d2d8182f10614eca1b408614c5f6bfdf0fd4dd9afe8f6629b4df6619b443710d

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-03-2024 12:40

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General

Target

d623eb8c5e903b686640520b4fc875c9.exe
Size

13KB
MD5

d623eb8c5e903b686640520b4fc875c9
SHA1

5fe3d6cbfa4cc4b829338416672a64ab6084b98e
SHA256

d2d8182f10614eca1b408614c5f6bfdf0fd4dd9afe8f6629b4df6619b443710d
SHA512

a16c9620c400f909bd8741057720eab0db96ce4df4bbb734ab9b425b3bdc6c81d07916f972a02900617ae1a3bb69f0e500ca2dc90f35092a362335a605a253ee
SSDEEP

384:cURsec4iMkbV0Hmo73lRbc9CgoAIOEwF7ftUbt7U+:cyfc4iM2VSmsw8Z+ftY

Score

8^/10

persistence upx

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Executes dropped EXE 1 IoCs

pid	Process
4680	qensngk.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/808-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x000a00000002319b-5.dat	upx
behavioral2/memory/808-8-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/4680-10-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\qensngk.exe	d623eb8c5e903b686640520b4fc875c9.exe
File opened for modification	C:\Windows\SysWOW64\qensngk.exe	d623eb8c5e903b686640520b4fc875c9.exe
File created	C:\Windows\SysWOW64\qensng.dll	d623eb8c5e903b686640520b4fc875c9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 4680	808	d623eb8c5e903b686640520b4fc875c9.exe	89
PID 808 wrote to memory of 4680	808	d623eb8c5e903b686640520b4fc875c9.exe	89
PID 808 wrote to memory of 4680	808	d623eb8c5e903b686640520b4fc875c9.exe	89
PID 808 wrote to memory of 4348	808	d623eb8c5e903b686640520b4fc875c9.exe	93
PID 808 wrote to memory of 4348	808	d623eb8c5e903b686640520b4fc875c9.exe	93
PID 808 wrote to memory of 4348	808	d623eb8c5e903b686640520b4fc875c9.exe	93

C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe
"C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\qensngk.exe
  C:\Windows\system32\qensngk.exe t!
  2⤵
  - Executes dropped EXE
  PID:4680
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe.bat
  2⤵
  PID:4348

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe.bat

Filesize
182B

MD5
fa20a027a816353c43ada0f41c4257f4

SHA1
d537c9b9820e282f3f43660ddf641f7ef7a10676

SHA256
b62bc71790fb87dfe714f6655ba63b04e74ed16184fe70926f57dd66535ebbd5

SHA512
c0b197bca2d1d4e67af82439e10d1358012967b1981a2d3bd2389082580291775c77020b4847b38e059ce03922362d7cefda327ead00f1094e959c8184fd08a2

Download Submit
C:\Windows\SysWOW64\qensngk.exe

Filesize
13KB

MD5
d623eb8c5e903b686640520b4fc875c9

SHA1
5fe3d6cbfa4cc4b829338416672a64ab6084b98e

SHA256
d2d8182f10614eca1b408614c5f6bfdf0fd4dd9afe8f6629b4df6619b443710d

SHA512
a16c9620c400f909bd8741057720eab0db96ce4df4bbb734ab9b425b3bdc6c81d07916f972a02900617ae1a3bb69f0e500ca2dc90f35092a362335a605a253ee

Download Submit
memory/808-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/808-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4680-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download