293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816

General

Target

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
Size

180KB
MD5

c6f134b71467b6fdfbe311f0422f659c
SHA1

9b882b5dddd125d3f670eca3c13658b7252afcda
SHA256

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816
SHA512

3ba87e4eb049debe420804438415cd007d1faf9d997be327834addf4c492545d29ea04dd74cfdea95eb335e4a8252d89228d1e410a00748428736c230dd0c488
SSDEEP

3072:2yshVg7DPPiyUKs/OIXMhx3zZYKOUrX/n+eOrD+fBRbZ:BshS7DGiuUj/+vrDK

Score

9^/10

cryptone packer persistence

Malware Config

Signatures

CryptOne packer 8 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

Processes:

resource	yara_rule
behavioral2/memory/4336-133-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/4336-138-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/5028-139-0x0000000000D40000-0x0000000000D69000-memory.dmp	cryptone
behavioral2/memory/1076-142-0x0000000001240000-0x0000000001269000-memory.dmp	cryptone
behavioral2/memory/1076-143-0x0000000001240000-0x0000000001269000-memory.dmp	cryptone
behavioral2/memory/1076-141-0x0000000001240000-0x0000000001269000-memory.dmp	cryptone
behavioral2/memory/4336-149-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/5028-152-0x0000000000D40000-0x0000000000D69000-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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tmouon = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Tmouon.exe"	mspaint.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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)	\??\I:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\D:	mspaint.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

description	pid	process	target process
PID 1508 set thread context of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 set thread context of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exesvchost.exe293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

pid	process
1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
5028	svchost.exe
5028	svchost.exe
3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

pid process

4336 293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

pid	process
4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exesvchost.execalc.exemspaint.exe

description	pid	process
Token: 33	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
Token: SeIncBasePriorityPrivilege	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
Token: SeDebugPrivilege	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
Token: SeDebugPrivilege	5028	svchost.exe
Token: SeDebugPrivilege	3232	calc.exe
Token: SeDebugPrivilege	1076	mspaint.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exesvchost.exe293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe

description	pid	process	target process
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 1508 wrote to memory of 4336	1508	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 5028	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	svchost.exe
PID 4336 wrote to memory of 5028	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	svchost.exe
PID 4336 wrote to memory of 5028	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	svchost.exe
PID 4336 wrote to memory of 5028	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	svchost.exe
PID 4336 wrote to memory of 3232	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 4336 wrote to memory of 3232	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 4336 wrote to memory of 3232	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 4336 wrote to memory of 3232	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 4336 wrote to memory of 3232	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 5028 wrote to memory of 1076	5028	svchost.exe	mspaint.exe
PID 5028 wrote to memory of 1076	5028	svchost.exe	mspaint.exe
PID 5028 wrote to memory of 1076	5028	svchost.exe	mspaint.exe
PID 5028 wrote to memory of 1076	5028	svchost.exe	mspaint.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 4336 wrote to memory of 3308	4336	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
PID 3308 wrote to memory of 5028	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	svchost.exe
PID 3308 wrote to memory of 5028	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	svchost.exe
PID 3308 wrote to memory of 3232	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 3308 wrote to memory of 3232	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	calc.exe
PID 3308 wrote to memory of 1076	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	mspaint.exe
PID 3308 wrote to memory of 1076	3308	293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe	mspaint.exe

C:\Users\Admin\AppData\Local\Temp\293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
"C:\Users\Admin\AppData\Local\Temp\293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1508

C:\Users\Admin\AppData\Local\Temp\293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
"C:\Users\Admin\AppData\Local\Temp\293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4336

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:5028

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:1076

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3232

C:\Users\Admin\AppData\Local\Temp\293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe
"C:\Users\Admin\AppData\Local\Temp\293430a373e0e5f552a8791c2ba42f2ff75e48d5e07036095fa57ce266050816.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3308

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/1076-143-0x0000000001240000-0x0000000001269000-memory.dmp

Filesize
164KB

Download
memory/1076-141-0x0000000001240000-0x0000000001269000-memory.dmp

Filesize
164KB

Download
memory/1076-157-0x0000000001280000-0x00000000012CE000-memory.dmp

Filesize
312KB

Download
memory/1076-150-0x0000000001240000-0x0000000001269000-memory.dmp

Filesize
164KB

Download
memory/1076-144-0x0000000001240000-0x0000000001269000-memory.dmp

Filesize
164KB

Download
memory/1076-156-0x0000000001280000-0x00000000012CE000-memory.dmp

Filesize
312KB

Download
memory/1076-140-0x0000000000000000-mapping.dmp

Download
memory/1076-142-0x0000000001240000-0x0000000001269000-memory.dmp

Filesize
164KB

Download
memory/1508-135-0x0000000000630000-0x0000000000644000-memory.dmp

Filesize
80KB

Download
memory/3232-137-0x0000000000000000-mapping.dmp

Download
memory/3232-155-0x00000000026A0000-0x00000000026EE000-memory.dmp

Filesize
312KB

Download
memory/3308-153-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3308-145-0x0000000000000000-mapping.dmp

Download
memory/3308-146-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3308-148-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3308-151-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4336-138-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4336-149-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4336-132-0x0000000000000000-mapping.dmp

Download
memory/4336-133-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5028-139-0x0000000000D40000-0x0000000000D69000-memory.dmp

Filesize
164KB

Download
memory/5028-154-0x0000000000D80000-0x0000000000DCE000-memory.dmp

Filesize
312KB

Download
memory/5028-152-0x0000000000D40000-0x0000000000D69000-memory.dmp

Filesize
164KB

Download
memory/5028-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads