86e0f4ab422632d059185f4612c346fdd20c9ad32d715a8eb3d9865651ff9be0

Analysis

max time kernel
144s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 01:19

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General

Target

48bc0e0ee693885f65455e2d207eb6c3.dll
Size

1.6MB
MD5

48bc0e0ee693885f65455e2d207eb6c3
SHA1

e2375d05f0d46598015f55b006b3ad62724b1cff
SHA256

86e0f4ab422632d059185f4612c346fdd20c9ad32d715a8eb3d9865651ff9be0
SHA512

037ee3e4fa759dba68545922e39898dfeacd32376121af972cf760d2c281aee2dc4771733be00f558e6f5853a20bb9b662d554732d28b5ca42923926516603e1
SSDEEP

49152:b/vl0jY5EdcSucc5aEvEljtPrtsjfenhhs7hY5O/QTGoy:b10IEdpucc5aEvElZDtsjfis1Y5O/QTy

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
35	60	rundll32.exe

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\RunKey = "AutoRun.exe"	rundll32.exe

Drops file in Program Files directory 14 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\outlook.docx	rundll32.exe
File created	C:\Program Files\Microsoft Office\outlook.xlsx	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.pst	rundll32.exe
File created	C:\Program Files\Microsoft Office\outlook.xls	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.ppt	rundll32.exe
File created	C:\Program Files\Microsoft Office\outlook.doc	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.doc	rundll32.exe
File created	C:\Program Files\Microsoft Office\outlook.ppt	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.docx	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.xlsx	rundll32.exe
File created	C:\Program Files\Microsoft Office\outlook.ppts	rundll32.exe
File created	C:\Program Files\Microsoft Office\outlook.pst	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.ppts	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\outlook.xls	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 60	4028	rundll32.exe	88
PID 4028 wrote to memory of 60	4028	rundll32.exe	88
PID 4028 wrote to memory of 60	4028	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48bc0e0ee693885f65455e2d207eb6c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\48bc0e0ee693885f65455e2d207eb6c3.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Adds Run key to start application
  - Drops file in Program Files directory
  PID:60

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\Documents\outlook.doc

Filesize
58B

MD5
19b790b75346267df7ae9f34a07c173c

SHA1
045d7bbec7a8acdd6640eaf0e646b03ccdc15591

SHA256
7fd4ec0628a2f3a5eba923dabea236142ef6fcb00f562f81a7059e3fc740a3e0

SHA512
cc8182dbcd06756b152444fe396c546fb11c4cc2504227db2df9aac30c194bbcafbfcb368ceb07f7c0ae49c591cb95c1daac457cf9a30e4a6e7938f750dacf9f

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads