be4263abedfaaa3ddf5a42df10f5e74abe545a9c5e4ebbf7572b34e76f594824

General

Target

df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
Size

319KB
MD5

df5bfa7a94f2fc635a25c554b7b1a09c
SHA1

2a83e5d56dd8312275df479fdf4cf663c116f5ef
SHA256

be4263abedfaaa3ddf5a42df10f5e74abe545a9c5e4ebbf7572b34e76f594824
SHA512

afb236a89bcf38f58ee670c7f670a7252abf3e2491682acd43a5f84826dae14fed243d8d974ef1a18f5da2ae9e077074a7c9cd890f80089ce292b222851bba5e
SSDEEP

6144:uMC0piyHhoYmipPq3dzlTYjUZNogL9Smn4oTT0IIXnCIarq//Gy8hDW6uVdxzlBv:uMBphhNxelTYjUZrshosIUCIaqL8hD2H

Score

8^/10

discovery evasion persistence trojan upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Aeuhxp = "C:\\Windows\\SysWOW64\\odbc32W.exe"	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	odbc32W.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS 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\SystemBiosVersion	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2096	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2236	odbc32W.exe

Loads dropped DLL 2 IoCs

pid	Process
1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1964-1-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral1/memory/1964-0-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral1/memory/1964-7-0x0000000000400000-0x00000000004BF000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\odbc32W.exe	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\odbc32W.exe	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.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	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	odbc32W.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2768	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2236	odbc32W.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2236	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	31
PID 1964 wrote to memory of 2236	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	31
PID 1964 wrote to memory of 2236	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	31
PID 1964 wrote to memory of 2236	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2768	2236	odbc32W.exe	33
PID 2236 wrote to memory of 2768	2236	odbc32W.exe	33
PID 2236 wrote to memory of 2768	2236	odbc32W.exe	33
PID 2236 wrote to memory of 2768	2236	odbc32W.exe	33
PID 1964 wrote to memory of 2096	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	35
PID 1964 wrote to memory of 2096	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	35
PID 1964 wrote to memory of 2096	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	35
PID 1964 wrote to memory of 2096	1964	df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe	35

C:\Users\Admin\AppData\Local\Temp\df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\SysWOW64\odbc32W.exe
  C:\Windows\SysWOW64\odbc32W.exe
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\ipconfig.exe
    "C:\Windows\system32\ipconfig.exe" /flushdns
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    PID:2768
- C:\Windows\SysWOW64\cmd.exe
  /c C:\Users\Admin\AppData\Local\Temp\~unins8258.bat "C:\Users\Admin\AppData\Local\Temp\df5bfa7a94f2fc635a25c554b7b1a09c_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

4

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

C:\Users\Admin\AppData\Local\Temp\~unins8258.bat

Filesize
49B

MD5
9e0a2f5ab30517809b95a1ff1dd98c53

SHA1
5c1eefdf10e67d1e9216e2e3f5e92352d583c9ce

SHA256
97ac9fee75a1f7b63b3115e9c4fb9dda80b1caba26d2fb51325670dee261fe32

SHA512
e959cc1fd48fb1cccf135a697924c775a3812bab211fc7f9b00c5a9d617261d84c5d6f7cb548774c1e8f46811b06ca39c5603d0e10cbcb7b805f9abbe49b9b42

Download Submit
C:\Windows\SysWOW64\odbc32W.exe

Filesize
128KB

MD5
5870225d32ff2c7792b4de7dfa2daf04

SHA1
32c72a49d22cd0fb55c60ae4691b823793dbf19a

SHA256
9a649eb0792185a1783b2c3df168ce687a02406a2500f7f74b7ee7dbe8f4f215

SHA512
d208e9d3bec7a9a1b6e59334ccf5bcbee0dd1563b2efc8549bb374b886e9d615c0dd88fe7b726d5f0292e6ccb63f19d24dee2d53b80adce6102acdb55fbdc3af

Download Submit
memory/1964-1-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/1964-0-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/1964-3-0x00000000004C0000-0x000000000055A000-memory.dmp

Filesize
616KB

Download
memory/1964-2-0x0000000000466000-0x00000000004BA000-memory.dmp

Filesize
336KB

Download
memory/1964-7-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads