b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd

Analysis

max time kernel
59s
max time network
30s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 12:19

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General

Target

b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe
Size

154KB
MD5

e4a772b75b468ebbd1c00267ef70b885
SHA1

50fe653b9f98f3a8f1f28adb8082f821bc419d7b
SHA256

b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd
SHA512

9e8132731902988298a2346417cb2e21d0f7404c9bc827079344d16dfbee550141b2fb7486558d282d18ff441d7dfbcd1cf0450abed5f20fab80f32414bbae50
SSDEEP

3072:pBcBuWAXJJ0W+KmdCxPD4t2r4H269kEztSzqN0eRe8qDYs:p6BBAZy7KeQb4gr4HP9zZPjwx

Score

8^/10

evasion persistence upx

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
972	netsh.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2044-55-0x0000000026580000-0x00000000265E8000-memory.dmp	upx
behavioral1/memory/2044-59-0x0000000026580000-0x00000000265E8000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MSGRAPHICS = "C:\\Windows\\system32\\DNL_v1.exe"	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DNL_v1.exe	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe
File opened for modification	C:\Windows\SysWOW64\DNL_v1.exe	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2028	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2028	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	28
PID 2044 wrote to memory of 2028	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	28
PID 2044 wrote to memory of 2028	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	28
PID 2044 wrote to memory of 2028	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	28
PID 2044 wrote to memory of 972	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	30
PID 2044 wrote to memory of 972	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	30
PID 2044 wrote to memory of 972	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	30
PID 2044 wrote to memory of 972	2044	b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe	30

C:\Users\Admin\AppData\Local\Temp\b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe
"C:\Users\Admin\AppData\Local\Temp\b10a04d9ea2bd6c7316395929ac53b800a7bd027e09be0be3deb6cee6e5d02dd.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /sc onstart /tn JPGControl /tr %SystemRoot%\system32\DNL_v1.exe /ru system
  2⤵
  - Creates scheduled task(s)
  PID:2028
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\System32\netsh.exe" firewall set opmode Disable
  2⤵
  - Modifies Windows Firewall
  PID:972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2044-54-0x00000000767F1000-0x00000000767F3000-memory.dmp

Filesize
8KB

Download
memory/2044-55-0x0000000026580000-0x00000000265E8000-memory.dmp

Filesize
416KB

Download
memory/2044-59-0x0000000026580000-0x00000000265E8000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads