a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a

General

Target

a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe
Size

203KB
MD5

d235230e4effefe16e2ea1cd2f7123fb
SHA1

0c568977ab26e7529ef3785cb5e014dcc205781f
SHA256

a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a
SHA512

d2a0d82a7a89dae86702541dd5f91910f5d1470d9f23e5528e3133d137d5661b8e99e92442456fc3fda28784c6513bd349598a8a22cb20438f37b87ffb3dbca0
SSDEEP

3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3300	gzivw.exe

Executes dropped EXE 2 IoCs

pid	Process
3300	gzivw.exe
1540	qrajw.exe

Loads dropped DLL 1 IoCs

pid	Process
1540	qrajw.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\zzespo\\qrajw.exe \"c:\\Program Files\\zzespo\\qrajw.dll\",Compliance"	qrajw.exe

Enumerates connected drives 3 TTPs 2 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

description	ioc	Process
File opened (read-only)	\??\a:	qrajw.exe
File opened (read-only)	\??\b:	qrajw.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	qrajw.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	\??\c:\Program Files\zzespo\qrajw.dll	gzivw.exe
File created	\??\c:\Program Files\zzespo\qrajw.exe	gzivw.exe
File opened for modification	\??\c:\Program Files\zzespo\qrajw.exe	gzivw.exe
File opened for modification	\??\c:\Program Files\zzespo	gzivw.exe

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	qrajw.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	qrajw.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4888	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1540	qrajw.exe
1540	qrajw.exe
1540	qrajw.exe
1540	qrajw.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1540	qrajw.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1324	a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe
3300	gzivw.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 4344	1324	a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe	86
PID 1324 wrote to memory of 4344	1324	a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe	86
PID 1324 wrote to memory of 4344	1324	a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe	86
PID 4344 wrote to memory of 4888	4344	cmd.exe	88
PID 4344 wrote to memory of 4888	4344	cmd.exe	88
PID 4344 wrote to memory of 4888	4344	cmd.exe	88
PID 4344 wrote to memory of 3300	4344	cmd.exe	89
PID 4344 wrote to memory of 3300	4344	cmd.exe	89
PID 4344 wrote to memory of 3300	4344	cmd.exe	89
PID 3300 wrote to memory of 1540	3300	gzivw.exe	90
PID 3300 wrote to memory of 1540	3300	gzivw.exe	90
PID 3300 wrote to memory of 1540	3300	gzivw.exe	90

C:\Users\Admin\AppData\Local\Temp\a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe
"C:\Users\Admin\AppData\Local\Temp\a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\gzivw.exe "C:\Users\Admin\AppData\Local\Temp\a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4344
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:4888
- - C:\Users\Admin\AppData\Local\Temp\gzivw.exe
    C:\Users\Admin\AppData\Local\Temp\\gzivw.exe "C:\Users\Admin\AppData\Local\Temp\a25eb17c0f62da9dfe3da0833371913bb860805ce20ad9a9c9a301aec52ca37a.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3300
  - - \??\c:\Program Files\zzespo\qrajw.exe
      "c:\Program Files\zzespo\qrajw.exe" "c:\Program Files\zzespo\qrajw.dll",Compliance C:\Users\Admin\AppData\Local\Temp\gzivw.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1540

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

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\zzespo\qrajw.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\gzivw.exe

Filesize
203KB

MD5
2d251bc08eca5b53d73c6ccf8520537a

SHA1
00617b5c7adc6b9af06b3a0c2deb8b1922fb28a9

SHA256
655af73bb3899faf68d1b80d3e6ccd6942804975be1b3e695bac69f5657adeff

SHA512
298f8c679127b895884e1ca6f501bf22034e7b8548650f24bb06244d967cb6702af9188eb1eccec9d3514a40d63a7c85bfed5e56d97ecc47a4e628ba1d189d29

Download Submit
\??\c:\Program Files\zzespo\qrajw.dll

Filesize
141KB

MD5
f630d1a06e085f448c7eceb99ae4cf6f

SHA1
5f32c7e3ae75476dab838e4af11c278b0c1906bb

SHA256
3f772761d02d84dedfd84cd7297add38063b638ca371d8661f3932aba9211099

SHA512
6b1c0769de6969091d76b1b6476dbeb11cda89bd8d7afb95a429fbca3eb108719de12142ae4b7e476d5feb96e7e5f718ef423b27e13708fa847f1312cf2dde83

Download Submit
memory/1324-4-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1324-0-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1324-2-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1324-1-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1540-19-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/1540-20-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/1540-23-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/3300-9-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/3300-8-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/3300-10-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/3300-15-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads