ec6db6613575c19945f4e1ff6d90ecfbb1ab34cbdd30c2d429d86fd132bd557a

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 04:24

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General

Target

280841448a492e94b1c01f7505d163de.exe
Size

649KB
MD5

280841448a492e94b1c01f7505d163de
SHA1

1a468c2cba5ceef684ea4f9bdbc1682a5124370b
SHA256

ec6db6613575c19945f4e1ff6d90ecfbb1ab34cbdd30c2d429d86fd132bd557a
SHA512

81d85f6b7fdbce73e22212d84d5eb47aefd47b52c94d4090d365e9f8eb5b7a00f2b833f0f23606bc150d700d19455b9cbddc23a0d802d203912afc904a3e220c
SSDEEP

12288:FHyhPBDgO6dsx4tSZvqT4OWADF3Z4mxxfDqVTVOCZvOf:FHyngO4tSZvq1QmXeVTz8f

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5052	3_lh.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\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"F:\\msdownld.tmp\\IXP000.TMP\\\""	280841448a492e94b1c01f7505d163de.exe

Enumerates connected drives 3 TTPs 3 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)	\??\A:	280841448a492e94b1c01f7505d163de.exe
File opened (read-only)	\??\B:	280841448a492e94b1c01f7505d163de.exe
File opened (read-only)	\??\E:	280841448a492e94b1c01f7505d163de.exe

Program crash 1 IoCs

pid	pid_target	Process
4728	5052	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 5052	2536	280841448a492e94b1c01f7505d163de.exe	19
PID 2536 wrote to memory of 5052	2536	280841448a492e94b1c01f7505d163de.exe	19
PID 2536 wrote to memory of 5052	2536	280841448a492e94b1c01f7505d163de.exe	19

C:\Users\Admin\AppData\Local\Temp\280841448a492e94b1c01f7505d163de.exe
"C:\Users\Admin\AppData\Local\Temp\280841448a492e94b1c01f7505d163de.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:2536
- F:\msdownld.tmp\IXP000.TMP\3_lh.exe
  F:\msdownld.tmp\IXP000.TMP\3_lh.exe
  2⤵
  - Executes dropped EXE
  PID:5052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 632
1⤵
- Program crash
PID:4728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5052 -ip 5052
1⤵
PID:4900

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

F:\msdownld.tmp\IXP000.TMP\3_lh.exe

Filesize
92KB

MD5
ece531ccab5908888811514fb22a49da

SHA1
9395b8620b18831cca2106554fd5bb3ea85f2c98

SHA256
02f9a80a000e2caf6f1b3a7e53a020497cfbc9ee4fb4d7a2c590e12617d21051

SHA512
c76cdcc150c7e00d94681fc0196819b9ff0389dd123dd13d199ed3ca59463f767cb31a29b70064c347d2e2209738dd87834a94209ef5f851abae40750dac02e5

Download Submit
memory/2536-17-0x0000000003120000-0x0000000003121000-memory.dmp

Filesize
4KB

Download
memory/2536-28-0x00000000006D0000-0x0000000000724000-memory.dmp

Filesize
336KB

Download
memory/2536-1-0x0000000001000000-0x00000000010AF000-memory.dmp

Filesize
700KB

Download
memory/2536-3-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

Filesize
4KB

Download
memory/2536-2-0x00000000006D0000-0x0000000000724000-memory.dmp

Filesize
336KB

Download
memory/2536-20-0x0000000003160000-0x0000000003161000-memory.dmp

Filesize
4KB

Download
memory/2536-0-0x0000000001000000-0x00000000010AF000-memory.dmp

Filesize
700KB

Download
memory/2536-27-0x0000000001000000-0x00000000010AF000-memory.dmp

Filesize
700KB

Download
memory/2536-5-0x0000000000C00000-0x0000000000C01000-memory.dmp

Filesize
4KB

Download
memory/2536-19-0x00000000030E0000-0x00000000030E2000-memory.dmp

Filesize
8KB

Download
memory/2536-4-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/2536-18-0x0000000003110000-0x0000000003111000-memory.dmp

Filesize
4KB

Download
memory/2536-10-0x0000000003100000-0x0000000003101000-memory.dmp

Filesize
4KB

Download
memory/2536-15-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2536-12-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2536-11-0x00000000030F0000-0x00000000030F3000-memory.dmp

Filesize
12KB

Download
memory/2536-16-0x0000000003130000-0x0000000003131000-memory.dmp

Filesize
4KB

Download
memory/2536-9-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

Filesize
4KB

Download
memory/2536-8-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

Filesize
4KB

Download
memory/2536-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2536-6-0x0000000000510000-0x0000000000511000-memory.dmp

Filesize
4KB

Download
memory/5052-26-0x0000000000400000-0x0000000000560000-memory.dmp

Filesize
1.4MB

Download
memory/5052-25-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/5052-24-0x0000000000400000-0x0000000000560000-memory.dmp

Filesize
1.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads