7fb81b96e4df407058f5c9b96096f409c2783db604d67f31dcb4d2d8b38e917f

Analysis

max time kernel
68s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2022, 11:18

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General

Target

file.exe
Size

338KB
MD5

c657dda51197887c07acb2c0020741d6
SHA1

b7ad6e0288310078e3dcac605b0a93213f352282
SHA256

7fb81b96e4df407058f5c9b96096f409c2783db604d67f31dcb4d2d8b38e917f
SHA512

361c0b45604defb7191553ffe48e6bf0982c4bf1e8ed720a7a9c4fb8d3f92fb921e04aac7bf7e85d274b0f4c0716c889fdb0ea7f5579c5eec7f5fca149a8b64a
SSDEEP

6144:cLSRLYTCFKu2N4vyFtE7DiheOvE2ZHrNcEpDsUCe/hTx3PJ/NhnGymI:c4ngu2N47OvEyHrnNx/VNh9m

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	file.exe

Loads dropped DLL 2 IoCs

pid	Process
5052	file.exe
5052	file.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
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3496	5052	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	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	file.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2240	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5052	file.exe
5052	file.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5052 wrote to memory of 1756	5052	file.exe	82
PID 5052 wrote to memory of 1756	5052	file.exe	82
PID 5052 wrote to memory of 1756	5052	file.exe	82
PID 1756 wrote to memory of 2240	1756	cmd.exe	85
PID 1756 wrote to memory of 2240	1756	cmd.exe	85
PID 1756 wrote to memory of 2240	1756	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5052
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\file.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 6
    3⤵
    - Delays execution with timeout.exe
    PID:2240
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 2092
  2⤵
  - Program crash
  PID:3496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5052 -ip 5052
1⤵
PID:3796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/5052-132-0x000000000067D000-0x00000000006AB000-memory.dmp

Filesize
184KB

Download
memory/5052-133-0x0000000002260000-0x00000000022B3000-memory.dmp

Filesize
332KB

Download
memory/5052-134-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/5052-135-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/5052-157-0x000000000067D000-0x00000000006AB000-memory.dmp

Filesize
184KB

Download
memory/5052-158-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download