5853115efe30713520475cbe15d78cd6ed2e79483068463beacd41d0ebdce7c5

General

Target
009284746651_Doc.exe
Size 354KB
Sample200728-2lnqawk522
SHA256 5853115efe30713520475cbe15d78cd6ed2e79483068463beacd41d0ebdce7c5
MD5 b973f0a583fc2154869389bf49489656
SHA1 3208c659f8749d48d99b481818a90c9f141d0a3d
SHA512 9bfc5a1d1821763bb90c2825d60b134d5b343d99ab7cf618bac59391d94d39bb4a1f3ab0454de819557b352b900c7cf7d589095c6095baf2ce0103f02a105da9
MD5 SHA1 SHA512

Score

8^/10

evasion trojan persistence spyware

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1336 wrote to memory of 1072	1336	Explorer.EXE	24
PID 1072 wrote to memory of 1416	1072	msiexec.exe	25
PID 1072 wrote to memory of 1416	1072	msiexec.exe	25
PID 1072 wrote to memory of 1416	1072	msiexec.exe	25
PID 1072 wrote to memory of 1416	1072	msiexec.exe	25
PID 1072 wrote to memory of 1656	1072	msiexec.exe	30
PID 1072 wrote to memory of 1656	1072	msiexec.exe	30
PID 1072 wrote to memory of 1656	1072	msiexec.exe	30
PID 1072 wrote to memory of 1656	1072	msiexec.exe	30
PID 1072 wrote to memory of 1656	1072	msiexec.exe	30

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1164	009284746651_Doc.exe
Token: SeDebugPrivilege	1072	msiexec.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
1164	009284746651_Doc.exe
1164	009284746651_Doc.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1164 set thread context of 1336	1164	009284746651_Doc.exe	20
PID 1072 set thread context of 1336	1072	msiexec.exe	20

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\G-zs\systraypjst4zi.exe	msiexec.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	msiexec.exe

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\_BGXTX2 = "C:\\Program Files (x86)\\G-zs\\systraypjst4zi.exe"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	msiexec.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1164	009284746651_Doc.exe
1164	009284746651_Doc.exe
1164	009284746651_Doc.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe
1072	msiexec.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Explorer.EXE

Deletes itself 1 IoCs

pid	Process
1416	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Checks whether UAC is enabled
PID:1336
- C:\Users\Admin\AppData\Local\Temp\009284746651_Doc.exe
  "C:\Users\Admin\AppData\Local\Temp\009284746651_Doc.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  PID:1164
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  - Suspicious use of AdjustPrivilegeToken
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - System policy modification
  - Adds policy Run key to start application
  - Suspicious behavior: MapViewOfSection
  PID:1072
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\009284746651_Doc.exe"
    3⤵
    - Deletes itself
    PID:1416
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1656

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1072-2-0x0000000000B10000-0x0000000000B24000-memory.dmp

Download

memory/1072-4-0x0000000002150000-0x00000000022DC000-memory.dmp

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memory/1072-6-0x00000000769D0000-0x00000000769DC000-memory.dmp

Download

memory/1072-7-0x0000000076740000-0x000000007685D000-memory.dmp

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memory/1072-12-0x0000000003AD0000-0x0000000003BFC000-memory.dmp

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memory/1164-0-0x0000000000491000-0x0000000000492000-memory.dmp

Download

memory/1336-5-0x0000000007290000-0x000000000736E000-memory.dmp

Download

memory/1656-14-0x000000013FCD0000-0x000000013FD63000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads