dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75

Analysis

max time kernel
146s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 11:18

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General

Target

dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe
Size

225KB
MD5

8a1fe1cb51902c8862cddd4f311bb460
SHA1

b643da83cc84871054e36993048ba36911f0ac12
SHA256

dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75
SHA512

65a1063c68872ef81c1a349e15a86465e7d357c265680a4ef00543a358c8c6d527d9c4662530a65149be6bf70ccdebad689b4985a8138d8cb6ce9ca553336a31
SSDEEP

6144:AA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:AATuTAnKGwUAW3ycQqgf

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
3588	4660	WerFault.exe	101
5336	3908	WerFault.exe	88

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	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.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 use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE
Token: SeShutdownPrivilege	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE
Token: SeShutdownPrivilege	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4660	winver.exe
3908	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 4660	3908	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe	101
PID 3908 wrote to memory of 4660	3908	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe	101
PID 3908 wrote to memory of 4660	3908	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe	101
PID 3908 wrote to memory of 4660	3908	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe	101
PID 4660 wrote to memory of 3388	4660	winver.exe	56
PID 3908 wrote to memory of 3388	3908	dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3388
- C:\Users\Admin\AppData\Local\Temp\dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe
  "C:\Users\Admin\AppData\Local\Temp\dc1e1ceb6262d2014495e2a58b90d63c248e26b1b916ab26ed817e56f0bb0b75N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3908
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4660
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 300
      4⤵
      Program crash
      PID:3588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 784
    3⤵
    - Program crash
    PID:5336

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4360,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1284 /prefetch:8
1⤵
PID:4956

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4660 -ip 4660
1⤵
PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3908 -ip 3908
1⤵
PID:5660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3388-5-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

Filesize
24KB

Download
memory/3388-6-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

Filesize
24KB

Download
memory/3388-10-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/3908-1-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/3908-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/3908-3-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/3908-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3908-13-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download