16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146

General

Target

16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe
Size

406KB
MD5

3eb3396a71c731b5a4c491c94bc2318d
SHA1

7861e48dede053243bbb36f20aa45ca645933d46
SHA256

16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146
SHA512

785547eab3265cdef362ba640903c3f000ffa5957ba5511ef23ad8b1a6922316bd457ed9ee7ebabecb88e77c8edee5dd09b6387be779aaed3b0773357b0e97f9
SSDEEP

6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Score

8^/10

bootkit persistence spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 10 IoCs

Processes:

rundll32.exe

flow	pid	process
3	3044	rundll32.exe
7	3044	rundll32.exe
8	3044	rundll32.exe
9	3044	rundll32.exe
10	3044	rundll32.exe
13	3044	rundll32.exe
14	3044	rundll32.exe
15	3044	rundll32.exe
17	3044	rundll32.exe
18	3044	rundll32.exe

Deletes itself 1 IoCs

Processes:

gikmy.exe

pid process

2340 gikmy.exe
Executes dropped EXE 1 IoCs

Processes:

gikmy.exe

pid process

2340 gikmy.exe
Loads dropped DLL 6 IoCs

Processes:

cmd.exerundll32.exe

pid process

1708 cmd.exe
1708 cmd.exe
3044 rundll32.exe
3044 rundll32.exe
3044 rundll32.exe
3044 rundll32.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
T1552.001

pid	process
2340	gikmy.exe

pid	process
2340	gikmy.exe

pid	process
1708	cmd.exe
1708	cmd.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\fitwu\\fyqli.dll\",Verify"	rundll32.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\e:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

rundll32.exe

description ioc process

File opened for modification \??\PHYSICALDRIVE0 rundll32.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

rundll32.exe

pid process

3044 rundll32.exe
Drops file in Program Files directory 2 IoCs

Processes:

gikmy.exe

description ioc process

File opened for modification \??\c:\Program Files\fitwu gikmy.exe
File created \??\c:\Program Files\fitwu\fyqli.dll gikmy.exe

description	ioc	process
File opened for modification	\??\PHYSICALDRIVE0	rundll32.exe

description	ioc	process
File opened for modification	\??\c:\Program Files\fitwu	gikmy.exe
File created	\??\c:\Program Files\fitwu\fyqli.dll	gikmy.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2352 PING.EXE

pid	process
2352	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exe

pid	process
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe
3044	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 3044 rundll32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exegikmy.exe

pid process

2300 16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe
2340 gikmy.exe

description	pid	process
Token: SeDebugPrivilege	3044	rundll32.exe

pid	process
2300	16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe
2340	gikmy.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.execmd.exegikmy.exe

description	pid	process	target process
PID 2300 wrote to memory of 1708	2300	16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe	cmd.exe
PID 2300 wrote to memory of 1708	2300	16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe	cmd.exe
PID 2300 wrote to memory of 1708	2300	16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe	cmd.exe
PID 2300 wrote to memory of 1708	2300	16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe	cmd.exe
PID 1708 wrote to memory of 2352	1708	cmd.exe	PING.EXE
PID 1708 wrote to memory of 2352	1708	cmd.exe	PING.EXE
PID 1708 wrote to memory of 2352	1708	cmd.exe	PING.EXE
PID 1708 wrote to memory of 2352	1708	cmd.exe	PING.EXE
PID 1708 wrote to memory of 2340	1708	cmd.exe	gikmy.exe
PID 1708 wrote to memory of 2340	1708	cmd.exe	gikmy.exe
PID 1708 wrote to memory of 2340	1708	cmd.exe	gikmy.exe
PID 1708 wrote to memory of 2340	1708	cmd.exe	gikmy.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe
PID 2340 wrote to memory of 3044	2340	gikmy.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe
"C:\Users\Admin\AppData\Local\Temp\16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2300

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\gikmy.exe "C:\Users\Admin\AppData\Local\Temp\16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
3⤵
- Runs ping.exe
PID:2352

C:\Users\Admin\AppData\Local\Temp\gikmy.exe
C:\Users\Admin\AppData\Local\Temp\\gikmy.exe "C:\Users\Admin\AppData\Local\Temp\16247e34c214fb1539f9f5c757cc767caf0e7459f39b474de1c9dea1e06ee146.exe"
3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2340

\??\c:\windows\SysWOW64\rundll32.exe
c:\windows\system32\rundll32.exe "c:\Program Files\fitwu\fyqli.dll",Verify C:\Users\Admin\AppData\Local\Temp\gikmy.exe
4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3044

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\??\c:\Program Files\fitwu\fyqli.dll
Filesize
228KB

MD5
bb081b557cf65ea4f56b13edd588b28d

SHA1
238595dea511df39533a25641259fd66d68a55a7

SHA256
f112c33da8ebd78227ff863e5857195fda6b7068f01a2e84efe264a0e5d8029f

SHA512
851fbba1ba0c21b827bcbfdb7161b584d8f4cc0882de86d085d139e025fa892cbee21cb1b106f38ce844512ff078c2f95721c7d8182be493b4085acc90c170a2

Download Submit
\Users\Admin\AppData\Local\Temp\gikmy.exe
Filesize
407KB

MD5
fb6dab6d47b89a7519274de10a5a31cb

SHA1
f7b7af4eb0c9cd7dd68f697bfa5a818bd82b9688

SHA256
800a54654e8d55c77127ba9af9bec4b5d4520c85c15939756188c3d96090d501

SHA512
9cd447a2128ab17ceccca8faa6976dd69e33ba277cbfed8dd082dced2c8b7d4351ba5a6d27c21fca9094880987ff2999d5713d0f3bbb6dbd6e4aec96a1890e2e

Download Submit
memory/1708-5-0x0000000002300000-0x0000000002364000-memory.dmp

Filesize
400KB

Download
memory/2300-0-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2300-2-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2340-9-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/3044-15-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/3044-16-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/3044-18-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads