ed07a209026e6ae33832e8873824dc9f1cbf06f2b7698255a0df7ee3ee356151

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 23:56

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General

Target

4a1ccbaad9869a37a032fd2aa03be4a9.exe
Size

606KB
MD5

4a1ccbaad9869a37a032fd2aa03be4a9
SHA1

4d61795023c9c7d4040f6e7091325868ce3bedf4
SHA256

ed07a209026e6ae33832e8873824dc9f1cbf06f2b7698255a0df7ee3ee356151
SHA512

6a6c4345e8b1b324c8abec12ee91d48a32552cdfe7ef888c4f5feef88d22931e81db550ff49ad418a273b553881c0041d8a8a23812efeeedf74432300456006b
SSDEEP

12288:bdEK5HO2efzbp+o/txfaWF3Z4mxxp+43xU4Ak8hTbBUWfTc:bdEnLbn1vQmXt3x7l8ZVPc

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2220	4.EXE
2216	dll.exe

Loads dropped DLL 3 IoCs

pid	Process
2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe
2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe
2220	4.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 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4a1ccbaad9869a37a032fd2aa03be4a9.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dll.exe	dll.exe
File created	C:\Windows\SysWOW64\dll.exe	4.EXE
File opened for modification	C:\Windows\SysWOW64\dll.exe	4.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2164 wrote to memory of 2220	2164	4a1ccbaad9869a37a032fd2aa03be4a9.exe	28
PID 2220 wrote to memory of 3044	2220	4.EXE	32
PID 2220 wrote to memory of 3044	2220	4.EXE	32
PID 2220 wrote to memory of 3044	2220	4.EXE	32
PID 2220 wrote to memory of 3044	2220	4.EXE	32
PID 2220 wrote to memory of 3044	2220	4.EXE	32
PID 2220 wrote to memory of 3044	2220	4.EXE	32
PID 2220 wrote to memory of 3044	2220	4.EXE	32

C:\Users\Admin\AppData\Local\Temp\4a1ccbaad9869a37a032fd2aa03be4a9.exe
"C:\Users\Admin\AppData\Local\Temp\4a1ccbaad9869a37a032fd2aa03be4a9.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.EXE
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2220
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.EXE"
    3⤵
    PID:3044

C:\Windows\SysWOW64\dll.exe
C:\Windows\SysWOW64\dll.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:2216

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

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Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.EXE

Filesize
556KB

MD5
34d8d594c2894193c37de817c28c6d65

SHA1
e149d24d005b0580631f79b7ae9defd63e1dae26

SHA256
6af2050b42226ee767badb5688c439e6a838198aa4f98eaaa520fb1b8022c347

SHA512
a87a7d4f404c498ab69ea5a59c50074914cd4dbeec21a97edbc98bc1344492179c22958b29b939d87d2bbf969e79ee4140e889251ef8308ba4ebc02918502a7b

Download Submit
memory/2164-25-0x0000000000780000-0x00000000007D4000-memory.dmp

Filesize
336KB

Download
memory/2164-1-0x0000000001000000-0x00000000010A4000-memory.dmp

Filesize
656KB

Download
memory/2164-2-0x0000000000780000-0x00000000007D4000-memory.dmp

Filesize
336KB

Download
memory/2164-4-0x0000000003250000-0x0000000003252000-memory.dmp

Filesize
8KB

Download
memory/2164-3-0x0000000003260000-0x0000000003263000-memory.dmp

Filesize
12KB

Download
memory/2164-0-0x0000000001000000-0x00000000010A4000-memory.dmp

Filesize
656KB

Download
memory/2164-20-0x0000000001000000-0x00000000010A4000-memory.dmp

Filesize
656KB

Download
memory/2164-31-0x0000000000780000-0x00000000007D4000-memory.dmp

Filesize
336KB

Download
memory/2164-30-0x0000000001000000-0x00000000010A4000-memory.dmp

Filesize
656KB

Download
memory/2164-23-0x0000000000780000-0x0000000000824000-memory.dmp

Filesize
656KB

Download
memory/2216-19-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2216-22-0x0000000010000000-0x0000000010093000-memory.dmp

Filesize
588KB

Download
memory/2220-29-0x0000000010000000-0x0000000010093000-memory.dmp

Filesize
588KB

Download
memory/2220-21-0x0000000010000000-0x0000000010093000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads