6053a64fd9c49d161868208b867a31a591323d73d3ba3727462e205fb61107f9

Analysis

max time kernel
94s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 16:05

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General

Target

Nzdrezifc.exe
Size

1.6MB
MD5

4c2ce9043b1d69912f9996af9e9dc822
SHA1

8f552bc5ada6ba3b752b143b78c1163c9a8b038a
SHA256

1003f84d9b7d55fed67cfc07dfab36c949db35a2db71f44805d5c9d913004585
SHA512

a3b161d05d26d83130cf0077e4a7b6941c0f0d1724c6f2d7e2df72a17cba798ea43b7b73f4f614ec6d800b9178721c0ff79620f14cf3921d46a5e982c2e5ac8d
SSDEEP

49152:nComGj0k0tIgXCA0TOcBmqgQuiQ0s3N1W:WGjt0SgSptVCLV

Score

10^/10

discovery persistence

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4704 created 3476	4704	Nzdrezifc.exe	56

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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Lqrzqvr = "C:\\Users\\Admin\\AppData\\Roaming\\Lqrzqvr.exe"	Nzdrezifc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4704 set thread context of 3212	4704	Nzdrezifc.exe	85

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	Nzdrezifc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4704	Nzdrezifc.exe
4704	Nzdrezifc.exe
4704	Nzdrezifc.exe
4704	Nzdrezifc.exe
3212	InstallUtil.exe
3212	InstallUtil.exe
3212	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4704	Nzdrezifc.exe
Token: SeDebugPrivilege	4704	Nzdrezifc.exe
Token: SeDebugPrivilege	3212	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85
PID 4704 wrote to memory of 3212	4704	Nzdrezifc.exe	85

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3476
- C:\Users\Admin\AppData\Local\Temp\Nzdrezifc.exe
  "C:\Users\Admin\AppData\Local\Temp\Nzdrezifc.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4704
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3212-1093-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/3212-1096-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3212-1098-0x0000000005150000-0x0000000005232000-memory.dmp

Filesize
904KB

Download
memory/3212-1097-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3212-1095-0x0000000005130000-0x0000000005138000-memory.dmp

Filesize
32KB

Download
memory/3212-3947-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3212-3945-0x0000000005480000-0x00000000054F2000-memory.dmp

Filesize
456KB

Download
memory/4704-18-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-62-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-6-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-60-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-44-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-36-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-34-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-32-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-30-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-28-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-26-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-24-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-22-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-16-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-14-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-10-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-8-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-4-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-20-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-2-0x00000000056F0000-0x0000000005882000-memory.dmp

Filesize
1.6MB

Download
memory/4704-12-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-66-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-64-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-3-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-58-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-56-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-54-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-52-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-50-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-48-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-47-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-42-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-40-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-38-0x00000000056F0000-0x000000000587B000-memory.dmp

Filesize
1.5MB

Download
memory/4704-1077-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4704-1078-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4704-1079-0x0000000005880000-0x000000000598C000-memory.dmp

Filesize
1.0MB

Download
memory/4704-1080-0x0000000005670000-0x00000000056BC000-memory.dmp

Filesize
304KB

Download
memory/4704-1082-0x0000000005CB0000-0x0000000005D16000-memory.dmp

Filesize
408KB

Download
memory/4704-1081-0x0000000005BD0000-0x0000000005C62000-memory.dmp

Filesize
584KB

Download
memory/4704-1086-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4704-1-0x0000000000AF0000-0x0000000000C90000-memory.dmp

Filesize
1.6MB

Download
memory/4704-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

Filesize
4KB

Download
memory/4704-1087-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4704-1088-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4704-1089-0x0000000006820000-0x0000000006DC4000-memory.dmp

Filesize
5.6MB

Download
memory/4704-1090-0x00000000062F0000-0x0000000006344000-memory.dmp

Filesize
336KB

Download
memory/4704-1094-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download