ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4

General

Target

ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe
Size

312KB
MD5

f2bd3ff1f659c85003fe682410d8f307
SHA1

84aa855c60aeadd09117ced1829603da5135797f
SHA256

ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4
SHA512

e7656450e5a8528b053a416acbd44916c5d10775a0206a80718fbc4ce4a1ab105f124f184c1e49e7329d4aa30815557351f9712077265d97f36c152de9d0cada
SSDEEP

3072:9QXGBmOAtI5NQd8VX2auQkflCRU9cM7QJhZ9mUj6uEzEHNiBqoZxC5FSnhaVEP:9jbNQda3rswv65zn7ZXM+

Score

10^/10

evasion persistence spyware stealer

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	keeizo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe

Executes dropped EXE 1 IoCs

pid	Process
1984	keeizo.exe

Loads dropped DLL 2 IoCs

pid	Process
1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe
1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\	keeizo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\keeizo = "C:\\Users\\Admin\\keeizo.exe /c"	keeizo.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\keeizo = "C:\\Users\\Admin\\keeizo.exe /x"	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1500	1992	WerFault.exe	25

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe
1984	keeizo.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe
1984	keeizo.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 1984	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	26
PID 1992 wrote to memory of 1984	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	26
PID 1992 wrote to memory of 1984	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	26
PID 1992 wrote to memory of 1984	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	26
PID 1992 wrote to memory of 1500	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	27
PID 1992 wrote to memory of 1500	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	27
PID 1992 wrote to memory of 1500	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	27
PID 1992 wrote to memory of 1500	1992	ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe	27

C:\Users\Admin\AppData\Local\Temp\ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe
"C:\Users\Admin\AppData\Local\Temp\ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\keeizo.exe
  "C:\Users\Admin\keeizo.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1984
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 776
  2⤵
  - Program crash
  PID:1500

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\keeizo.exe

Filesize
312KB

MD5
f2bd3ff1f659c85003fe682410d8f307

SHA1
84aa855c60aeadd09117ced1829603da5135797f

SHA256
ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4

SHA512
e7656450e5a8528b053a416acbd44916c5d10775a0206a80718fbc4ce4a1ab105f124f184c1e49e7329d4aa30815557351f9712077265d97f36c152de9d0cada

Download Submit
C:\Users\Admin\keeizo.exe

Filesize
312KB

MD5
f2bd3ff1f659c85003fe682410d8f307

SHA1
84aa855c60aeadd09117ced1829603da5135797f

SHA256
ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4

SHA512
e7656450e5a8528b053a416acbd44916c5d10775a0206a80718fbc4ce4a1ab105f124f184c1e49e7329d4aa30815557351f9712077265d97f36c152de9d0cada

Download Submit
\Users\Admin\keeizo.exe

Filesize
312KB

MD5
f2bd3ff1f659c85003fe682410d8f307

SHA1
84aa855c60aeadd09117ced1829603da5135797f

SHA256
ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4

SHA512
e7656450e5a8528b053a416acbd44916c5d10775a0206a80718fbc4ce4a1ab105f124f184c1e49e7329d4aa30815557351f9712077265d97f36c152de9d0cada

Download Submit
\Users\Admin\keeizo.exe

Filesize
312KB

MD5
f2bd3ff1f659c85003fe682410d8f307

SHA1
84aa855c60aeadd09117ced1829603da5135797f

SHA256
ea033344aad926a25795f8cb5f57d7a062043b2df2c658178c790fea5bf370a4

SHA512
e7656450e5a8528b053a416acbd44916c5d10775a0206a80718fbc4ce4a1ab105f124f184c1e49e7329d4aa30815557351f9712077265d97f36c152de9d0cada

Download Submit
memory/1984-66-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1984-72-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1992-64-0x0000000002C20000-0x0000000002C6F000-memory.dmp

Filesize
316KB

Download
memory/1992-65-0x0000000002C20000-0x0000000002C6F000-memory.dmp

Filesize
316KB

Download
memory/1992-55-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1992-57-0x0000000076141000-0x0000000076143000-memory.dmp

Filesize
8KB

Download
memory/1992-70-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1992-71-0x0000000002C20000-0x0000000002C6F000-memory.dmp

Filesize
316KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads