26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1ee

General

Target

26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe
Size

225KB
MD5

1c8fe3795eb57e71e5766067d2057970
SHA1

bbea556e43c46eff8656d9577b5ee0b516edc27a
SHA256

26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1ee
SHA512

fdc3c073ada59c93cea46128a33f2c076c3a65b50c3c8a37568ddcbe9ef6ac63371e75af13725fbf5e632fac3b87c26a42a6156d8d4143287b6878aec7df5cca
SSDEEP

6144:SA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:SATuTAnKGwUAW3ycQqgl

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
1544	5020	WerFault.exe	93
1456	3696	WerFault.exe	81

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	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.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
3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe
3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5020	winver.exe
3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 5020	3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe	93
PID 3696 wrote to memory of 5020	3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe	93
PID 3696 wrote to memory of 5020	3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe	93
PID 3696 wrote to memory of 5020	3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe	93
PID 5020 wrote to memory of 3516	5020	winver.exe	56
PID 3696 wrote to memory of 3516	3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe	56
PID 3696 wrote to memory of 2500	3696	26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe	42

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2500

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3516
- C:\Users\Admin\AppData\Local\Temp\26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe
  "C:\Users\Admin\AppData\Local\Temp\26abdd2e35d2767d3a19aad562ee78d2282575ac9cc5b6f99aa10a6554edb1eeN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3696
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:5020
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 300
      4⤵
      Program crash
      PID:1544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 884
    3⤵
    - Program crash
    PID:1456

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5020 -ip 5020
1⤵
PID:4004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3696 -ip 3696
1⤵
PID:1068

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/2500-23-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/2500-16-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/3516-8-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3516-14-0x0000000000C20000-0x0000000000C26000-memory.dmp

Filesize
24KB

Download
memory/3516-9-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3696-5-0x00000000044D0000-0x00000000044D1000-memory.dmp

Filesize
4KB

Download
memory/3696-6-0x00000000044D0000-0x00000000044D1000-memory.dmp

Filesize
4KB

Download
memory/3696-1-0x0000000004630000-0x0000000004C88000-memory.dmp

Filesize
6.3MB

Download
memory/3696-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3696-4-0x00000000044D0000-0x00000000044D1000-memory.dmp

Filesize
4KB

Download
memory/3696-15-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/3696-13-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/3696-3-0x0000000004630000-0x0000000004C88000-memory.dmp

Filesize
6.3MB

Download
memory/3696-20-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/3696-22-0x0000000004630000-0x0000000004C88000-memory.dmp

Filesize
6.3MB

Download
memory/3696-2-0x00000000044D0000-0x00000000044D1000-memory.dmp

Filesize
4KB

Download

Analysis

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