99ab73086ffdd74f864f54cf8722478577729f62062e7c2697832853ba0afc0a

Analysis

max time kernel
141s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 21:29

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General

Target

confirmpayment.exe
Size

378KB
MD5

c20001848d080af9535d90548af09b90
SHA1

725c8f6709625702d85a16bb2c9a9bf4be97a12c
SHA256

1458a047833fc15055a82111f8f8871b769322e612cd330abc3ef6b92f313587
SHA512

94509a0bbb1693d43db04453864761cddbb54e007cd873d84bbd28f0cf27f554881463559693bb482c830fa5a156b2b0a3faa44b6626dada8c64d7f8ae8a384b
SSDEEP

6144:ijbeiZV869uSquZMKxPPxvNh46YoE1TeC4P0We1dQoQFhNgjqNUjhfoPkxzcp36:iuOi4HZM8ZvNGvdeC48W47c6jiPyw6

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3020	M.exe
2284	M.exe

Loads dropped DLL 12 IoCs

pid	Process
2936	confirmpayment.exe
2936	confirmpayment.exe
3020	M.exe
3020	M.exe
2284	M.exe
2276	WerFault.exe
2276	WerFault.exe
2276	WerFault.exe
2276	WerFault.exe
2276	WerFault.exe
2276	WerFault.exe
2276	WerFault.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0034000000014983-4.dat	upx
behavioral1/memory/3020-13-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3020-49-0x0000000000400000-0x0000000000455000-memory.dmp	upx

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\\\""	confirmpayment.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 2284	3020	M.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	2284	WerFault.exe	29

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3020	M.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	M.exe
3020	M.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 2936 wrote to memory of 3020	2936	confirmpayment.exe	28
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 3020 wrote to memory of 2284	3020	M.exe	29
PID 2284 wrote to memory of 2276	2284	M.exe	30
PID 2284 wrote to memory of 2276	2284	M.exe	30
PID 2284 wrote to memory of 2276	2284	M.exe	30
PID 2284 wrote to memory of 2276	2284	M.exe	30
PID 2284 wrote to memory of 2276	2284	M.exe	30
PID 2284 wrote to memory of 2276	2284	M.exe	30
PID 2284 wrote to memory of 2276	2284	M.exe	30

C:\Users\Admin\AppData\Local\Temp\confirmpayment.exe
"C:\Users\Admin\AppData\Local\Temp\confirmpayment.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\M.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\M.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\M.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\M.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2284
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 288
      4⤵
      Loads dropped DLL
      Program crash
      PID:2276

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\IXP000.TMP\M.ex_

Filesize
181KB

MD5
ddee049cd1b722c1d1ee4812b4d6bdd8

SHA1
88be6de92a0576573927253101d29bb722bff02c

SHA256
3c6edc638d9720f43486c4702bdb4e457ea259f5c0b5c973bd09640448326883

SHA512
af529c57ec099a4129e3c82f4be8b6132fd321f4ae3faf36298e3c1791dd7c8cf90f56b73e8d1402c6f9b7777439a9576cf58143e11340fd62a7dafbf2bcde5c

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\M.exe

Filesize
142KB

MD5
2bafb239ddbd81c449c71d40d754c678

SHA1
0ac0fafe0149ccda946579d8ddb1b2291a2f0ba3

SHA256
7c3260e5c367fc08f0c88c0b727576ff1ca2897171cbb962b85ef58403c8ed4e

SHA512
7a7dca1d23a425d3e8b350ac2be7f1472bc18bcedfe3bc87b1f0bc5b5b5af109ea901319b0677e4bd093e804bf671edd9cb4cb7e0deebcf160d09727f9b1df6f

Download Submit
memory/2284-50-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-45-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-61-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2284-40-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-26-0x0000000000300000-0x0000000000400000-memory.dmp

Filesize
1024KB

Download
memory/2284-30-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-34-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-36-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-38-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-53-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-43-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2284-29-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2284-33-0x0000000000400000-0x000000000133C000-memory.dmp

Filesize
15.2MB

Download
memory/2936-10-0x00000000001D0000-0x0000000000225000-memory.dmp

Filesize
340KB

Download
memory/2936-11-0x00000000001D0000-0x0000000000225000-memory.dmp

Filesize
340KB

Download
memory/3020-13-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3020-49-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3020-42-0x0000000000900000-0x0000000000955000-memory.dmp

Filesize
340KB

Download
memory/3020-23-0x0000000000270000-0x0000000000275000-memory.dmp

Filesize
20KB

Download