986519b24e3f923a848367aca0a8190c023ae238ee4b222958bc93c8155bd30c

Analysis

max time kernel
114s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 08:57

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General

Target

865942212e4309391a5f173300970b90N.exe
Size

128KB
MD5

865942212e4309391a5f173300970b90
SHA1

ddf017a9fdd15b8d164ac7090b2f4d865314707e
SHA256

986519b24e3f923a848367aca0a8190c023ae238ee4b222958bc93c8155bd30c
SHA512

fba38a6d54aef9383f3a7c83d7386b477b37c792b981a1ec848791d735998aa4ca03adf59a0255b2a8a808917b95b4a58c07cfe4e314b814b244d4d7c8630fb0
SSDEEP

3072:2eimpdqKIaczJilZWLQbj+FiAbwf1nFzwSAJB8g:xvq5slZyAOQ1n6xJmg

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	865942212e4309391a5f173300970b90N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\Web Event Logger = "{79FAA099-1BAE-816E-D711-115290CEE717}"	865942212e4309391a5f173300970b90N.exe

Executes dropped EXE 1 IoCs

pid	Process
2108	Diqnjl32.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Qahlom32.dll	865942212e4309391a5f173300970b90N.exe
File created	C:\Windows\SysWOW64\Diqnjl32.exe	865942212e4309391a5f173300970b90N.exe
File opened for modification	C:\Windows\SysWOW64\Diqnjl32.exe	865942212e4309391a5f173300970b90N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3388	2108	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	865942212e4309391a5f173300970b90N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Diqnjl32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	865942212e4309391a5f173300970b90N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	865942212e4309391a5f173300970b90N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FAA099-1BAE-816E-D711-115290CEE717}	865942212e4309391a5f173300970b90N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FAA099-1BAE-816E-D711-115290CEE717}\InProcServer32\ = "C:\\Windows\\SysWow64\\Qahlom32.dll"	865942212e4309391a5f173300970b90N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FAA099-1BAE-816E-D711-115290CEE717}\InProcServer32\ThreadingModel = "Apartment"	865942212e4309391a5f173300970b90N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FAA099-1BAE-816E-D711-115290CEE717}\InProcServer32	865942212e4309391a5f173300970b90N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2108	2688	865942212e4309391a5f173300970b90N.exe	88
PID 2688 wrote to memory of 2108	2688	865942212e4309391a5f173300970b90N.exe	88
PID 2688 wrote to memory of 2108	2688	865942212e4309391a5f173300970b90N.exe	88

C:\Users\Admin\AppData\Local\Temp\865942212e4309391a5f173300970b90N.exe
"C:\Users\Admin\AppData\Local\Temp\865942212e4309391a5f173300970b90N.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\SysWOW64\Diqnjl32.exe
  C:\Windows\system32\Diqnjl32.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 412
    3⤵
    - Program crash
    PID:3388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2108 -ip 2108
1⤵
PID:2052

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=4292,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3780 /prefetch:8
1⤵
PID:1548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Diqnjl32.exe

Filesize
128KB

MD5
69e9b39d7859a55b12ccde201c1aa779

SHA1
2081abca56e75883ec21e27edc0e8c628c5a8920

SHA256
e8c0c694036d30aee31424c2e9cf8ab99e11381b7687e99f2462d90ff5eee43a

SHA512
af62cfe3b3d8e6bb1a64ae44f3c915012566f7d6d5d74e6ae99c61e8baf747c36537ecc59a5d42f5d17fb2508e071ef3da46d422d4e1906befad7a2150915f67

Download Submit
memory/2108-8-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2688-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2688-9-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads