e9faa7dce8d4693ebef2e9f47d3af496323b887e7733e38eca4e40a937cd1dfe

Analysis

max time kernel
132s
max time network
138s
platform
windows7_x64
resource
win7
submitted
02-10-2020 07:25

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General

Target

PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe
Size

854KB
MD5

ee25cc3a8bfe7ca957ceabba93532f98
SHA1

58d4cda42858beae2cabc81b3431662a1706c169
SHA256

e9faa7dce8d4693ebef2e9f47d3af496323b887e7733e38eca4e40a937cd1dfe
SHA512

6f6663c56c7c0867da762d82015cb20757669edc980ed3d302de1df43ae61e4baa11329b3ab0ea065add9d4a4f43d1a1020720269a3b09df76f2cf62cdde058b

Score

8^/10

persistence

Malware Config

Signatures

Blacklisted process makes network request 2 IoCs

flow	pid	Process
9	916	rundll32.exe
11	1464	rundll32.exe

Executes dropped EXE 3 IoCs

pid	Process
1360	lsass.com
756	lsass.com
268	attrib.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\file.url	lsass.com

Loads dropped DLL 11 IoCs

pid	Process
1592	cmd.exe
1360	lsass.com
756	lsass.com
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe
1464	rundll32.exe
1464	rundll32.exe
1464	rundll32.exe
1464	rundll32.exe

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-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run	REG.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\cred = "rundll32 C:\\Users\\Admin\\AppData\\Local\\Temp\\cred.dll, Main"	REG.exe
Key created	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run	REG.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\scr = "rundll32 C:\\Users\\Admin\\AppData\\Local\\Temp\\scr.dll, Main"	REG.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 756 set thread context of 268	756	lsass.com	38

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
1580	PING.EXE
1100	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
756	lsass.com

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 1832	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	28
PID 1768 wrote to memory of 1832	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	28
PID 1768 wrote to memory of 1832	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	28
PID 1768 wrote to memory of 1832	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	28
PID 1768 wrote to memory of 1808	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	30
PID 1768 wrote to memory of 1808	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	30
PID 1768 wrote to memory of 1808	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	30
PID 1768 wrote to memory of 1808	1768	PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe	30
PID 1808 wrote to memory of 1592	1808	cmd.exe	32
PID 1808 wrote to memory of 1592	1808	cmd.exe	32
PID 1808 wrote to memory of 1592	1808	cmd.exe	32
PID 1808 wrote to memory of 1592	1808	cmd.exe	32
PID 1592 wrote to memory of 1580	1592	cmd.exe	33
PID 1592 wrote to memory of 1580	1592	cmd.exe	33
PID 1592 wrote to memory of 1580	1592	cmd.exe	33
PID 1592 wrote to memory of 1580	1592	cmd.exe	33
PID 1592 wrote to memory of 1428	1592	cmd.exe	34
PID 1592 wrote to memory of 1428	1592	cmd.exe	34
PID 1592 wrote to memory of 1428	1592	cmd.exe	34
PID 1592 wrote to memory of 1428	1592	cmd.exe	34
PID 1592 wrote to memory of 1360	1592	cmd.exe	35
PID 1592 wrote to memory of 1360	1592	cmd.exe	35
PID 1592 wrote to memory of 1360	1592	cmd.exe	35
PID 1592 wrote to memory of 1360	1592	cmd.exe	35
PID 1592 wrote to memory of 1100	1592	cmd.exe	36
PID 1592 wrote to memory of 1100	1592	cmd.exe	36
PID 1592 wrote to memory of 1100	1592	cmd.exe	36
PID 1592 wrote to memory of 1100	1592	cmd.exe	36
PID 1360 wrote to memory of 756	1360	lsass.com	37
PID 1360 wrote to memory of 756	1360	lsass.com	37
PID 1360 wrote to memory of 756	1360	lsass.com	37
PID 1360 wrote to memory of 756	1360	lsass.com	37
PID 756 wrote to memory of 268	756	lsass.com	38
PID 756 wrote to memory of 268	756	lsass.com	38
PID 756 wrote to memory of 268	756	lsass.com	38
PID 756 wrote to memory of 268	756	lsass.com	38
PID 756 wrote to memory of 268	756	lsass.com	38
PID 268 wrote to memory of 736	268	attrib.exe	41
PID 268 wrote to memory of 736	268	attrib.exe	41
PID 268 wrote to memory of 736	268	attrib.exe	41
PID 268 wrote to memory of 736	268	attrib.exe	41
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 916	268	attrib.exe	42
PID 268 wrote to memory of 1564	268	attrib.exe	44
PID 268 wrote to memory of 1564	268	attrib.exe	44
PID 268 wrote to memory of 1564	268	attrib.exe	44
PID 268 wrote to memory of 1564	268	attrib.exe	44
PID 268 wrote to memory of 1464	268	attrib.exe	45
PID 268 wrote to memory of 1464	268	attrib.exe	45
PID 268 wrote to memory of 1464	268	attrib.exe	45
PID 268 wrote to memory of 1464	268	attrib.exe	45
PID 268 wrote to memory of 1464	268	attrib.exe	45
PID 268 wrote to memory of 1464	268	attrib.exe	45
PID 268 wrote to memory of 1464	268	attrib.exe	45

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
268	attrib.exe

C:\Users\Admin\AppData\Local\Temp\PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe
"C:\Users\Admin\AppData\Local\Temp\PAGO_EN_TOTALIDAD_300920209857512014789653202356985868320175948756230159865230214758968574210236582141.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo tfJK
  2⤵
  PID:1832
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd < VWjxBKXxtoNK.com
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1808
- - C:\Windows\SysWOW64\cmd.exe
    cmd
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1592
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 1 vAyrJy.woJRtj
      4⤵
      Runs ping.exe
      PID:1580
  - - C:\Windows\SysWOW64\certutil.exe
      certutil -decode hbMSEvVVhDZPqqUGJul.com g
      4⤵
      PID:1428
  - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\lsass.com
      lsass.com g
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:1360
    - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\lsass.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\lsass.com g
        5⤵
        Executes dropped EXE
        Drops startup file
        Loads dropped DLL
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:756
      - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\attrib.exe
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\attrib.exe
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        Views/modifies file attributes
        
        PID:268
        
        C:\Windows\SysWOW64\REG.exe
        
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v cred /t REG_SZ /d "rundll32 C:\Users\Admin\AppData\Local\Temp\cred.dll, Main"
        7⤵
        Adds Run key to start application
        
        PID:736
        
        C:\Windows\SysWOW64\rundll32.exe
        
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\cred.dll, Main
        7⤵
        Blacklisted process makes network request
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        
        PID:916
        
        C:\Windows\SysWOW64\REG.exe
        
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v scr /t REG_SZ /d "rundll32 C:\Users\Admin\AppData\Local\Temp\scr.dll, Main"
        7⤵
        Adds Run key to start application
        
        PID:1564
        
        C:\Windows\SysWOW64\rundll32.exe
        
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\scr.dll, Main
        7⤵
        Blacklisted process makes network request
        Loads dropped DLL
        
        PID:1464
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 30
      4⤵
      Runs ping.exe
      PID:1100

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/268-19-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/268-22-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/540-23-0x000007FEF6F00000-0x000007FEF717A000-memory.dmp

Filesize
2.5MB

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