e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eea

General

Target

e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe
Size

610KB
MD5

e5d6dd6322db989be019b4626bea01a0
SHA1

290669821eab23d03cf10abaecff12c2de19ce9b
SHA256

e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eea
SHA512

06e46750dfc72accc0691941f78acd081a729f9fdc031eca7b32e78031725f73de99f54bd7bfef60353a7f014d44a49b0f9c84d96f2913e19936485d02d9c883
SSDEEP

12288:iATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:cT+KjUdQqboyyWoK1NGqzuhx

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
1796	3680	WerFault.exe	103
1284	2212	WerFault.exe	82

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	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.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
2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe
2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3680	winver.exe
2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 3680	2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe	103
PID 2212 wrote to memory of 3680	2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe	103
PID 2212 wrote to memory of 3680	2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe	103
PID 2212 wrote to memory of 3680	2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe	103
PID 3680 wrote to memory of 3504	3680	winver.exe	56
PID 2212 wrote to memory of 3504	2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe	56
PID 2212 wrote to memory of 2828	2212	e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2828

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3504
- C:\Users\Admin\AppData\Local\Temp\e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe
  "C:\Users\Admin\AppData\Local\Temp\e2b85bfda2fb2a3057c827cc7f7dae1efa068bf4d696c59856a29f7623261eeaN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2212
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3680
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3680 -s 304
      4⤵
      Program crash
      PID:1796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 972
    3⤵
    - Program crash
    PID:1284

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3680 -ip 3680
1⤵
PID:2448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2212 -ip 2212
1⤵
PID:5084

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/2212-13-0x0000000005A90000-0x0000000006490000-memory.dmp

Filesize
10.0MB

Download
memory/2212-21-0x0000000004540000-0x0000000004B98000-memory.dmp

Filesize
6.3MB

Download
memory/2212-3-0x0000000004540000-0x0000000004B98000-memory.dmp

Filesize
6.3MB

Download
memory/2212-4-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/2212-5-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/2212-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2212-2-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/2212-1-0x0000000004540000-0x0000000004B98000-memory.dmp

Filesize
6.3MB

Download
memory/2212-17-0x0000000005A90000-0x0000000006490000-memory.dmp

Filesize
10.0MB

Download
memory/2828-22-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2828-16-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/3504-9-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download
memory/3504-14-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/3504-8-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download

Analysis

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