79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954

Analysis

max time kernel
19s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28/11/2022, 02:07

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General

Target

79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
Size

163KB
MD5

697d9bff652c1ec020f0f580f8fd58ce
SHA1

eb3670c1a0a94558ae85b0815b1d1f7ad4854fa2
SHA256

79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954
SHA512

bff35b9c1b45881b4c0f836bf9c9a163309b8577d55bd36dcc9def739308e4583e551869fe8cf2c67841968a087638c1857859913a3c2482d9ada75c7282091d
SSDEEP

3072:byfKvr1MYnsRqizh52qX3hAwdLe11ac+QZUIOHI0h:9T1MDRFGqX3LA11ac5UTHI0h

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2028	svcr.exe
1180	svcr.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}	svcr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}\StubPath = "C:\\windows\\svcr.exe"	svcr.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\svcr.exe"	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\svcr.exe"	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 892 set thread context of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 2028 set thread context of 1180	2028	svcr.exe	30

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svcr.exe	svcr.exe
File opened for modification	C:\Windows\svcr.exe	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
File created	C:\Windows\svcr.exe	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
1180	svcr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1180	svcr.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
2028	svcr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 892 wrote to memory of 2036	892	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	27
PID 2036 wrote to memory of 1828	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	28
PID 2036 wrote to memory of 1828	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	28
PID 2036 wrote to memory of 1828	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	28
PID 2036 wrote to memory of 1828	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	28
PID 2036 wrote to memory of 2028	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	29
PID 2036 wrote to memory of 2028	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	29
PID 2036 wrote to memory of 2028	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	29
PID 2036 wrote to memory of 2028	2036	79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe	29
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 2028 wrote to memory of 1180	2028	svcr.exe	30
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31
PID 1180 wrote to memory of 580	1180	svcr.exe	31

C:\Users\Admin\AppData\Local\Temp\79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
"C:\Users\Admin\AppData\Local\Temp\79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:892
- C:\Users\Admin\AppData\Local\Temp\79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
  C:\Users\Admin\AppData\Local\Temp\79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe
  2⤵
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2036
- - C:\Windows\SysWOW64\NOTEPAD.EXE
    NOTEPAD.EXE
    3⤵
    PID:1828
- - C:\Windows\svcr.exe
    "C:\Windows\svcr.exe" "C:\Users\Admin\AppData\Local\Temp\79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2028
  - - C:\Windows\svcr.exe
      C:\Windows\svcr.exe
      4⤵
      Executes dropped EXE
      Modifies Installed Components in the registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1180
    - - C:\Windows\NOTEPAD.EXE
        
        NOTEPAD.EXE
        5⤵
        
        PID:580

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\svcr.exe

Filesize
163KB

MD5
697d9bff652c1ec020f0f580f8fd58ce

SHA1
eb3670c1a0a94558ae85b0815b1d1f7ad4854fa2

SHA256
79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954

SHA512
bff35b9c1b45881b4c0f836bf9c9a163309b8577d55bd36dcc9def739308e4583e551869fe8cf2c67841968a087638c1857859913a3c2482d9ada75c7282091d

Download Submit
C:\Windows\svcr.exe

Filesize
163KB

MD5
697d9bff652c1ec020f0f580f8fd58ce

SHA1
eb3670c1a0a94558ae85b0815b1d1f7ad4854fa2

SHA256
79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954

SHA512
bff35b9c1b45881b4c0f836bf9c9a163309b8577d55bd36dcc9def739308e4583e551869fe8cf2c67841968a087638c1857859913a3c2482d9ada75c7282091d

Download Submit
C:\Windows\svcr.exe

Filesize
163KB

MD5
697d9bff652c1ec020f0f580f8fd58ce

SHA1
eb3670c1a0a94558ae85b0815b1d1f7ad4854fa2

SHA256
79e3ea95bf4e0314af4e9c8ea4864af0cf24be61f252c3ec765667f9f37ac954

SHA512
bff35b9c1b45881b4c0f836bf9c9a163309b8577d55bd36dcc9def739308e4583e551869fe8cf2c67841968a087638c1857859913a3c2482d9ada75c7282091d

Download Submit
memory/580-108-0x0000000010410000-0x000000001042E000-memory.dmp

Filesize
120KB

Download
memory/580-99-0x000007FEFB6B1000-0x000007FEFB6B3000-memory.dmp

Filesize
8KB

Download
memory/892-69-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/892-54-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1180-110-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1180-101-0x0000000010410000-0x000000001042E000-memory.dmp

Filesize
120KB

Download
memory/2028-94-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2036-77-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-72-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-63-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-64-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-62-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-71-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-61-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-70-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/2036-60-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-58-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-57-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2036-66-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download