07b40d9275f00ffa235069c8dd12055c7e61a4b0ef2fe2610efe6b6b28ea6030

General

Target
jaffacakes118_Battlefield 3 DEMO.exe
Size 12.7MB
Sample260910-drw26axxct
SHA256 07b40d9275f00ffa235069c8dd12055c7e61a4b0ef2fe2610efe6b6b28ea6030
MD5 ae80cb96e93e79efd494d0f50a16ae5c
SHA1 fdf22c833a2c7b06509d120747061508b549c974
SHA512 03d2f5d7a77eefad4c3ebeccab1c01f4794d190c46c8cf803f32e98cdbbb368e8b8ddade834b7511ecd45e9abdecd88584019e977313f6a71c18ca64593bbbe1
SSDEEP 1536:PYFpEddxllL+RMeLgXWXPLJizHVv/7cORCchyQTTwIvT2c3AQ:PYFpixDL+RHgG/LAzl/QRcpTMDc3T
TLSH
T126D6D00DAAC91A26E8EE077CECDF5341C376D8029913DB4F4EFC48096A5B7B28615787
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\Control Panel\International\Geo\Nation	jaffacakes118_Battlefield 3 DEMO.exe

Executes dropped EXE 3 IoCs

pid	Process
4760	tqap5ltjfrao.exe
2212	audiohd.exe
4176	WUDHost.exe

Adds Run key to start application 2 TTPs 10 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\Windows Audio Driver = "\"C:\\Windows\\system32\\audiohd.exe\""	jaffacakes118_Battlefield 3 DEMO.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	audiohd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	WUDHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Audio Driver = "\"C:\\Windows\\system32\\audiohd.exe\""	audiohd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	tqap5ltjfrao.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	tqap5ltjfrao.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	audiohd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	WUDHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	jaffacakes118_Battlefield 3 DEMO.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	jaffacakes118_Battlefield 3 DEMO.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\audiohd.exe	jaffacakes118_Battlefield 3 DEMO.exe
File opened for modification	C:\Windows\SysWOW64\audiohd.exe	jaffacakes118_Battlefield 3 DEMO.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\WUDHost.exe	jaffacakes118_Battlefield 3 DEMO.exe
File created	C:\Program Files (x86)\Common Files\WUDHost.exe	jaffacakes118_Battlefield 3 DEMO.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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_Battlefield 3 DEMO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tqap5ltjfrao.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiohd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WUDHost.exe

Checks processor information in registry 2 TTPs 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	jaffacakes118_Battlefield 3 DEMO.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	tqap5ltjfrao.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	audiohd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	audiohd.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	WUDHost.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	jaffacakes118_Battlefield 3 DEMO.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	tqap5ltjfrao.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	WUDHost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1944	jaffacakes118_Battlefield 3 DEMO.exe
Token: SeDebugPrivilege	4760	tqap5ltjfrao.exe
Token: SeDebugPrivilege	2212	audiohd.exe
Token: SeDebugPrivilege	4176	WUDHost.exe
Token: 33	2212	audiohd.exe
Token: SeIncBasePriorityPrivilege	2212	audiohd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2212	1944	jaffacakes118_Battlefield 3 DEMO.exe	91
PID 1944 wrote to memory of 4176	1944	jaffacakes118_Battlefield 3 DEMO.exe	92

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Battlefield 3 DEMO.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Battlefield 3 DEMO.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\SysWOW64\audiohd.exe
  "C:\Windows\system32\audiohd.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2212
- C:\Program Files (x86)\Common Files\WUDHost.exe
  "C:\Program Files (x86)\Common Files\WUDHost.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4176

C:\Users\Admin\AppData\Roaming\tqap5ltjfrao.exe
C:\Users\Admin\AppData\Roaming\tqap5ltjfrao.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:4760

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

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tqap5ltjfrao.exe

Path C:\Users\Admin\AppData\Roaming\tqap5ltjfrao.exe
Size 12.7MB
SHA256 07b40d9275f00ffa235069c8dd12055c7e61a4b0ef2fe2610efe6b6b28ea6030
MD5 ae80cb96e93e79efd494d0f50a16ae5c
SHA1 fdf22c833a2c7b06509d120747061508b549c974
SHA512 03d2f5d7a77eefad4c3ebeccab1c01f4794d190c46c8cf803f32e98cdbbb368e8b8ddade834b7511ecd45e9abdecd88584019e977313f6a71c18ca64593bbbe1
SSDEEP 1536:PYFpEddxllL+RMeLgXWXPLJizHVv/7cORCchyQTTwIvT2c3AQ:PYFpixDL+RHgG/LAzl/QRcpTMDc3T
TLSH
T126D6D00DAAC91A26E8EE077CECDF5341C376D8029913DB4F4EFC48096A5B7B28615787
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1944-0-0x00000000015C0000-0x00000000015D0000-memory.dmp

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memory/1944-1-0x0000000074812000-0x0000000074814000-memory.dmp

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memory/1944-2-0x0000000074810000-0x0000000074DC1000-memory.dmp

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memory/1944-37-0x0000000074810000-0x0000000074DC1000-memory.dmp

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memory/2212-32-0x0000000074810000-0x0000000074DC1000-memory.dmp

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memory/2212-39-0x0000000074810000-0x0000000074DC1000-memory.dmp

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memory/4760-7-0x0000000074810000-0x0000000074DC1000-memory.dmp

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memory/4760-8-0x0000000074810000-0x0000000074DC1000-memory.dmp

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memory/4760-14-0x0000000074810000-0x0000000074DC1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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