6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c

General

Target

6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
Size

510KB
MD5

fa2d5ff3872f6343be78a266bbc22cd7
SHA1

4bf06be74ad1423781865618c66d11b9d20aa494
SHA256

6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c
SHA512

ea606222ae25041b9102a6261b49be3ac209cd883f740de120cd5565edb9bcffe486e2a14a84c34740cdabde83441681eedf12d1a20855578062e6d0c6b0f780
SSDEEP

12288:KkheH6hZYOYrInJ0JvQNy0+wcXP46sBmbvsTlgGrLfhtjQc5:KkheahZnnJsvQNy0+wcXPkB9Tbfhtp

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1080-0-0x0000000000400000-0x0000000000496000-memory.dmp	UPX
behavioral2/memory/1080-3-0x0000000000400000-0x0000000000496000-memory.dmp	UPX
behavioral2/memory/1080-15-0x0000000000400000-0x0000000000496000-memory.dmp	UPX
C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe	UPX
behavioral2/memory/2148-20-0x0000000000400000-0x0000000000496000-memory.dmp	UPX
behavioral2/memory/2148-27-0x0000000000400000-0x0000000000496000-memory.dmp	UPX
behavioral2/memory/2148-29-0x0000000000400000-0x0000000000496000-memory.dmp	UPX
behavioral2/memory/2148-38-0x0000000000400000-0x0000000000496000-memory.dmp	UPX

Executes dropped EXE 3 IoCs

Processes:

jrun32.exejrun32.exejrun32.exe

pid process

2148 jrun32.exe
572 jrun32.exe
4676 jrun32.exe

pid	process
2148	jrun32.exe
572	jrun32.exe
4676	jrun32.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1080-0-0x0000000000400000-0x0000000000496000-memory.dmp	upx
behavioral2/memory/1080-3-0x0000000000400000-0x0000000000496000-memory.dmp	upx
behavioral2/memory/1080-15-0x0000000000400000-0x0000000000496000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe	upx
behavioral2/memory/2148-20-0x0000000000400000-0x0000000000496000-memory.dmp	upx
behavioral2/memory/2148-27-0x0000000000400000-0x0000000000496000-memory.dmp	upx
behavioral2/memory/2148-29-0x0000000000400000-0x0000000000496000-memory.dmp	upx
behavioral2/memory/2148-38-0x0000000000400000-0x0000000000496000-memory.dmp	upx

Suspicious use of SetThreadContext 3 IoCs

Processes:

6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exejrun32.exe

description	pid	process	target process
PID 1080 set thread context of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 2148 set thread context of 572	2148	jrun32.exe	jrun32.exe
PID 2148 set thread context of 4676	2148	jrun32.exe	jrun32.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1520 3568 WerFault.exe ipconfig.exe
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command and Scripting Interpreter
T1059

Processes:

ipconfig.exe

pid process

3568 ipconfig.exe

pid	pid_target	process	target process
1520	3568	WerFault.exe	ipconfig.exe

pid	process
3568	ipconfig.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exejrun32.exejrun32.exe

pid	process
1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
1120	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
2148	jrun32.exe
572	jrun32.exe

Suspicious use of WriteProcessMemory 37 IoCs

Processes:

6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exejrun32.exejrun32.exe

description	pid	process	target process
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1080 wrote to memory of 1120	1080	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
PID 1120 wrote to memory of 2148	1120	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	jrun32.exe
PID 1120 wrote to memory of 2148	1120	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	jrun32.exe
PID 1120 wrote to memory of 2148	1120	6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 572	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 2148 wrote to memory of 4676	2148	jrun32.exe	jrun32.exe
PID 572 wrote to memory of 3568	572	jrun32.exe	ipconfig.exe
PID 572 wrote to memory of 3568	572	jrun32.exe	ipconfig.exe
PID 572 wrote to memory of 3568	572	jrun32.exe	ipconfig.exe
PID 572 wrote to memory of 3568	572	jrun32.exe	ipconfig.exe
PID 572 wrote to memory of 3568	572	jrun32.exe	ipconfig.exe

C:\Users\Admin\AppData\Local\Temp\6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
"C:\Users\Admin\AppData\Local\Temp\6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Users\Admin\AppData\Local\Temp\6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe
  "C:\Users\Admin\AppData\Local\Temp\6418eeb9821dcd3fbd7743e2ace2057291a3438fa6da91dbf0eaccc0624ba58c.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1120
- - C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe
    C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe -notray
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2148
  - - C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe
      "C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:572
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:3568
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3568 -s 280
        6⤵
        Program crash
        
        PID:1520
  - - C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe
      "C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe"
      4⤵
      Executes dropped EXE
      PID:4676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3568 -ip 3568
1⤵
PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\AppData\jrun32.exe

Filesize
510KB

MD5
18fa2721ba6fd477fe5186481dd5148e

SHA1
3db4a8a92d368e373f014679c07cade6ca97cf54

SHA256
a6779f3f06baff8a8bc3244e12f4e90916b10ea1e0199617b20ce91cd6952887

SHA512
5a21bc5017bbd67e36b7931c1c096057064fc364042b5692f4cb96767772060291ceddb67737fa7849df1609e1cd097d41877a023e041e6e128e535f52a68274

Download Submit
memory/572-55-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1080-15-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/1080-6-0x0000000004350000-0x0000000004351000-memory.dmp

Filesize
4KB

Download
memory/1080-7-0x00000000056D0000-0x00000000056D1000-memory.dmp

Filesize
4KB

Download
memory/1080-0-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/1080-5-0x0000000003990000-0x0000000003991000-memory.dmp

Filesize
4KB

Download
memory/1080-11-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/1080-3-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/1120-10-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1120-26-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1120-24-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/1120-8-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2148-20-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/2148-27-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/2148-29-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/2148-38-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/4676-46-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-40-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-47-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-45-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-44-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-43-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-42-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-41-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-53-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-52-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-39-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-37-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-34-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-36-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4676-56-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads