cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398

General

Target

cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe
Size

255KB
MD5

d8a507033ff81ad56143528fae985f90
SHA1

ae3a2beeed87ae6781e9d1bacd4fb00b70193038
SHA256

cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398
SHA512

69cd754e185e719f1a90b1b8244c96edcf9e685e50709b86e0a4e4bdbd1a25dae126c44b9b856d6b66281c6ae9c9a5d2df8716312725838e67f941b7bb796f4f
SSDEEP

6144:85p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ+s:EeGUA5YZazpXUmZhls

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2836	a1punf5t2of.exe

Loads dropped DLL 2 IoCs

pid	Process
2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe
2836	a1punf5t2of.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2372 wrote to memory of 2836	2372	cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe	31
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32
PID 2836 wrote to memory of 2680	2836	a1punf5t2of.exe	32

C:\Users\Admin\AppData\Local\Temp\cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe
"C:\Users\Admin\AppData\Local\Temp\cb33a5e49c9f447351d5bd8cf835dbefbe5f1778595c3e2423fc74c3a25f5398N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
  "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
    "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
    3⤵
    PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Filesize
255KB

MD5
d2e65acf3f9fd684529d26ba6a0f1db4

SHA1
33b14fe274e46b7d94da8787f8b9882846b4f5ea

SHA256
8aeaba68d7e7ef71134f452d98f08eb5f8f6879cf5c7957398ec05d45c56046a

SHA512
7820a947d677b8f1e9f78694c75564b9718a705705b38a77ad43ddf2598e3b541f5f5dc4f7f613aaad38c1474fffe942f1129bb434f014d6c7e0f89d1b33bfc7

Download Submit
memory/2372-3-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-14-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-0-0x0000000074531000-0x0000000074532000-memory.dmp

Filesize
4KB

Download
memory/2372-4-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-5-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-1-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-2-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-15-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-16-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-17-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-18-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-19-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-20-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2836-22-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads