021f3de7a37bd3c9e308f08b37a24e8d565b38af0db869fc3b224c363edbe0df

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2023, 01:20

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General

Target
xGBsfZndM6Bi.exe
Size 483KB
Sample231107-bp4ccaba57
SHA256 021f3de7a37bd3c9e308f08b37a24e8d565b38af0db869fc3b224c363edbe0df
MD5 eb29546aff8b06616b7b226986fd7827
SHA1 aa7dc0d6da09820d4f1550c388910c1bb17c103d
SHA512 ab471402b2d4c24089070d5bd9bcc0ba4d99b756196c583ba0d449c5bbe0d6b8ba3a22955647e5eac8141ff7160b2b4633f51e734be3253b197b8ff8d32fae2c
SSDEEP 6144:2/7iPrcL3ArwhBq7Kjsn9iHGXg0lwGS9MNNhdFvPxps9gsAOZZuAXec707ov:2/uPq3AfK496Gw0lwGXN3pvs/ZuN8v
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

collection spyware stealer

Malware Config

Signatures

NirSoft MailPassView 2 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/1356-11-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral2/memory/1356-14-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4032-10-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral2/memory/4032-23-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 6 IoCs

resource	yara_rule
behavioral2/memory/1356-11-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/4032-10-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral2/memory/1356-14-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/2128-15-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/2128-21-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/4032-23-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft

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

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	xGBsfZndM6Bi.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4872 set thread context of 4032	4872	xGBsfZndM6Bi.exe	89
PID 4872 set thread context of 1356	4872	xGBsfZndM6Bi.exe	90
PID 4872 set thread context of 2128	4872	xGBsfZndM6Bi.exe	91

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4032	xGBsfZndM6Bi.exe
4032	xGBsfZndM6Bi.exe
2128	xGBsfZndM6Bi.exe
2128	xGBsfZndM6Bi.exe
4032	xGBsfZndM6Bi.exe
4032	xGBsfZndM6Bi.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
4872	xGBsfZndM6Bi.exe
4872	xGBsfZndM6Bi.exe
4872	xGBsfZndM6Bi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	xGBsfZndM6Bi.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4872	xGBsfZndM6Bi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 4032	4872	xGBsfZndM6Bi.exe	89
PID 4872 wrote to memory of 4032	4872	xGBsfZndM6Bi.exe	89
PID 4872 wrote to memory of 4032	4872	xGBsfZndM6Bi.exe	89
PID 4872 wrote to memory of 1356	4872	xGBsfZndM6Bi.exe	90
PID 4872 wrote to memory of 1356	4872	xGBsfZndM6Bi.exe	90
PID 4872 wrote to memory of 1356	4872	xGBsfZndM6Bi.exe	90
PID 4872 wrote to memory of 2128	4872	xGBsfZndM6Bi.exe	91
PID 4872 wrote to memory of 2128	4872	xGBsfZndM6Bi.exe	91
PID 4872 wrote to memory of 2128	4872	xGBsfZndM6Bi.exe	91

C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe
"C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4872
- C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe
  C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe /stext "C:\Users\Admin\AppData\Local\Temp\auuqwtjcknytpafpchlogfy"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4032
- C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe
  C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe /stext "C:\Users\Admin\AppData\Local\Temp\kwabxdteyvqyzotbtsyqrsttful"
  2⤵
  - Accesses Microsoft Outlook accounts
  PID:1356
- C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe
  C:\Users\Admin\AppData\Local\Temp\xGBsfZndM6Bi.exe /stext "C:\Users\Admin\AppData\Local\Temp\uqftpwexmdilbvpfcctjuxocojucuv"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

logs.dat

Path C:\ProgramData\Log\logs.dat
Size 144B
SHA256 195c9d92258efdbaaf021c0ccda3d7034247d4bb156dbafa74a824098b08034b
MD5 99b59bf35a851ad6088cb82a98e0b4fc
SHA1 ca9fcfc07e8149e8cc80cba032732577338ee9ac
SHA512 8e3975e5352eb6805cf8f9219a9034d64f8694e6719fa8034701ff02b21f29a0ead788a5da4b736ccfd6e86a696b17fdcbfe0cbff5935aec38996fe92470a31f
MD5 SHA1 SHA512

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auuqwtjcknytpafpchlogfy

Path C:\Users\Admin\AppData\Local\Temp\auuqwtjcknytpafpchlogfy
Size 4KB
SHA256 82da82c93d2fbab30863c474a6edc7f6713848b1eb467f1c178d9b22a9882c1a
MD5 62c26c27f91defc8aabe1dd68bc7f43f
SHA1 0ac265f9e3df11e7febfce4d76c810209e7ffe50
SHA512 ba1970b1d0542b96d8295106a96f027841c2ef3d97fee7055e58e3eda605215e2f194d42abd28a2641d6c37251de6f292848b24e7f69095aca20cae9368c175c
SSDEEP 48:wvvv06ejxfvvc6ejxfdvv06ejxBvv06ejxakvv06ej7:mvKxvyp1vKPvKbvK7
MD5 SHA1 SHA512 SSDEEP

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memory/1356-14-0x0000000000400000-0x0000000000457000-memory.dmp

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memory/1356-3-0x0000000000400000-0x0000000000457000-memory.dmp

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memory/1356-7-0x0000000000400000-0x0000000000457000-memory.dmp

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memory/1356-11-0x0000000000400000-0x0000000000457000-memory.dmp

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memory/2128-12-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2128-15-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2128-21-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2128-6-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/4032-4-0x0000000000400000-0x0000000000478000-memory.dmp

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memory/4032-1-0x0000000000400000-0x0000000000478000-memory.dmp

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memory/4032-23-0x0000000000400000-0x0000000000478000-memory.dmp

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memory/4032-10-0x0000000000400000-0x0000000000478000-memory.dmp

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memory/4872-26-0x0000000010000000-0x0000000010019000-memory.dmp

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memory/4872-30-0x0000000010000000-0x0000000010019000-memory.dmp

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memory/4872-31-0x0000000010000000-0x0000000010019000-memory.dmp

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memory/4872-32-0x0000000010000000-0x0000000010019000-memory.dmp

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memory/4872-35-0x0000000010000000-0x0000000010019000-memory.dmp

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memory/4872-29-0x0000000010000000-0x0000000010019000-memory.dmp

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