5db99696cb713ede6e301f17976e36d571ff778516b1700e1697bfd877abf78b

General

Target

2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe
Size

280KB
MD5

2d71f9bf24fd4e775d0dc14cda50c195
SHA1

37371a5fecd9d847c2ecca57960ee969eb98c65d
SHA256

5db99696cb713ede6e301f17976e36d571ff778516b1700e1697bfd877abf78b
SHA512

a3c47c42e03e101bca1dd2cae227b71e40866ff9507098f3d62f7b3e193bc402f23bdb369ff75bf460be0e3c4e6d118ff2a4188b4a8605c5aff5535692f4bc82
SSDEEP

6144:sTPmN0jPepwx1JW1y3T1BbaBkPNV5QW5BQeFuFu4G68aVBZa:sTuNGP19QyD1ZaC3tKeEFK68I2

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4892	hwbnpjvtssd.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\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gnkkgsia = "C:\\Users\\Admin\\AppData\\Local\\dognalama\\hwbnpjvtssd.exe"	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1820-2-0x0000000000400000-0x0000000000469000-memory.dmp	upx
behavioral2/memory/1820-3-0x0000000000400000-0x0000000000469000-memory.dmp	upx
behavioral2/memory/1820-10-0x0000000000400000-0x0000000000469000-memory.dmp	upx
behavioral2/memory/4892-12-0x0000000000400000-0x0000000000469000-memory.dmp	upx
behavioral2/memory/4892-14-0x0000000000400000-0x0000000000469000-memory.dmp	upx
behavioral2/memory/4892-25-0x0000000000400000-0x0000000000469000-memory.dmp	upx

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	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hwbnpjvtssd.exe

Modifies Internet Explorer Phishing Filter 1 TTPs 3 IoCs

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\PhishingFilter	hwbnpjvtssd.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\EnabledV8 = "0"	hwbnpjvtssd.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\Enabled = "0"	hwbnpjvtssd.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Download\RunInvalidSignatures = "1"	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Download	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no"	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 4892	1820	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe	89
PID 1820 wrote to memory of 4892	1820	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe	89
PID 1820 wrote to memory of 4892	1820	2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2d71f9bf24fd4e775d0dc14cda50c195_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Users\Admin\AppData\Local\dognalama\hwbnpjvtssd.exe
  "C:\Users\Admin\AppData\Local\dognalama\hwbnpjvtssd.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer Phishing Filter
  PID:4892

Network

MITRE ATT&CK Enterprise v15

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

3

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

C:\Users\Admin\AppData\Local\dognalama\hwbnpjvtssd.exe

Filesize
280KB

MD5
2d71f9bf24fd4e775d0dc14cda50c195

SHA1
37371a5fecd9d847c2ecca57960ee969eb98c65d

SHA256
5db99696cb713ede6e301f17976e36d571ff778516b1700e1697bfd877abf78b

SHA512
a3c47c42e03e101bca1dd2cae227b71e40866ff9507098f3d62f7b3e193bc402f23bdb369ff75bf460be0e3c4e6d118ff2a4188b4a8605c5aff5535692f4bc82

Download Submit
memory/1820-1-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1820-2-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1820-3-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1820-10-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4892-12-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4892-14-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4892-25-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads