eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448

General

Target

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
Size

207KB
MD5

b8b2bd38d344a855534ce9c67ce6b823
SHA1

3ac9d5a05fa79a747bd5c1090135ff1777756f8a
SHA256

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448
SHA512

dd76ae39a4074768a0d3ba94beab19e38f74b47ead8aae6dceac4dc1de35416db3ce8dabd1b4b4bbbaeb86512a94ed7da7a2b53f5d008b274b489f0fb3393773
SSDEEP

3072:CSr6oqbCV3fNddKpj0jNxpH4DhDxFyefZOnoX7SAqZHTMyk8kafp6d:CSrTqydKpQx989ROnoXZ0k8kypA

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/4356-133-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/4356-139-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/3404-140-0x0000000000FA0000-0x0000000000FC9000-memory.dmp	cryptone
behavioral2/memory/1944-141-0x0000000000380000-0x00000000003A9000-memory.dmp	cryptone
behavioral2/memory/1944-142-0x0000000000380000-0x00000000003A9000-memory.dmp	cryptone
behavioral2/memory/1944-143-0x0000000000380000-0x00000000003A9000-memory.dmp	cryptone
behavioral2/memory/4356-148-0x0000000000400000-0x0000000000429000-memory.dmp	cryptone
behavioral2/memory/3404-156-0x0000000000FA0000-0x0000000000FC9000-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-1-5-21-2629973501-4017243118-3254762364-1000\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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bcbubv = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\Bcbubv.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)	\??\N:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\I:	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)	\??\K:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\R:	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)	\??\H:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exeeba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

description	pid	process	target process
PID 2424 set thread context of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 set thread context of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exesvchost.exeeba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

pid	process
2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
3404	svchost.exe
3404	svchost.exe
4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

pid process

4356 eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

pid	process
4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.execalc.exemspaint.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
Token: SeDebugPrivilege	3008	calc.exe
Token: SeDebugPrivilege	1944	mspaint.exe
Token: SeDebugPrivilege	3404	svchost.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exeeba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exesvchost.exeeba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe

description	pid	process	target process
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 2424 wrote to memory of 4356	2424	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 3404	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	svchost.exe
PID 4356 wrote to memory of 3404	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	svchost.exe
PID 4356 wrote to memory of 3404	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	svchost.exe
PID 4356 wrote to memory of 3404	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	svchost.exe
PID 4356 wrote to memory of 3008	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 4356 wrote to memory of 3008	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 4356 wrote to memory of 3008	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 4356 wrote to memory of 3008	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 4356 wrote to memory of 3008	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 3404 wrote to memory of 1944	3404	svchost.exe	mspaint.exe
PID 3404 wrote to memory of 1944	3404	svchost.exe	mspaint.exe
PID 3404 wrote to memory of 1944	3404	svchost.exe	mspaint.exe
PID 3404 wrote to memory of 1944	3404	svchost.exe	mspaint.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4356 wrote to memory of 4772	4356	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
PID 4772 wrote to memory of 3008	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 4772 wrote to memory of 3008	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	calc.exe
PID 4772 wrote to memory of 3404	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	svchost.exe
PID 4772 wrote to memory of 3404	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	svchost.exe
PID 4772 wrote to memory of 1944	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	mspaint.exe
PID 4772 wrote to memory of 1944	4772	eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe	mspaint.exe

C:\Users\Admin\AppData\Local\Temp\eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
"C:\Users\Admin\AppData\Local\Temp\eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Users\Admin\AppData\Local\Temp\eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
  "C:\Users\Admin\AppData\Local\Temp\eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4356
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\SysWOW64\calc.exe"
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:3008
- - 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:3404
  - - 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:1944
- - C:\Users\Admin\AppData\Local\Temp\eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe
    "C:\Users\Admin\AppData\Local\Temp\eba5ec221eb35337956eeacc73edb062c218903e329901d3ccbb55cd0f6c9448.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4772

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1944-143-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/1944-151-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/1944-141-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/1944-155-0x0000000000E30000-0x0000000000E7E000-memory.dmp

Filesize
312KB

Download
memory/1944-142-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/1944-138-0x0000000000000000-mapping.dmp

Download
memory/1944-157-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/1944-158-0x0000000000E30000-0x0000000000E7E000-memory.dmp

Filesize
312KB

Download
memory/1944-144-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/2424-135-0x0000000002170000-0x0000000002184000-memory.dmp

Filesize
80KB

Download
memory/3008-153-0x0000000002470000-0x00000000024BE000-memory.dmp

Filesize
312KB

Download
memory/3008-137-0x0000000000000000-mapping.dmp

Download
memory/3404-140-0x0000000000FA0000-0x0000000000FC9000-memory.dmp

Filesize
164KB

Download
memory/3404-154-0x0000000001210000-0x000000000125E000-memory.dmp

Filesize
312KB

Download
memory/3404-156-0x0000000000FA0000-0x0000000000FC9000-memory.dmp

Filesize
164KB

Download
memory/3404-136-0x0000000000000000-mapping.dmp

Download
memory/4356-133-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4356-132-0x0000000000000000-mapping.dmp

Download
memory/4356-148-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4356-139-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4772-145-0x0000000000000000-mapping.dmp

Download
memory/4772-152-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4772-150-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4772-149-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4772-146-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads