ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93

General

Target

ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe
Size

36KB
MD5

0ac588fe2372b251dce76695a8af1696
SHA1

4d6d40a81b19de57d61cfaca25457ab6f3a4c7aa
SHA256

ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93
SHA512

1bd74e74cde5e40ee10535624028f1ff98264714459fc506fcd95ef06c1413bc18d027c7d2dd619f02aa874d424bc3b2b1c3f533c8ebc93148d1112eb1ad22ec
SSDEEP

768:/YRIjF70PRV1OGzs3rDbsyz7s15UyVcNpbPJ:/YRI90PxfEvbQcNpbPJ

Score

8^/10

discovery exploit persistence

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1476 takeown.exe
1352 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1476 takeown.exe
1352 icacls.exe

pid	process
1476	takeown.exe
1352	icacls.exe

pid	process
1476	takeown.exe
1352	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\iiRS = "C:\\Windows\\system32\\kaxer.exe"	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

Drops file in System32 directory 2 IoCs

Processes:

ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

description	ioc	process
File created	C:\Windows\SysWOW64\kaxer.exe	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe
File opened for modification	C:\Windows\SysWOW64\kaxer.exe	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

Processes:

regini.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.zhuangxiu008.com/"	regini.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Main	regini.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Page_URL = "http://www.zhuangxiu008.com/"	regini.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	regini.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

Processes:

regini.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.zhuangxiu008.com/"	regini.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.zhuangxiu008.com/"	regini.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

pid process

1504 ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

pid	process
1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe

description	pid	process	target process
PID 1504 wrote to memory of 1476	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	takeown.exe
PID 1504 wrote to memory of 1476	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	takeown.exe
PID 1504 wrote to memory of 1476	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	takeown.exe
PID 1504 wrote to memory of 1476	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	takeown.exe
PID 1504 wrote to memory of 1352	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	icacls.exe
PID 1504 wrote to memory of 1352	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	icacls.exe
PID 1504 wrote to memory of 1352	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	icacls.exe
PID 1504 wrote to memory of 1352	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	icacls.exe
PID 1504 wrote to memory of 1796	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	regini.exe
PID 1504 wrote to memory of 1796	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	regini.exe
PID 1504 wrote to memory of 1796	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	regini.exe
PID 1504 wrote to memory of 1796	1504	ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe	regini.exe

C:\Users\Admin\AppData\Local\Temp\ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe
"C:\Users\Admin\AppData\Local\Temp\ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\kaxer.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1476

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\kaxer.exe" /grant Users:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1352

C:\Windows\SysWOW64\regini.exe
C:\Windows\system32\\regini.exe "C:\Users\Admin\AppData\Local\Temp\BOTglHX.ini"
2⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:1796

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

File Permissions Modification

1

T1222

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\BOTglHX.ini
Filesize
633B

MD5
307edf4a3258717302e3d2ba7865ec69

SHA1
faa9b10078b3ee200bea0cb2645157843a8e4908

SHA256
bc4f3fa5dc6d89b482f4f09363cf82b6c6500b853b4d5fe3c589c4dc6601bf9a

SHA512
dfaa7e643e0c477701cce3de1aba8d506a1063d72547d760bcc76c274dd9069ad6529dfe341ff4202a8d50aabaa712db4c76928cc455fefb3f1601cf85558715

Download Submit
C:\Windows\SysWOW64\kaxer.exe
Filesize
36KB

MD5
0ac588fe2372b251dce76695a8af1696

SHA1
4d6d40a81b19de57d61cfaca25457ab6f3a4c7aa

SHA256
ad48bc23c6832a90f4af7ca93530b9bbaf6c7d891dd282e04636cb2a7577fe93

SHA512
1bd74e74cde5e40ee10535624028f1ff98264714459fc506fcd95ef06c1413bc18d027c7d2dd619f02aa874d424bc3b2b1c3f533c8ebc93148d1112eb1ad22ec

Download Submit
memory/1352-57-0x0000000000000000-mapping.dmp

Download
memory/1476-56-0x0000000000000000-mapping.dmp

Download
memory/1796-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads