a6efd2f90c60aa91d0066df9ec79d8a72d99e942d49c8e7327f82c58b86077a8

Analysis

max time kernel
94s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2024 07:14

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General

Target

6f4b9a86ae77415b5497874919ddf6d1.exe
Size

1.9MB
MD5

6f4b9a86ae77415b5497874919ddf6d1
SHA1

1986f8eb59766fca81c04ee26ce36e6f0aca0a99
SHA256

a6efd2f90c60aa91d0066df9ec79d8a72d99e942d49c8e7327f82c58b86077a8
SHA512

8b818fd1531b45a47571dfebdc8730114bbad58ec6db64f81591ee78ea84eee0c07074c38475c994a44b36324b3f22fc3de201e4dc4bfb39019e2700c7c02ba2
SSDEEP

49152:FVg5tQ7aWpVDYcHDNYiOE/rvSt7Ch+aodoHwGgQG5:rg56Zhj+iO8SB3DbQ

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 1 IoCs

Processes:

dews.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dews.vbs	dews.exe

Executes dropped EXE 5 IoCs

Processes:

dews.exedews.exedews.exedews.exedews.exe

pid	Process
4152	dews.exe
3820	dews.exe
220	dews.exe
1152	dews.exe
2148	dews.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/files/0x000b000000023b66-9.dat	autoit_exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1112	2148	WerFault.exe	94

System Location Discovery: System Language Discovery 1 TTPs 6 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

Processes:

dews.exedews.exedews.exedews.exe6f4b9a86ae77415b5497874919ddf6d1.exedews.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dews.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dews.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dews.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dews.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6f4b9a86ae77415b5497874919ddf6d1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dews.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

dews.exedews.exedews.exedews.exe

pid	Process
4152	dews.exe
3820	dews.exe
220	dews.exe
1152	dews.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

6f4b9a86ae77415b5497874919ddf6d1.exedews.exedews.exedews.exedews.exedews.exe

description	pid	Process	procid_target
PID 4376 wrote to memory of 4152	4376	6f4b9a86ae77415b5497874919ddf6d1.exe	82
PID 4376 wrote to memory of 4152	4376	6f4b9a86ae77415b5497874919ddf6d1.exe	82
PID 4376 wrote to memory of 4152	4376	6f4b9a86ae77415b5497874919ddf6d1.exe	82
PID 4152 wrote to memory of 1220	4152	dews.exe	85
PID 4152 wrote to memory of 1220	4152	dews.exe	85
PID 4152 wrote to memory of 1220	4152	dews.exe	85
PID 4152 wrote to memory of 3820	4152	dews.exe	86
PID 4152 wrote to memory of 3820	4152	dews.exe	86
PID 4152 wrote to memory of 3820	4152	dews.exe	86
PID 3820 wrote to memory of 1836	3820	dews.exe	89
PID 3820 wrote to memory of 1836	3820	dews.exe	89
PID 3820 wrote to memory of 1836	3820	dews.exe	89
PID 3820 wrote to memory of 220	3820	dews.exe	90
PID 3820 wrote to memory of 220	3820	dews.exe	90
PID 3820 wrote to memory of 220	3820	dews.exe	90
PID 220 wrote to memory of 3340	220	dews.exe	91
PID 220 wrote to memory of 3340	220	dews.exe	91
PID 220 wrote to memory of 3340	220	dews.exe	91
PID 220 wrote to memory of 1152	220	dews.exe	92
PID 220 wrote to memory of 1152	220	dews.exe	92
PID 220 wrote to memory of 1152	220	dews.exe	92
PID 1152 wrote to memory of 5072	1152	dews.exe	93
PID 1152 wrote to memory of 5072	1152	dews.exe	93
PID 1152 wrote to memory of 5072	1152	dews.exe	93
PID 1152 wrote to memory of 2148	1152	dews.exe	94
PID 1152 wrote to memory of 2148	1152	dews.exe	94
PID 1152 wrote to memory of 2148	1152	dews.exe	94
PID 2148 wrote to memory of 3012	2148	dews.exe	96
PID 2148 wrote to memory of 3012	2148	dews.exe	96
PID 2148 wrote to memory of 3012	2148	dews.exe	96

C:\Users\Admin\AppData\Local\Temp\6f4b9a86ae77415b5497874919ddf6d1.exe
"C:\Users\Admin\AppData\Local\Temp\6f4b9a86ae77415b5497874919ddf6d1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4376
- C:\Users\Admin\AppData\Local\overrough\dews.exe
  "C:\Users\Admin\AppData\Local\Temp\6f4b9a86ae77415b5497874919ddf6d1.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4152
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\6f4b9a86ae77415b5497874919ddf6d1.exe"
    3⤵
    PID:1220
- - C:\Users\Admin\AppData\Local\overrough\dews.exe
    "C:\Users\Admin\AppData\Local\overrough\dews.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:3820
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\overrough\dews.exe"
      4⤵
      PID:1836
  - - C:\Users\Admin\AppData\Local\overrough\dews.exe
      "C:\Users\Admin\AppData\Local\overrough\dews.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:220
    - - C:\Windows\SysWOW64\svchost.exe
        
        "C:\Users\Admin\AppData\Local\overrough\dews.exe"
        5⤵
        
        PID:3340
    - - C:\Users\Admin\AppData\Local\overrough\dews.exe
        
        "C:\Users\Admin\AppData\Local\overrough\dews.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:1152
      - C:\Windows\SysWOW64\svchost.exe
        
        "C:\Users\Admin\AppData\Local\overrough\dews.exe"
        6⤵
        
        PID:5072
      - C:\Users\Admin\AppData\Local\overrough\dews.exe
        
        "C:\Users\Admin\AppData\Local\overrough\dews.exe"
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2148
        
        C:\Windows\SysWOW64\svchost.exe
        
        "C:\Users\Admin\AppData\Local\overrough\dews.exe"
        7⤵
        
        PID:3012
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 680
        7⤵
        Program crash
        
        PID:1112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2148 -ip 2148
1⤵
PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Hezron

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\Hezron

Filesize
1.5MB

MD5
6272d30810ec70134f39538df7ae164f

SHA1
98319a8bb87d499e8af11fd85b9c91997b71907a

SHA256
9d8807a7c8c7f7ffc8d2c01fb220c5614ac411c3a26d31f756def18b994548f0

SHA512
0dcf872b19326301b28a703fcacad1badee72868abb12052d9864bd94b1ed7da846c91f0bdb88e2d3886e03de6fe61e89bf9f09c219ab6531a7151fa2468e0d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\autAC3E.tmp

Filesize
1.0MB

MD5
2365e8fb4616f4f7ac333b863f6ac2d8

SHA1
f15f8a5c8e4be48cf67e8db5bb5c3e2c7a4e1cfa

SHA256
cae943691c4ada9210d656b3bee20f07758c9a1f0ff21f5f4da5bfab8f773a55

SHA512
71ca1cb4c98401e06533c975607d0c896ade6424bd97c6f7b59a363df65b86fb0e3de81ddb928e48dddbdb28d95310ebf201bd1a365c733effdcb180e6dbeb20

Download Submit
C:\Users\Admin\AppData\Local\overrough\dews.exe

Filesize
1.9MB

MD5
6f4b9a86ae77415b5497874919ddf6d1

SHA1
1986f8eb59766fca81c04ee26ce36e6f0aca0a99

SHA256
a6efd2f90c60aa91d0066df9ec79d8a72d99e942d49c8e7327f82c58b86077a8

SHA512
8b818fd1531b45a47571dfebdc8730114bbad58ec6db64f81591ee78ea84eee0c07074c38475c994a44b36324b3f22fc3de201e4dc4bfb39019e2700c7c02ba2

Download Submit
memory/3820-28-0x0000000001550000-0x0000000001950000-memory.dmp

Filesize
4.0MB

Download
memory/4152-18-0x0000000001710000-0x0000000001B10000-memory.dmp

Filesize
4.0MB

Download
memory/4376-6-0x00000000011C0000-0x00000000015C0000-memory.dmp

Filesize
4.0MB

Download