2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93

General

Target

2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
Size

225KB
MD5

dda5a2ba3a15eb10c87ca880cc693ada
SHA1

07d8ead08612312823015b64627f99ab493b68fd
SHA256

2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93
SHA512

8494e405cfe0906a4c1a18590cc4d5d8c0177c7a3880851097fcbd37e8719921b06f7dacf3728939d8af9433c5512d2a1be6b544e24574a65f35fc5dc2100a5c
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:XATuTAnKGwUAW3ycQqgf

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4220	840	WerFault.exe	104
2388	4608	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 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	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
840	winver.exe
4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 840	4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	104
PID 4608 wrote to memory of 840	4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	104
PID 4608 wrote to memory of 840	4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	104
PID 4608 wrote to memory of 840	4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	104
PID 840 wrote to memory of 3416	840	winver.exe	56
PID 4608 wrote to memory of 3416	4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	56
PID 4608 wrote to memory of 2808	4608	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2808

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3416
- C:\Users\Admin\AppData\Local\Temp\2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
  "C:\Users\Admin\AppData\Local\Temp\2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4608
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:840
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 840 -s 300
      4⤵
      Program crash
      PID:4220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4608 -s 960
    3⤵
    - Program crash
    PID:2388

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 840 -ip 840
1⤵
PID:1444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4608 -ip 4608
1⤵
PID:4052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2808-22-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download
memory/2808-16-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download
memory/3416-7-0x00000000010B0000-0x00000000010B6000-memory.dmp

Filesize
24KB

Download
memory/3416-14-0x00000000010C0000-0x00000000010C6000-memory.dmp

Filesize
24KB

Download
memory/3416-8-0x00000000010B0000-0x00000000010B6000-memory.dmp

Filesize
24KB

Download
memory/4608-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4608-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4608-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4608-1-0x00000000046C0000-0x0000000004D18000-memory.dmp

Filesize
6.3MB

Download
memory/4608-15-0x0000000005AD0000-0x00000000064D0000-memory.dmp

Filesize
10.0MB

Download
memory/4608-3-0x00000000046C0000-0x0000000004D18000-memory.dmp

Filesize
6.3MB

Download
memory/4608-17-0x0000000005AD0000-0x00000000064D0000-memory.dmp

Filesize
10.0MB

Download
memory/4608-21-0x00000000046C0000-0x0000000004D18000-memory.dmp

Filesize
6.3MB

Download
memory/4608-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download

Analysis

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