cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720

General

Target
jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
Size 56KB
Sample260924-e6d1ka1x3l
SHA256 cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720
MD5 059d0e7ac6037c57ea16f2d85ed220ed
SHA1 5aca6b53089e7b7849eb446095922de9a56b37f8
SHA512 a0244b9da62d772f0639af17af7e96a8571260331857cd3115e12c83c5569fc481bf45054f5a7c17fd08df5bb8cb04c2a45cfc7dd35d66ecfc764fd1c400dbfc
SSDEEP 768:n+gHtKm3betpaaDH/1cQKCnUVVGi6XGNRFwlbZ6BnL+x+NZjwu:51KpLNTWV8i6XZbZ2/Zj/
TLSH
T115433C5A6B4585B2D1EE0634306C9F379D7FAC3428949893CB731BEE28B51D7E43D20A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2884	wrew2ds.exe

Loads dropped DLL 2 IoCs

pid	Process
2828	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
2884	wrew2ds.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\wrew2ds = "C:\\Windows\\wrew2ds.exe"	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wrew2ds.dll	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
File created	C:\Windows\SysWOW64\wrew2ds.dll	wrew2ds.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\wrew2ds.exe	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wrew2ds.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2828	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
2828	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
2884	wrew2ds.exe
2884	wrew2ds.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2828	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
2884	wrew2ds.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 1776	2828	jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe	82
PID 2884 wrote to memory of 1776	2884	wrew2ds.exe	82

C:\Windows\explorer.exe
explorer.exe /LOADSAVEDWINDOWS
1⤵
PID:1776
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2828

C:\Windows\wrew2ds.exe
C:\Windows\wrew2ds.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2884

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

wrew2ds.dll

Path C:\Windows\SysWOW64\wrew2ds.dll
Size 40KB
SHA256 84f47dfb3800b1cf46ccde774dacff3623b304eff1590f810f293815f6398b20
MD5 ebe3d05426564d5d9a0d594d4173567d
SHA1 966759d3ecfedaa960af97a1c4d3edb36336bcdf
SHA512 11cc4fbd4d561fefaa6c0304155cc34cd3898a2feec2843679fc9d5d7891a39d0e027f5940da383397995303aa71e6869d7e92c066e72cf6c277e19665ac1520
SSDEEP 768:6paaDH/1cQKCnUVVGi6XGNRFwlbZ6BnL+x+NZjwu:6pLNTWV8i6XZbZ2/Zj/
TLSH
T1BB034B165B0586A2D1AE063470AD9F379D7EAC347C949493CB331BEE2C752D7E43E20A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

wrew2ds.exe

Path C:\Windows\wrew2ds.exe
Size 56KB
SHA256 cbf62952826dddff9d3d1dd607e2df5cb9552e9ab98a420ea22b71b959199720
MD5 059d0e7ac6037c57ea16f2d85ed220ed
SHA1 5aca6b53089e7b7849eb446095922de9a56b37f8
SHA512 a0244b9da62d772f0639af17af7e96a8571260331857cd3115e12c83c5569fc481bf45054f5a7c17fd08df5bb8cb04c2a45cfc7dd35d66ecfc764fd1c400dbfc
SSDEEP 768:n+gHtKm3betpaaDH/1cQKCnUVVGi6XGNRFwlbZ6BnL+x+NZjwu:51KpLNTWV8i6XZbZ2/Zj/
TLSH
T115433C5A6B4585B2D1EE0634306C9F379D7FAC3428949893CB731BEE28B51D7E43D20A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1776-1-0x0000000001670000-0x0000000001671000-memory.dmp

Download

memory/2828-8-0x0000000000402000-0x0000000000403000-memory.dmp

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memory/2828-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2828-6-0x0000000000B20000-0x0000000000B21000-memory.dmp

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memory/2828-4-0x0000000000B10000-0x0000000000B11000-memory.dmp

Download

memory/2884-18-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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