 1312	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	svchost.exe
PID 3800 wrote to memory of 1312	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	svchost.exe
PID 3800 wrote to memory of 1312	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	svchost.exe
PID 3800 wrote to memory of 5052	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 3800 wrote to memory of 5052	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 3800 wrote to memory of 5052	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 3800 wrote to memory of 5052	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 3800 wrote to memory of 5052	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 1312 wrote to memory of 1536	1312	svchost.exe	mspaint.exe
PID 1312 wrote to memory of 1536	1312	svchost.exe	mspaint.exe
PID 1312 wrote to memory of 1536	1312	svchost.exe	mspaint.exe
PID 1312 wrote to memory of 1536	1312	svchost.exe	mspaint.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 3800 wrote to memory of 1300	3800	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
PID 1300 wrote to memory of 1312	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	svchost.exe
PID 1300 wrote to memory of 1312	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	svchost.exe
PID 1300 wrote to memory of 5052	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 1300 wrote to memory of 5052	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	calc.exe
PID 1300 wrote to memory of 1536	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	mspaint.exe
PID 1300 wrote to memory of 1536	1300	eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe	mspaint.exe

C:\Users\Admin\AppData\Local\Temp\eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
"C:\Users\Admin\AppData\Local\Temp\eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4568

C:\Users\Admin\AppData\Local\Temp\eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
"C:\Users\Admin\AppData\Local\Temp\eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3800

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
3⤵
- Adds Run key to start application
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1312

C:\Windows\SysWOW64\mspaint.exe
"C:\Windows\SysWOW64\mspaint.exe"
4⤵
- Adds Run key to start application
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:1536

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:5052

C:\Users\Admin\AppData\Local\Temp\eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe
"C:\Users\Admin\AppData\Local\Temp\eb7045657457cda26e7a248667005d4bb0af3128b28ce7f139319802dcb581be.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1300

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1300-145-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1300-155-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1300-149-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1300-148-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1300-144-0x0000000000000000-mapping.dmp

Download
memory/1312-152-0x0000000000840000-0x000000000088E000-memory.dmp

Filesize
312KB

Download
memory/1312-137-0x0000000000000000-mapping.dmp

Download
memory/1312-156-0x0000000000840000-0x000000000088E000-memory.dmp

Filesize
312KB

Download
memory/1312-150-0x0000000000800000-0x0000000000829000-memory.dmp

Filesize
164KB

Download
memory/1536-151-0x0000000000CF0000-0x0000000000D19000-memory.dmp

Filesize
164KB

Download
memory/1536-140-0x0000000000CF0000-0x0000000000D19000-memory.dmp

Filesize
164KB

Download
memory/1536-142-0x0000000000CF0000-0x0000000000D19000-memory.dmp

Filesize
164KB

Download
memory/1536-141-0x0000000000CF0000-0x0000000000D19000-memory.dmp

Filesize
164KB

Download
memory/1536-143-0x0000000000CF0000-0x0000000000D19000-memory.dmp

Filesize
164KB

Download
memory/1536-158-0x0000000000D30000-0x0000000000D7E000-memory.dmp

Filesize
312KB

Download
memory/1536-139-0x0000000000000000-mapping.dmp

Download
memory/1536-154-0x0000000000D30000-0x0000000000D7E000-memory.dmp

Filesize
312KB

Download
memory/3800-135-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3800-134-0x0000000000000000-mapping.dmp

Download
memory/3800-146-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4568-132-0x0000000000A10000-0x0000000000A9D000-memory.dmp

Filesize
564KB

Download
memory/4568-133-0x0000000000A10000-0x0000000000A9D000-memory.dmp

Filesize
564KB

Download
memory/5052-153-0x0000000002BF0000-0x0000000002C3E000-memory.dmp

Filesize
312KB

Download
memory/5052-157-0x0000000002BF0000-0x0000000002C3E000-memory.dmp

Filesize
312KB

Download
memory/5052-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads