eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/04/2024, 02:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe
Size

404KB
MD5

ab8c3cbc9038152ea3c9a54a8263abeb
SHA1

a482e6011b371304f909fc65c0a23a9333cc1fbb
SHA256

eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e
SHA512

61798204147dc6290914b8baf2bcc4ddaa62af6c32d023738631612ccb9f21087e827bebc2acdca103db02d002c6dc4c09b28dc8657dff795e77bf3c68bae5ce
SSDEEP

6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4q:gtRfJcNYFNm8UhlZGseq

Score

8^/10

bootkit persistence spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 10 IoCs

flow	pid	Process
3	2576	rundll32.exe
7	2576	rundll32.exe
8	2576	rundll32.exe
9	2576	rundll32.exe
10	2576	rundll32.exe
13	2576	rundll32.exe
14	2576	rundll32.exe
15	2576	rundll32.exe
17	2576	rundll32.exe
18	2576	rundll32.exe

Deletes itself 1 IoCs

pid	Process
2840	lnqky.exe

Executes dropped EXE 1 IoCs

pid	Process
2840	lnqky.exe

Loads dropped DLL 6 IoCs

pid	Process
1708	cmd.exe
1708	cmd.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\upwcv\\mzomd.dll\",Verify"	rundll32.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\e:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	rundll32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2576	rundll32.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\upwcv	lnqky.exe
File created	\??\c:\Program Files\upwcv\mzomd.dll	lnqky.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2372	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe
2576	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2576	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2844	eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe
2840	lnqky.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 1708	2844	eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe	28
PID 2844 wrote to memory of 1708	2844	eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe	28
PID 2844 wrote to memory of 1708	2844	eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe	28
PID 2844 wrote to memory of 1708	2844	eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe	28
PID 1708 wrote to memory of 2372	1708	cmd.exe	30
PID 1708 wrote to memory of 2372	1708	cmd.exe	30
PID 1708 wrote to memory of 2372	1708	cmd.exe	30
PID 1708 wrote to memory of 2372	1708	cmd.exe	30
PID 1708 wrote to memory of 2840	1708	cmd.exe	31
PID 1708 wrote to memory of 2840	1708	cmd.exe	31
PID 1708 wrote to memory of 2840	1708	cmd.exe	31
PID 1708 wrote to memory of 2840	1708	cmd.exe	31
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32
PID 2840 wrote to memory of 2576	2840	lnqky.exe	32

C:\Users\Admin\AppData\Local\Temp\eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe
"C:\Users\Admin\AppData\Local\Temp\eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\lnqky.exe "C:\Users\Admin\AppData\Local\Temp\eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:2372
- - C:\Users\Admin\AppData\Local\Temp\lnqky.exe
    C:\Users\Admin\AppData\Local\Temp\\lnqky.exe "C:\Users\Admin\AppData\Local\Temp\eaf04e1128964a670f154a5315f0c087c5f1074b6469349cb48c12c524fd4b2e.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2840
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\Program Files\upwcv\mzomd.dll",Verify C:\Users\Admin\AppData\Local\Temp\lnqky.exe
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      Suspicious use of NtSetInformationThreadHideFromDebugger
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2576

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

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\??\c:\Program Files\upwcv\mzomd.dll

Filesize
228KB

MD5
4bdce23154d7f02141d2b856bdc0ef1c

SHA1
dceac5c9223ddb6284610effc5e948f7d58a4101

SHA256
363b9c226a450e38263c3ff68bbf32c7755b20325350b2ae9fb91466778abba3

SHA512
b067a98224891873374478d3fec81765105b1823b20a7398e6245e54595c73e5e1973014d1b5ecace9fc2ad52e9a1e9cea4599c5de314a9c9cdbe040040af7fb

Download Submit
\Users\Admin\AppData\Local\Temp\lnqky.exe

Filesize
404KB

MD5
e498ae5a275af214265f4dd4675a3733

SHA1
5bc5d080ce29f20a1365f352707767f57c034982

SHA256
f9b893129fe2b15906700fe352577ae2d2abb07664039ea331e39387bf6c8567

SHA512
670a931e4862d3882d2ea440b619dd847835f06d7db50f3adcb4d0dc4b0ce7dea56f71e5e1dcd1c3319f12b2341346b7b07d7a8653ee7445a4516bc70a61fa20

Download Submit
memory/1708-6-0x0000000000270000-0x00000000002D4000-memory.dmp

Filesize
400KB

Download
memory/1708-7-0x0000000000270000-0x00000000002D4000-memory.dmp

Filesize
400KB

Download
memory/2576-19-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2576-16-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2576-17-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2576-20-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2576-21-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2576-23-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2840-9-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2840-11-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2844-2-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2844-0-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download