3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3

General

Target

3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
Size

482KB
MD5

a909ab87dce35334159062ae7c7802ba
SHA1

d3ad69bd800d12c5080898a93c040d805bbce24c
SHA256

3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3
SHA512

4635348d4911b1963e81f299db39f77fff35e279a423ceee44d12f1f9b53469071ed6a047789da3a51cf95f9d6ed20ae45ebbfab612b1ac6297613b48919b617
SSDEEP

6144:7Tz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZmAX4cr8T4:7TlrYw1RUh3NFn+N5WfIQIjbs/ZmTT4

Score

9^/10

collection credential_access discovery spyware stealer

Malware Config

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Detected Nirsoft tools 8 IoCs

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

resource	yara_rule
behavioral1/memory/2368-13-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/3000-16-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/3000-15-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2352-8-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/3000-19-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2352-24-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2368-33-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2368-35-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/2368-13-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2368-33-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2368-35-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/2352-8-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/2352-24-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 2352	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	30
PID 2060 set thread context of 2368	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	31
PID 2060 set thread context of 3000	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	32

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	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2352	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
2352	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3000	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2352	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	30
PID 2060 wrote to memory of 2352	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	30
PID 2060 wrote to memory of 2352	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	30
PID 2060 wrote to memory of 2352	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	30
PID 2060 wrote to memory of 2368	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	31
PID 2060 wrote to memory of 2368	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	31
PID 2060 wrote to memory of 2368	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	31
PID 2060 wrote to memory of 2368	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	31
PID 2060 wrote to memory of 3000	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	32
PID 2060 wrote to memory of 3000	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	32
PID 2060 wrote to memory of 3000	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	32
PID 2060 wrote to memory of 3000	2060	3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe	32

C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
"C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
  C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe /stext "C:\Users\Admin\AppData\Local\Temp\qyoj"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2352
- C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
  C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe /stext "C:\Users\Admin\AppData\Local\Temp\bsubtmoy"
  2⤵
  - Accesses Microsoft Outlook accounts
  - System Location Discovery: System Language Discovery
  PID:2368
- C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe
  C:\Users\Admin\AppData\Local\Temp\3ebef7667a1f5a1e43bb40f8d141ab80a1b64109c82d16a5308ea608888b38f3.exe /stext "C:\Users\Admin\AppData\Local\Temp\dnhmuezsiwu"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3000

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:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
3bf8339d845004e9607c2541d19cd78f

SHA1
5976f42837ff0c56c7d6cd2e5ac053dd8930876d

SHA256
96d189b80aa62b1d04a5cf44507c4cec7b6dc89367f4e2131751c05baf110289

SHA512
782702ba4feed805028faf98b094754449a8870245e8413952660ad1f95600bb5bd6b7c3199db501d16b7c44256fd46c83ee1f16c499e7d329e9a50dcb842d1f

Download Submit
C:\Users\Admin\AppData\Local\Temp\qyoj

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/2060-31-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2060-28-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2060-32-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2352-3-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2352-8-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2352-1-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2352-24-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2368-33-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2368-9-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2368-7-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2368-6-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2368-35-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2368-13-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2368-10-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3000-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3000-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3000-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3000-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3000-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

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