81625758b5628794e4d881a4cbb0a7c038eca80e3f5b1e049804bb3acee51718

Analysis

max time kernel
133s
max time network
144s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
01-11-2023 13:56

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General

Target

NEAS.2cc9232d5c316b717cc4533104ad6320.exe
Size

148KB
MD5

2cc9232d5c316b717cc4533104ad6320
SHA1

41380567c552474f057f36c4b2a1120b9b0b3346
SHA256

81625758b5628794e4d881a4cbb0a7c038eca80e3f5b1e049804bb3acee51718
SHA512

21d4beb17b934f9b42bc27c1da7b7cb3c847e6a73c6adbfd3e9ce0c3c0fc0153aee4b2edf5d6a9e87658bbf39178a5735dde06a81d09de440ba10d6c0a14188b
SSDEEP

3072:dFugOVIc1+I8X9ySrCunXB/52jQgSJpJePVSnR2:dFZOngIedrNnXBQERJpJB0

Score

8^/10

persistence

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
2500	pwhehon.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\pwhehon.exe	NEAS.2cc9232d5c316b717cc4533104ad6320.exe
File created	C:\PROGRA~3\Mozilla\mudzpnf.dll	pwhehon.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 2500	2664	taskeng.exe	30
PID 2664 wrote to memory of 2500	2664	taskeng.exe	30
PID 2664 wrote to memory of 2500	2664	taskeng.exe	30
PID 2664 wrote to memory of 2500	2664	taskeng.exe	30

C:\Users\Admin\AppData\Local\Temp\NEAS.2cc9232d5c316b717cc4533104ad6320.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.2cc9232d5c316b717cc4533104ad6320.exe"
1⤵
- Drops file in Program Files directory
PID:2756

C:\Windows\system32\taskeng.exe
taskeng.exe {40B14D65-A211-447D-BD4D-F9557A6248FA} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\PROGRA~3\Mozilla\pwhehon.exe
  C:\PROGRA~3\Mozilla\pwhehon.exe -arzwbsb
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:2500

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:\PROGRA~3\Mozilla\pwhehon.exe

Filesize
148KB

MD5
ed3032172b5fd77ee22f2fb4223fa963

SHA1
4216d9bf34a06b5029f3045d980a3ccd760697ce

SHA256
044453bebf735fc654a070ee5cfa0cafcb878584d373d4819828ef6c8a00c770

SHA512
d6368833d73287cd780e91ba64e55642a00ab0134c4cb965dd390c40598584164d6a0bd67c90c7f2855a434e5067e57077e3d433c0177c6ccb9e101c1bce1351

Download Submit
C:\PROGRA~3\Mozilla\pwhehon.exe

Filesize
148KB

MD5
ed3032172b5fd77ee22f2fb4223fa963

SHA1
4216d9bf34a06b5029f3045d980a3ccd760697ce

SHA256
044453bebf735fc654a070ee5cfa0cafcb878584d373d4819828ef6c8a00c770

SHA512
d6368833d73287cd780e91ba64e55642a00ab0134c4cb965dd390c40598584164d6a0bd67c90c7f2855a434e5067e57077e3d433c0177c6ccb9e101c1bce1351

Download Submit
memory/2500-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2500-19-0x0000000000430000-0x000000000048B000-memory.dmp

Filesize
364KB

Download
memory/2500-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-1-0x0000000000220000-0x000000000027B000-memory.dmp

Filesize
364KB

Download
memory/2756-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download