987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33

General

Target

987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
Size

138KB
MD5

4f36a7fdd8df9abac23d694366b9be30
SHA1

1e44f746c2ba94c6c095018ae892c5d3c58b3542
SHA256

987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33
SHA512

8e67fddc2d0db0b5a5f5235d5fa9b8e6dc8c81c99b8d360f17894449bbe72a8c9eea972a720d2cdde910cb64e81adb9201821e79a7c19a39b5b7b35ca7d732b1
SSDEEP

3072:DKndaC+Knl8u65x1KkW7Im6oQXLCOijaA6Q7:DcaDx1KPwaOiB5

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/1064-63-0x0000000000400000-0x000000000043E000-memory.dmp	cryptone
behavioral1/memory/936-65-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone
behavioral1/memory/856-71-0x0000000000110000-0x0000000000139000-memory.dmp	cryptone
behavioral1/memory/856-72-0x0000000000110000-0x0000000000139000-memory.dmp	cryptone
behavioral1/memory/856-73-0x0000000000110000-0x0000000000139000-memory.dmp	cryptone
behavioral1/memory/1064-89-0x0000000000400000-0x000000000043E000-memory.dmp	cryptone
behavioral1/memory/936-93-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone

Deletes itself 1 IoCs

Processes:

notepad.exe

pid process

856 notepad.exe

pid	process
856	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-1-5-21-4063495947-34355257-727531523-1000\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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Xgwqwn = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Xgwqwn.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)	\??\E:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\D:	notepad.exe
File opened (read-only)	\??\F:	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe

description	pid	process	target process
PID 1064 set thread context of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

svchost.exe987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe

pid process

936 svchost.exe
516 987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe

pid	process
936	svchost.exe
516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.execalc.exesvchost.exenotepad.exe

description	pid	process
Token: SeDebugPrivilege	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
Token: SeDebugPrivilege	976	calc.exe
Token: SeDebugPrivilege	936	svchost.exe
Token: SeDebugPrivilege	856	notepad.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exesvchost.exe987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe

description	pid	process	target process
PID 1064 wrote to memory of 936	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 1064 wrote to memory of 936	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 1064 wrote to memory of 936	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 1064 wrote to memory of 936	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 1064 wrote to memory of 976	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 1064 wrote to memory of 976	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 1064 wrote to memory of 976	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 1064 wrote to memory of 976	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 1064 wrote to memory of 976	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 1064 wrote to memory of 936	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 1064 wrote to memory of 976	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 936 wrote to memory of 856	936	svchost.exe	notepad.exe
PID 936 wrote to memory of 856	936	svchost.exe	notepad.exe
PID 936 wrote to memory of 856	936	svchost.exe	notepad.exe
PID 936 wrote to memory of 856	936	svchost.exe	notepad.exe
PID 936 wrote to memory of 856	936	svchost.exe	notepad.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 1064 wrote to memory of 516	1064	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
PID 516 wrote to memory of 976	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 516 wrote to memory of 976	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	calc.exe
PID 516 wrote to memory of 936	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 516 wrote to memory of 936	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	svchost.exe
PID 516 wrote to memory of 856	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	notepad.exe
PID 516 wrote to memory of 856	516	987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
"C:\Users\Admin\AppData\Local\Temp\987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:976

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:936

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:856

C:\Users\Admin\AppData\Local\Temp\987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe
"C:\Users\Admin\AppData\Local\Temp\987e0a7f8b48ebc420aabca48fc16107f4f637c1732186ebbeca337a55e60e33.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:516

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

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Downloads

memory/516-75-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-116-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-92-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-91-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-87-0x0000000000410910-mapping.dmp

Download
memory/516-85-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-82-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-80-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-78-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/516-76-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/856-73-0x0000000000110000-0x0000000000139000-memory.dmp

Filesize
164KB

Download
memory/856-84-0x0000000000110000-0x0000000000139000-memory.dmp

Filesize
164KB

Download
memory/856-334-0x0000000000280000-0x00000000002CE000-memory.dmp

Filesize
312KB

Download
memory/856-74-0x0000000000110000-0x0000000000139000-memory.dmp

Filesize
164KB

Download
memory/856-71-0x0000000000110000-0x0000000000139000-memory.dmp

Filesize
164KB

Download
memory/856-69-0x0000000000000000-mapping.dmp

Download
memory/856-110-0x0000000000280000-0x00000000002CE000-memory.dmp

Filesize
312KB

Download
memory/856-125-0x0000000000280000-0x00000000002CE000-memory.dmp

Filesize
312KB

Download
memory/856-131-0x0000000000280000-0x00000000002CE000-memory.dmp

Filesize
312KB

Download
memory/856-118-0x0000000000280000-0x00000000002CE000-memory.dmp

Filesize
312KB

Download
memory/856-72-0x0000000000110000-0x0000000000139000-memory.dmp

Filesize
164KB

Download
memory/936-103-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/936-114-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/936-333-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/936-108-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/936-55-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/936-93-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/936-121-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/936-65-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/936-59-0x0000000000000000-mapping.dmp

Download
memory/936-132-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/936-127-0x0000000000340000-0x000000000038E000-memory.dmp

Filesize
312KB

Download
memory/976-101-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-60-0x0000000000000000-mapping.dmp

Download
memory/976-122-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-115-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-335-0x0000000000298000-0x000000000029A000-memory.dmp

Filesize
8KB

Download
memory/976-107-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-130-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-332-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-98-0x0000000000260000-0x00000000002AE000-memory.dmp

Filesize
312KB

Download
memory/976-56-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/976-66-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/1064-64-0x00000000001D0000-0x00000000001E3000-memory.dmp

Filesize
76KB

Download
memory/1064-89-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1064-86-0x0000000001C50000-0x0000000001C8E000-memory.dmp

Filesize
248KB

Download
memory/1064-54-0x0000000075BB1000-0x0000000075BB3000-memory.dmp

Filesize
8KB

Download
memory/1064-63-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads