640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200

General

Target

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
Size

264KB
MD5

abac08a871868f166dab3a346c9ec0a2
SHA1

28460b771913d16d888817a3034956c0d911eb15
SHA256

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200
SHA512

ece10d6f4ecdc9bdbad6bee4f9bba9ae82ca08118f68040113103e0f775ae9b0088466e9a34fee514b910605950de67172eb3387262efa58e6b589208d1f1b55
SSDEEP

3072:QweEpp8teo1cwWD88U4GXiGWYj4G1GaC6c5M+CyHEscvC21phGin2bwpf/wsUWGR:WkshJ487m0C6c5f0vC2zhGi2UV/CzUw

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/936-58-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/936-60-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/936-61-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/936-63-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/936-64-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral1/memory/1196-82-0x00000000000E0000-0x0000000000109000-memory.dmp	cryptone
behavioral1/memory/1196-83-0x00000000000E0000-0x0000000000109000-memory.dmp	cryptone
behavioral1/memory/1196-84-0x00000000000E0000-0x0000000000109000-memory.dmp	cryptone
behavioral1/memory/1760-91-0x0000000000080000-0x00000000000A9000-memory.dmp	cryptone
behavioral1/memory/936-89-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exemspaint.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Orvgvu = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Orvgvu.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)	\??\I:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\D:	mspaint.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

description	pid	process	target process
PID 1692 set thread context of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 set thread context of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exesvchost.exe640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

pid	process
1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
1760	svchost.exe
1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

pid process

936 640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

pid	process
936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exesvchost.execalc.exemspaint.exe

description	pid	process
Token: SeDebugPrivilege	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
Token: SeDebugPrivilege	1760	svchost.exe
Token: SeDebugPrivilege	1308	calc.exe
Token: SeDebugPrivilege	1196	mspaint.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exesvchost.exe640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe

description	pid	process	target process
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1692 wrote to memory of 936	1692	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1760	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 936 wrote to memory of 1760	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 936 wrote to memory of 1760	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 936 wrote to memory of 1760	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 936 wrote to memory of 1308	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 936 wrote to memory of 1308	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 936 wrote to memory of 1308	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 936 wrote to memory of 1308	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 936 wrote to memory of 1308	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 936 wrote to memory of 1308	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 936 wrote to memory of 1760	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 1760 wrote to memory of 1196	1760	svchost.exe	mspaint.exe
PID 1760 wrote to memory of 1196	1760	svchost.exe	mspaint.exe
PID 1760 wrote to memory of 1196	1760	svchost.exe	mspaint.exe
PID 1760 wrote to memory of 1196	1760	svchost.exe	mspaint.exe
PID 1760 wrote to memory of 1196	1760	svchost.exe	mspaint.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 936 wrote to memory of 1888	936	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
PID 1888 wrote to memory of 1760	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 1888 wrote to memory of 1760	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	svchost.exe
PID 1888 wrote to memory of 1308	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 1888 wrote to memory of 1308	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	calc.exe
PID 1888 wrote to memory of 1196	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	mspaint.exe
PID 1888 wrote to memory of 1196	1888	640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe	mspaint.exe

C:\Users\Admin\AppData\Local\Temp\640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
"C:\Users\Admin\AppData\Local\Temp\640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1692

C:\Users\Admin\AppData\Local\Temp\640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
"C:\Users\Admin\AppData\Local\Temp\640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:936

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:1760

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:1196

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1308

C:\Users\Admin\AppData\Local\Temp\640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe
"C:\Users\Admin\AppData\Local\Temp\640de00c829c6e37d31682753c2ea349b20dce7ae596a92fbf800835a1887200.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1888

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/936-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-63-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-64-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-65-0x0000000000404BF0-mapping.dmp

Download
memory/1196-121-0x0000000000180000-0x00000000001CE000-memory.dmp

Filesize
312KB

Download
memory/1196-95-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1196-150-0x0000000000180000-0x00000000001CE000-memory.dmp

Filesize
312KB

Download
memory/1196-128-0x0000000000180000-0x00000000001CE000-memory.dmp

Filesize
312KB

Download
memory/1196-79-0x0000000000000000-mapping.dmp

Download
memory/1196-81-0x0000000000841000-0x0000000000843000-memory.dmp

Filesize
8KB

Download
memory/1196-82-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1196-83-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1196-84-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1196-85-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/1196-347-0x0000000000180000-0x00000000001CE000-memory.dmp

Filesize
312KB

Download
memory/1308-346-0x0000000000240000-0x000000000028E000-memory.dmp

Filesize
312KB

Download
memory/1308-114-0x0000000000240000-0x000000000028E000-memory.dmp

Filesize
312KB

Download
memory/1308-127-0x0000000000240000-0x000000000028E000-memory.dmp

Filesize
312KB

Download
memory/1308-74-0x0000000000000000-mapping.dmp

Download
memory/1308-93-0x00000000000C0000-0x00000000000C2000-memory.dmp

Filesize
8KB

Download
memory/1308-146-0x0000000000240000-0x000000000028E000-memory.dmp

Filesize
312KB

Download
memory/1308-70-0x00000000000C0000-0x00000000000C2000-memory.dmp

Filesize
8KB

Download
memory/1308-120-0x0000000000240000-0x000000000028E000-memory.dmp

Filesize
312KB

Download
memory/1692-67-0x0000000000220000-0x000000000023A000-memory.dmp

Filesize
104KB

Download
memory/1692-54-0x0000000075A81000-0x0000000075A83000-memory.dmp

Filesize
8KB

Download
memory/1760-142-0x00000000001E0000-0x000000000022E000-memory.dmp

Filesize
312KB

Download
memory/1760-73-0x0000000000000000-mapping.dmp

Download
memory/1760-109-0x00000000001E0000-0x000000000022E000-memory.dmp

Filesize
312KB

Download
memory/1760-112-0x00000000001E0000-0x000000000022E000-memory.dmp

Filesize
312KB

Download
memory/1760-345-0x00000000001E0000-0x000000000022E000-memory.dmp

Filesize
312KB

Download
memory/1760-118-0x00000000001E0000-0x000000000022E000-memory.dmp

Filesize
312KB

Download
memory/1760-91-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1760-126-0x00000000001E0000-0x000000000022E000-memory.dmp

Filesize
312KB

Download
memory/1888-86-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-104-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-125-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-103-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-100-0x0000000000410910-mapping.dmp

Download
memory/1888-99-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-97-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-94-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-90-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1888-87-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads