2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311

General

Target

2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
Size

292KB
MD5

99c4e136a26726a185b33254800dbbdf
SHA1

a1e30ac3e313cd345bc764b944c58c941f21e67e
SHA256

2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311
SHA512

d8ccca69a051df889beff4714a4c168767662e3c3080209dd7b8b2909913e152b5754c1d0c72d76caebd3323f8b6c17e54cd666dd721f19faff1541439f94d4d
SSDEEP

3072:ZKT0SCy4QDMT/1BvOeA7WTe7FLljBaPNr7varwVbUZUev2b+:Z/vX/1m37FPkNlTeO

Score

7^/10

discovery persistence spyware stealer

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

ComputerDefaults.exe

pid process

1856 ComputerDefaults.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
T1081

pid	process
1856	ComputerDefaults.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\{A6F511EB-CE96-59FB-6A15-0FBA6244E6C1} = "C:\\Users\\Admin\\AppData\\Roaming\\Mozilla\\Firefox\\Profiles\\pe9iawd3.default-release\\chkntfs.exe"	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exeComputerDefaults.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ComputerDefaults.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ComputerDefaults.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ComputerDefaults.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe

Modifies Internet Explorer Protected Mode 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

ComputerDefaults.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	ComputerDefaults.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

ComputerDefaults.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	ComputerDefaults.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

ComputerDefaults.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main	ComputerDefaults.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exeComputerDefaults.exe

pid	process
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe
1856	ComputerDefaults.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ComputerDefaults.exexpsrchvw.exe

description pid process

Token: SeDebugPrivilege 1856 ComputerDefaults.exe
Token: SeDebugPrivilege 1336 xpsrchvw.exe

description	pid	process
Token: SeDebugPrivilege	1856	ComputerDefaults.exe
Token: SeDebugPrivilege	1336	xpsrchvw.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exeComputerDefaults.exe

description	pid	process	target process
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 784 wrote to memory of 1856	784	2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe	ComputerDefaults.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe
PID 1856 wrote to memory of 1336	1856	ComputerDefaults.exe	xpsrchvw.exe

C:\Users\Admin\AppData\Local\Temp\2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe
"C:\Users\Admin\AppData\Local\Temp\2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311.exe"
1⤵
- Adds Run key to start application
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:784

C:\Windows\SysWOW64\ComputerDefaults.exe
C:\Windows\System32\ComputerDefaults.exe
2⤵
- Deletes itself
- Checks processor information in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1856

C:\Windows\SysWOW64\xpsrchvw.exe
C:\Windows\System32\xpsrchvw.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1336

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

4

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pe9iawd3.default-release\chkntfs.exe
Filesize
292KB

MD5
99c4e136a26726a185b33254800dbbdf

SHA1
a1e30ac3e313cd345bc764b944c58c941f21e67e

SHA256
2096ffb021f80686e43b7ccd2bb64c20031472d90bcadadded16f4a8bbd7c311

SHA512
d8ccca69a051df889beff4714a4c168767662e3c3080209dd7b8b2909913e152b5754c1d0c72d76caebd3323f8b6c17e54cd666dd721f19faff1541439f94d4d

Download Submit
memory/784-54-0x00000000767C1000-0x00000000767C3000-memory.dmp

Filesize
8KB

Download
memory/784-55-0x0000000000220000-0x0000000000230000-memory.dmp

Filesize
64KB

Download
memory/784-56-0x00000000002E0000-0x0000000000328000-memory.dmp

Filesize
288KB

Download
memory/784-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/784-60-0x00000000002E0000-0x0000000000328000-memory.dmp

Filesize
288KB

Download
memory/784-66-0x00000000002E0000-0x0000000000328000-memory.dmp

Filesize
288KB

Download
memory/1336-103-0x0000000000100000-0x0000000000148000-memory.dmp

Filesize
288KB

Download
memory/1336-100-0x0000000000100000-0x0000000000148000-memory.dmp

Filesize
288KB

Download
memory/1336-98-0x0000000000000000-mapping.dmp

Download
memory/1856-78-0x0000000075E10000-0x0000000075E57000-memory.dmp

Filesize
284KB

Download
memory/1856-89-0x0000000075E10000-0x0000000075E57000-memory.dmp

Filesize
284KB

Download
memory/1856-73-0x0000000075E10000-0x0000000075E57000-memory.dmp

Filesize
284KB

Download
memory/1856-68-0x0000000000150000-0x0000000000198000-memory.dmp

Filesize
288KB

Download
memory/1856-86-0x0000000000150000-0x0000000000198000-memory.dmp

Filesize
288KB

Download
memory/1856-87-0x0000000077840000-0x00000000779C0000-memory.dmp

Filesize
1.5MB

Download
memory/1856-88-0x0000000076560000-0x0000000076670000-memory.dmp

Filesize
1.1MB

Download
memory/1856-74-0x00000000767C0000-0x000000007740A000-memory.dmp

Filesize
12.3MB

Download
memory/1856-90-0x0000000077840000-0x00000000779C0000-memory.dmp

Filesize
1.5MB

Download
memory/1856-91-0x0000000077840000-0x00000000779C0000-memory.dmp

Filesize
1.5MB

Download
memory/1856-93-0x0000000077840000-0x00000000779C0000-memory.dmp

Filesize
1.5MB

Download
memory/1856-92-0x0000000077840000-0x00000000779C0000-memory.dmp

Filesize
1.5MB

Download
memory/1856-65-0x0000000000000000-mapping.dmp

Download
memory/1856-63-0x0000000000150000-0x0000000000198000-memory.dmp

Filesize
288KB

Download
memory/1856-61-0x00000000001A0000-0x00000000001E9000-memory.dmp

Filesize
292KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads