88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb

General

Target

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
Size

253KB
MD5

bc413cd7fb642e045f9f33847223c9bd
SHA1

b861734176811d0938e7cb62225d217a86cdc7b4
SHA256

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb
SHA512

3fb07c1df69b865d312df7c886ac723c4a20e562f254253594ee27bb8165ad38199d36df4e377770859df09ca6083f3adb1dc24bed9175bfb49fe32cb5566c55
SSDEEP

3072:EtAcb+inTJscH6KkT0uXJOYokNbQaRP/HdyPZ39po6ybO3NVJCkt4oaFrh3kWsl/:EI2KMEOYoKG3bfybODJtvaFuzl/

Score

9^/10

cryptone packer persistence

Malware Config

Signatures

CryptOne packer 10 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

Processes:

resource	yara_rule
behavioral1/memory/1112-58-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/1112-60-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/1112-61-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/1112-63-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/1112-64-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/308-82-0x00000000000C0000-0x00000000000E9000-memory.dmp	cryptone
behavioral1/memory/308-83-0x00000000000C0000-0x00000000000E9000-memory.dmp	cryptone
behavioral1/memory/308-84-0x00000000000C0000-0x00000000000E9000-memory.dmp	cryptone
behavioral1/memory/1996-89-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone
behavioral1/memory/1112-87-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

mspaint.exesvchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ivuruz = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Ivuruz.exe"	mspaint.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe System Incorporated = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Adobe\\Reader_sl.exe"	svchost.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)	\??\U:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\F:	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)	\??\R:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\D:	mspaint.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

description	pid	process	target process
PID 1668 set thread context of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 set thread context of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exesvchost.exe88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

pid	process
1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
1996	svchost.exe
900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

pid process

1112 88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

pid	process
1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exesvchost.execalc.exemspaint.exe

description	pid	process
Token: SeDebugPrivilege	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
Token: SeDebugPrivilege	1996	svchost.exe
Token: SeDebugPrivilege	1988	calc.exe
Token: SeDebugPrivilege	308	mspaint.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exesvchost.exe88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe

description	pid	process	target process
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1668 wrote to memory of 1112	1668	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 1996	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 1112 wrote to memory of 1996	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 1112 wrote to memory of 1996	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 1112 wrote to memory of 1996	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 1112 wrote to memory of 1996	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 1112 wrote to memory of 1988	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 1112 wrote to memory of 1988	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 1112 wrote to memory of 1988	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 1112 wrote to memory of 1988	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 1112 wrote to memory of 1988	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 1112 wrote to memory of 1988	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 1996 wrote to memory of 308	1996	svchost.exe	mspaint.exe
PID 1996 wrote to memory of 308	1996	svchost.exe	mspaint.exe
PID 1996 wrote to memory of 308	1996	svchost.exe	mspaint.exe
PID 1996 wrote to memory of 308	1996	svchost.exe	mspaint.exe
PID 1996 wrote to memory of 308	1996	svchost.exe	mspaint.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 1112 wrote to memory of 900	1112	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
PID 900 wrote to memory of 1996	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 900 wrote to memory of 1996	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	svchost.exe
PID 900 wrote to memory of 1988	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 900 wrote to memory of 1988	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	calc.exe
PID 900 wrote to memory of 308	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	mspaint.exe
PID 900 wrote to memory of 308	900	88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe	mspaint.exe

C:\Users\Admin\AppData\Local\Temp\88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
"C:\Users\Admin\AppData\Local\Temp\88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1668

C:\Users\Admin\AppData\Local\Temp\88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
"C:\Users\Admin\AppData\Local\Temp\88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1112

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:1996

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:308

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1988

C:\Users\Admin\AppData\Local\Temp\88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe
"C:\Users\Admin\AppData\Local\Temp\88c6e8b9765435d45271ad1422a82c70760c15116f3ed32277c879bae1529eeb.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:900

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/308-79-0x0000000000000000-mapping.dmp

Download
memory/308-347-0x0000000000140000-0x000000000018E000-memory.dmp

Filesize
312KB

Download
memory/308-178-0x0000000000140000-0x000000000018E000-memory.dmp

Filesize
312KB

Download
memory/308-128-0x0000000000140000-0x000000000018E000-memory.dmp

Filesize
312KB

Download
memory/308-121-0x0000000000140000-0x000000000018E000-memory.dmp

Filesize
312KB

Download
memory/308-93-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/308-85-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/308-84-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/308-83-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/308-82-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/308-81-0x0000000000A31000-0x0000000000A33000-memory.dmp

Filesize
8KB

Download
memory/900-95-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-99-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-104-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-103-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-100-0x0000000000410910-mapping.dmp

Download
memory/900-97-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-92-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-125-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-86-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/900-88-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1112-63-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-65-0x0000000000404BF0-mapping.dmp

Download
memory/1112-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-64-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-87-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1112-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1668-54-0x0000000076DC1000-0x0000000076DC3000-memory.dmp

Filesize
8KB

Download
memory/1668-67-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/1988-127-0x0000000000220000-0x000000000026E000-memory.dmp

Filesize
312KB

Download
memory/1988-174-0x0000000000220000-0x000000000026E000-memory.dmp

Filesize
312KB

Download
memory/1988-114-0x0000000000220000-0x000000000026E000-memory.dmp

Filesize
312KB

Download
memory/1988-348-0x0000000000258000-0x000000000025A000-memory.dmp

Filesize
8KB

Download
memory/1988-71-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/1988-120-0x0000000000220000-0x000000000026E000-memory.dmp

Filesize
312KB

Download
memory/1988-91-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/1988-74-0x0000000000000000-mapping.dmp

Download
memory/1988-346-0x0000000000220000-0x000000000026E000-memory.dmp

Filesize
312KB

Download
memory/1996-89-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1996-170-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1996-112-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1996-72-0x0000000000000000-mapping.dmp

Download
memory/1996-345-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1996-126-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1996-109-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download
memory/1996-118-0x00000000001C0000-0x000000000020E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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