1a8c4a357230c2b388cb9cc9171ab0bcc37a194fdf99e69e6a42d8e1a3d2652b

General

Target

173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
Size

482KB
MD5

48a5ea05ebabc7aeb2035bf62d7eb350
SHA1

832acc3bae12f651c259013599fb2608cf7147a9
SHA256

1a8c4a357230c2b388cb9cc9171ab0bcc37a194fdf99e69e6a42d8e1a3d2652b
SHA512

5f2fc1e7b1b6a71f5f8ed4a397190375adeca50a7c1fdcda961a6ab133d41d8d8e715cacfdeb50517846bb962905f98493c217e9ce670c7cdc22afbe80b6b57e
SSDEEP

12288:J13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQfS:bak/mBXTV/R0nEF76gFZk

Score

9^/10

collection discovery spyware stealer

Malware Config

Signatures

Detected Nirsoft tools 11 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/1596-13-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2408-19-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1596-4-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2896-17-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2896-16-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2896-15-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2408-14-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1596-12-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2408-11-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1596-24-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2896-27-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/2896-17-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2896-16-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2896-15-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2896-27-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/1596-13-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1596-4-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1596-12-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1596-24-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2492 set thread context of 1596	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	31
PID 2492 set thread context of 2896	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	32
PID 2492 set thread context of 2408	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	33

System Location Discovery: System Language Discovery 1 TTPs 4 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	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1596	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
1596	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2408	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 1596	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	31
PID 2492 wrote to memory of 1596	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	31
PID 2492 wrote to memory of 1596	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	31
PID 2492 wrote to memory of 1596	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	31
PID 2492 wrote to memory of 2896	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	32
PID 2492 wrote to memory of 2896	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	32
PID 2492 wrote to memory of 2896	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	32
PID 2492 wrote to memory of 2896	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	32
PID 2492 wrote to memory of 2408	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	33
PID 2492 wrote to memory of 2408	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	33
PID 2492 wrote to memory of 2408	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	33
PID 2492 wrote to memory of 2408	2492	173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe	33

C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
"C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
  C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\zcmrjcbqoocqnkessrlyzvluws"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1596
- C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
  C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\jwaccvtrcwuvxybwccyscafdxhnwzi"
  2⤵
  - Accesses Microsoft Outlook accounts
  - System Location Discovery: System Language Discovery
  PID:2896
- C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe
  C:\Users\Admin\AppData\Local\Temp\173744352520367a15edff0f98dc06053aeb60dd702be0fbca2378739c9aba41a50438798d820.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\uyfudnelqemiaepalnltnnaugnwfstkbn"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2408

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\zcmrjcbqoocqnkessrlyzvluws

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1596-12-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1596-13-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1596-4-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1596-24-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1596-1-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1596-3-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2408-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2408-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2408-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2408-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2408-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2492-32-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-33-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-29-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2896-6-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2896-17-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2896-27-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2896-7-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2896-16-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2896-15-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download

Analysis

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