259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780

General

Target

259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
Size

271KB
MD5

301ce90c2d6ddbae41624ff04fc015e7
SHA1

076fbcbbb2d82a052abfff2c1a3587e1534c5734
SHA256

259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780
SHA512

ec19b87be4b4e36efb58a179bd2b56096baabf698f435a5365eabdcc4754b9af2999fc68ef1cf0f94d30b7eeec4363f6bccf4085fb86adf76b78ca1499165a03
SSDEEP

3072:ONQKJ8iNgYHaBCxaBlHAqHTv79rbcZp9QHi3eSLeDsHH1zprvktL5:OyKJwYkCk7rYZp9QhG8s1zetL5

Score

9^/10

cryptone packer persistence

Malware Config

Signatures

CryptOne packer 7 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

Processes:

resource	yara_rule
behavioral1/memory/1192-64-0x0000000000400000-0x0000000003905000-memory.dmp	cryptone
behavioral1/memory/1764-65-0x00000000000E0000-0x0000000000109000-memory.dmp	cryptone
behavioral1/memory/1764-67-0x00000000000E0000-0x0000000000109000-memory.dmp	cryptone
behavioral1/memory/1172-73-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone
behavioral1/memory/1172-72-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone
behavioral1/memory/1172-74-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone
behavioral1/memory/1192-90-0x0000000000400000-0x0000000003905000-memory.dmp	cryptone

Deletes itself 1 IoCs

Processes:

notepad.exe

pid process

1172 notepad.exe

pid	process
1172	notepad.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exenotepad.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe System Incorporated = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Adobe\\Reader_sl.exe"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Jryayj = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Jryayj.exe"	notepad.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.exenotepad.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe

description	pid	process	target process
PID 1192 set thread context of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

svchost.exe259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe

pid process

1764 svchost.exe
1756 259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe

pid	process
1764	svchost.exe
1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exesvchost.execalc.exenotepad.exe

description	pid	process
Token: SeDebugPrivilege	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
Token: SeDebugPrivilege	1764	svchost.exe
Token: SeDebugPrivilege	2032	calc.exe
Token: SeDebugPrivilege	1172	notepad.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exesvchost.exe259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe

description	pid	process	target process
PID 1192 wrote to memory of 1764	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1192 wrote to memory of 1764	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1192 wrote to memory of 1764	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1192 wrote to memory of 1764	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1192 wrote to memory of 1764	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1192 wrote to memory of 2032	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1192 wrote to memory of 2032	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1192 wrote to memory of 2032	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1192 wrote to memory of 2032	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1192 wrote to memory of 2032	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1192 wrote to memory of 2032	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1764 wrote to memory of 1172	1764	svchost.exe	notepad.exe
PID 1764 wrote to memory of 1172	1764	svchost.exe	notepad.exe
PID 1764 wrote to memory of 1172	1764	svchost.exe	notepad.exe
PID 1764 wrote to memory of 1172	1764	svchost.exe	notepad.exe
PID 1764 wrote to memory of 1172	1764	svchost.exe	notepad.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1192 wrote to memory of 1756	1192	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
PID 1756 wrote to memory of 1764	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1756 wrote to memory of 1764	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	svchost.exe
PID 1756 wrote to memory of 2032	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1756 wrote to memory of 2032	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	calc.exe
PID 1756 wrote to memory of 1172	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	notepad.exe
PID 1756 wrote to memory of 1172	1756	259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
"C:\Users\Admin\AppData\Local\Temp\259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1192

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Adds Run key to start application
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1764

C:\Windows\SysWOW64\notepad.exe
"C:\Windows\SysWOW64\notepad.exe"
3⤵
- Deletes itself
- Adds Run key to start application
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:1172

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Users\Admin\AppData\Local\Temp\259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe
"C:\Users\Admin\AppData\Local\Temp\259a930eea98f28ab0cc8fe72164f76efee956facd186963d3519aaaefeda780.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1756

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

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Downloads

memory/1172-73-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1172-329-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/1172-153-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/1172-124-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/1172-120-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/1172-110-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/1172-92-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1172-75-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1172-74-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1172-72-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1172-70-0x0000000000000000-mapping.dmp

Download
memory/1192-90-0x0000000000400000-0x0000000003905000-memory.dmp

Filesize
53.0MB

Download
memory/1192-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp

Filesize
8KB

Download
memory/1192-55-0x0000000000230000-0x0000000000249000-memory.dmp

Filesize
100KB

Download
memory/1192-64-0x0000000000400000-0x0000000003905000-memory.dmp

Filesize
53.0MB

Download
memory/1756-81-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-77-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-79-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-93-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-83-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-86-0x0000000000410910-mapping.dmp

Download
memory/1756-85-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-89-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-76-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-91-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1756-115-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1764-130-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-67-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1764-327-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-101-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-56-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1764-151-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-107-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-98-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-58-0x0000000000000000-mapping.dmp

Download
memory/1764-65-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1764-114-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1764-126-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/2032-59-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/2032-131-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-127-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-113-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-119-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-123-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-108-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-152-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-61-0x0000000000000000-mapping.dmp

Download
memory/2032-326-0x0000000000378000-0x000000000037A000-memory.dmp

Filesize
8KB

Download
memory/2032-103-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-328-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/2032-66-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads