e40d22cc6cb765f174d93f5790a67434fc75cde9f98ab594b034f9279885f5fa

Analysis

max time kernel
152s
max time network
161s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29-12-2023 23:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

07a54788d63636b98ab441797a0159bb.exe
Size

134KB
MD5

07a54788d63636b98ab441797a0159bb
SHA1

da28390a63649e5dc1dc51eaef00719fdf518bd1
SHA256

e40d22cc6cb765f174d93f5790a67434fc75cde9f98ab594b034f9279885f5fa
SHA512

85dc39da715999abe2db741d8d715142370f2703c0a2f8ab35d4b1dea42dc2785cd018f776c8faf238ed03958c7191f259b4a40d97a4f89160a0e564773a8597
SSDEEP

3072:X6Y86ICOgKZBEt3t04XaWxIBUFCneGFYYBuVTCFDQ:qY86kgKs3t0PWWBCUeukCFE

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2448	Zwifea.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2232-0-0x0000000000400000-0x000000000043A000-memory.dmp	upx
behavioral1/files/0x002f000000015ca1-7.dat	upx
behavioral1/memory/2448-9-0x0000000000400000-0x000000000043A000-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\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\KCSCPW1HKH = "C:\\Windows\\Zwifea.exe"	Zwifea.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	07a54788d63636b98ab441797a0159bb.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	07a54788d63636b98ab441797a0159bb.exe
File created	C:\Windows\Zwifea.exe	07a54788d63636b98ab441797a0159bb.exe
File opened for modification	C:\Windows\Zwifea.exe	07a54788d63636b98ab441797a0159bb.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main	Zwifea.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\International	Zwifea.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe
2448	Zwifea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2448	2232	07a54788d63636b98ab441797a0159bb.exe	28
PID 2232 wrote to memory of 2448	2232	07a54788d63636b98ab441797a0159bb.exe	28
PID 2232 wrote to memory of 2448	2232	07a54788d63636b98ab441797a0159bb.exe	28
PID 2232 wrote to memory of 2448	2232	07a54788d63636b98ab441797a0159bb.exe	28

C:\Users\Admin\AppData\Local\Temp\07a54788d63636b98ab441797a0159bb.exe
"C:\Users\Admin\AppData\Local\Temp\07a54788d63636b98ab441797a0159bb.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\Zwifea.exe
  C:\Windows\Zwifea.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:2448

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

Loading Replay Monitor...

Downloads

C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Filesize
344B

MD5
3d28ffbfb880a64b89648945211fb1a1

SHA1
86b92f7e074ba94e9d8cebbc127e769364db106f

SHA256
b73508d2475ff3554b7b907823dfa320079e355bc580e1fc21947422bd7c0dd1

SHA512
bac82a485e2d987dadb2bc7691d7994d4f84f94eb47c1ea46dde1d6decc0b479f4f0e6617aed94e43c8d4c2b5e1201157b14d7b36218530b9a1ac4ac5b4bbc78

Download Submit
C:\Windows\Zwifea.exe

Filesize
134KB

MD5
07a54788d63636b98ab441797a0159bb

SHA1
da28390a63649e5dc1dc51eaef00719fdf518bd1

SHA256
e40d22cc6cb765f174d93f5790a67434fc75cde9f98ab594b034f9279885f5fa

SHA512
85dc39da715999abe2db741d8d715142370f2703c0a2f8ab35d4b1dea42dc2785cd018f776c8faf238ed03958c7191f259b4a40d97a4f89160a0e564773a8597

Download Submit
memory/2232-8387-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2232-1-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2232-2-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2232-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2232-30806-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-42891-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-22951-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-9-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-42892-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-42894-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-47585-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-48316-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-48317-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-48318-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-48320-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-48324-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2448-48325-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download