c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40

Analysis

max time kernel
9s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 03:39

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General

Target

c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
Size

444KB
MD5

8c25b72212c4f8c22abe23a178b672f4
SHA1

fbe6d93d1d0df007b5436ee8d89da4e9881e2da9
SHA256

c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40
SHA512

524b2d8cd6975d078a9beaae5d2639e609b868625ca4136c44c876f401b6b8f6a612535f3708d55812ea9adcec8fdefe7dc0ff79b783a594caac56c1518585df
SSDEEP

12288:Xq5q3C4c0C3jaJBaPHaKx8Xk8NxagaElleY:65czc3Ywt8XzNxagaClz

Score

9^/10

collection spyware stealer upx

Malware Config

Signatures

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/1704-93-0x0000000000400000-0x000000000041F000-memory.dmp	MailPassView
behavioral1/memory/1704-96-0x0000000000400000-0x000000000041F000-memory.dmp	MailPassView
behavioral1/memory/1704-97-0x0000000000400000-0x000000000041F000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 5 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/1328-73-0x000000000043F420-mapping.dmp	WebBrowserPassView
behavioral1/memory/1328-72-0x0000000000400000-0x0000000000454000-memory.dmp	WebBrowserPassView
behavioral1/memory/1328-90-0x0000000000400000-0x0000000000454000-memory.dmp	WebBrowserPassView
behavioral1/memory/1328-95-0x0000000000400000-0x0000000000454000-memory.dmp	WebBrowserPassView
behavioral1/memory/1328-98-0x0000000000400000-0x0000000000454000-memory.dmp	WebBrowserPassView

Nirsoft 10 IoCs

resource	yara_rule
behavioral1/memory/1328-73-0x000000000043F420-mapping.dmp	Nirsoft
behavioral1/memory/1328-72-0x0000000000400000-0x0000000000454000-memory.dmp	Nirsoft
behavioral1/memory/1328-90-0x0000000000400000-0x0000000000454000-memory.dmp	Nirsoft
behavioral1/memory/1704-93-0x0000000000400000-0x000000000041F000-memory.dmp	Nirsoft
behavioral1/memory/1136-92-0x0000000000400000-0x0000000000426000-memory.dmp	Nirsoft
behavioral1/memory/1136-94-0x0000000000400000-0x0000000000426000-memory.dmp	Nirsoft
behavioral1/memory/1328-95-0x0000000000400000-0x0000000000454000-memory.dmp	Nirsoft
behavioral1/memory/1704-96-0x0000000000400000-0x000000000041F000-memory.dmp	Nirsoft
behavioral1/memory/1704-97-0x0000000000400000-0x000000000041F000-memory.dmp	Nirsoft
behavioral1/memory/1328-98-0x0000000000400000-0x0000000000454000-memory.dmp	Nirsoft

UPX packed file 9 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1136-77-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/1704-82-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/1136-88-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/1704-91-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/1704-93-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/1136-92-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/1136-94-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/1704-96-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/1704-97-0x0000000000400000-0x000000000041F000-memory.dmp	upx

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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 Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2028 set thread context of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 272 set thread context of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 set thread context of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 set thread context of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31

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

System Information Discovery
T1082

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1136	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 2028 wrote to memory of 272	2028	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	28
PID 272 wrote to memory of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 wrote to memory of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 wrote to memory of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 wrote to memory of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 wrote to memory of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 wrote to memory of 1328	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	29
PID 272 wrote to memory of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 wrote to memory of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 wrote to memory of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 wrote to memory of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 wrote to memory of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 wrote to memory of 1136	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	30
PID 272 wrote to memory of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31
PID 272 wrote to memory of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31
PID 272 wrote to memory of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31
PID 272 wrote to memory of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31
PID 272 wrote to memory of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31
PID 272 wrote to memory of 1704	272	c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe	31

C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
"C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
  "C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:272
- - C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
    "C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
    3⤵
    PID:1328
- - C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
    "C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data1.dmp
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1136
- - C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe
    "C:\Users\Admin\AppData\Local\Temp\c4b4d10e9d967a006505907d46fa42354ffca0cce0987cf629708ea780260e40.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data2.dmp
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:1704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/272-56-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-57-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-59-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-60-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-61-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-62-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-63-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-65-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-67-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-85-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/272-68-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1136-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1136-77-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1136-94-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1136-92-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1136-88-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1328-90-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1328-72-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1328-70-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1328-98-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1328-95-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1704-93-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1704-91-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1704-82-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1704-96-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1704-97-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1704-80-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2028-69-0x0000000075811000-0x0000000075813000-memory.dmp

Filesize
8KB

Download