bb768b3a30a17ffcc282d79dd0f0f959b40a2ce229904a405491752639885980

Analysis

max time kernel
95s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 22:11

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General

Target

244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Size

96KB
MD5

244e0c2ad572ccf4ac5d1f5d493774f0
SHA1

c4f4f8a20d54378dc147f4eb08e1f7b8a9eeb880
SHA256

bb768b3a30a17ffcc282d79dd0f0f959b40a2ce229904a405491752639885980
SHA512

e52feac7b22e42619a7ac6dd71bdc9685575b969ecd6f8abb5a506f4b01bbce8c87e7e2d49fdc542ff7ecd7a15815b611b5f6d5b4741043b115700c3ba5996e9
SSDEEP

1536:EneBkXiNUPWSFEmy9f8QgNYfNjtP3OQqz2LlsBMu/HCmiDcg3MZRP3cEW3AE:EneBYPDFowWfjP+Q9la6miEo

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	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\Web Event Logger = "{79FEACFF-FFCE-815E-A900-316290B5B738}"	244e0c2ad572ccf4ac5d1f5d493774f0N.exe

Executes dropped EXE 1 IoCs

pid	Process
3396	Dmllipeg.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Dmllipeg.exe	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
File created	C:\Windows\SysWOW64\Kngpec32.dll	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
File created	C:\Windows\SysWOW64\Dmllipeg.exe	244e0c2ad572ccf4ac5d1f5d493774f0N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2484	3396	WerFault.exe	85

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	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dmllipeg.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ = "C:\\Windows\\SysWow64\\Kngpec32.dll"	244e0c2ad572ccf4ac5d1f5d493774f0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ThreadingModel = "Apartment"	244e0c2ad572ccf4ac5d1f5d493774f0N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 3396	1856	244e0c2ad572ccf4ac5d1f5d493774f0N.exe	85
PID 1856 wrote to memory of 3396	1856	244e0c2ad572ccf4ac5d1f5d493774f0N.exe	85
PID 1856 wrote to memory of 3396	1856	244e0c2ad572ccf4ac5d1f5d493774f0N.exe	85

C:\Users\Admin\AppData\Local\Temp\244e0c2ad572ccf4ac5d1f5d493774f0N.exe
"C:\Users\Admin\AppData\Local\Temp\244e0c2ad572ccf4ac5d1f5d493774f0N.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:1856
- C:\Windows\SysWOW64\Dmllipeg.exe
  C:\Windows\system32\Dmllipeg.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 404
    3⤵
    - Program crash
    PID:2484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3396 -ip 3396
1⤵
PID:1984

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\Dmllipeg.exe

Filesize
96KB

MD5
1b9fc6bc127313ca58e413629843b4f4

SHA1
02ff930e0b2250ccbde7938a8c8d1fa3a0234864

SHA256
f5fb5ee8bf7b1df5131978f5933eb9a7fb99577a49c7d9ded0cfac757906cca1

SHA512
818787ba3c925ce16233d85afe800e6a3bc53a4b8f7a3b41a5a9f54bb7a1a6fb4e1655c978248418a5e150cfb0f67fb98f43b2e25fcde1d322d7bc215f15f5d8

Download Submit
memory/1856-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1856-1-0x0000000000431000-0x0000000000432000-memory.dmp

Filesize
4KB

Download
memory/1856-13-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/3396-8-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/3396-12-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads