a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168

General

Target

a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe
Size

492KB
MD5

8970dda6d085a3e2e44d0322f914965c
SHA1

7fdefeac53a55700a2f107e5ed65fab9388f91cb
SHA256

a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168
SHA512

cdbe82dea9edad22a2fe88e4517191d5198977c8e55226def38acd4d8ecd146faef1f5d87e97e2726f81f7ee32802a46332133ff8a6047724af2a65f9b3897bb
SSDEEP

6144:LmP/YyA1RwP57sjFgOgzDxrWuvq1x0jJx6OKU2mFvIsMm2EkQDZGINQfHFWDj:yXY657FxzDxhC1xIOFm2EkQdGey2

Score

10^/10

collection

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4284 created 3176	4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe	25

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	certreq.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4912	4284	WerFault.exe	81

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	certreq.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	certreq.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe
4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe
4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe
4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe
1528	certreq.exe
1528	certreq.exe
1528	certreq.exe
1528	certreq.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 1528	4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe	84
PID 4284 wrote to memory of 1528	4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe	84
PID 4284 wrote to memory of 1528	4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe	84
PID 4284 wrote to memory of 1528	4284	a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3176
- C:\Users\Admin\AppData\Local\Temp\a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe
  "C:\Users\Admin\AppData\Local\Temp\a0529bb77c75438120f1ca4dc8550ff505b1374008df4d63736fb9627ae08168.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4284 -s 912
    3⤵
    - Program crash
    PID:4912
- C:\Windows\system32\certreq.exe
  "C:\Windows\system32\certreq.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4284 -ip 4284
1⤵
PID:4156

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1528-157-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-158-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-162-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-161-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-138-0x000001634C770000-0x000001634C773000-memory.dmp

Filesize
12KB

Download
memory/1528-160-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-159-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-153-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-149-0x000001634C770000-0x000001634C773000-memory.dmp

Filesize
12KB

Download
memory/1528-150-0x000001634E7F0000-0x000001634E7F7000-memory.dmp

Filesize
28KB

Download
memory/1528-155-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-152-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-151-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/1528-154-0x00007FF476090000-0x00007FF4761BD000-memory.dmp

Filesize
1.2MB

Download
memory/4284-135-0x0000000002430000-0x0000000002437000-memory.dmp

Filesize
28KB

Download
memory/4284-134-0x0000000002450000-0x00000000024C0000-memory.dmp

Filesize
448KB

Download
memory/4284-147-0x0000000000400000-0x00000000006C2000-memory.dmp

Filesize
2.8MB

Download
memory/4284-145-0x00000000034D0000-0x0000000003506000-memory.dmp

Filesize
216KB

Download
memory/4284-139-0x00000000034D0000-0x0000000003506000-memory.dmp

Filesize
216KB

Download
memory/4284-137-0x0000000002860000-0x0000000002C60000-memory.dmp

Filesize
4.0MB

Download
memory/4284-136-0x0000000002860000-0x0000000002C60000-memory.dmp

Filesize
4.0MB

Download

Analysis

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