10097a4e6a39b90fb6c9db2eb1dedb4a1f22d8bec2eb3db7dc9428d6ee2980ca

General

Target

db848453bdaff3aa40677701561444c0_JaffaCakes118.exe
Size

594KB
MD5

db848453bdaff3aa40677701561444c0
SHA1

0a43616075e5df1a9f471ed30be8e7c72e5b9381
SHA256

10097a4e6a39b90fb6c9db2eb1dedb4a1f22d8bec2eb3db7dc9428d6ee2980ca
SHA512

2034925fe2f055b83caff4ba891e7b6784f522f13f11d060e08aae8ec95bdf14b0b3b1f206b4a8a8ff6f87e2f97e1fa6eae3b15b3081d85b942a584bb4aa84e5
SSDEEP

12288:C6WwObMIrSKlG0AXW2ifIC6M4nkwK+w8Gh7nrXb4N0Dw7U:xROYIrSL/mfQbw8abxw7

Score

7^/10

discovery persistence upx

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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1212	keygen.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4020-0-0x0000000000400000-0x00000000004DC000-memory.dmp	upx
behavioral2/memory/4020-12-0x0000000000400000-0x00000000004DC000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 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\winupdate = "c:\\windows\\winupdate.exe"	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdate = "c:\\windows\\winupdate.exe"	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	\??\c:\windows\winupdate.exe	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe
File created	\??\c:\windows\svchîst.exe	db848453bdaff3aa40677701561444c0_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 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	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	keygen.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1428	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1428	AUDIODG.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4020 wrote to memory of 1212	4020	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe	86
PID 4020 wrote to memory of 1212	4020	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe	86
PID 4020 wrote to memory of 1212	4020	db848453bdaff3aa40677701561444c0_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\db848453bdaff3aa40677701561444c0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\db848453bdaff3aa40677701561444c0_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4020
- C:\Users\Admin\AppData\Local\Temp\keygen.exe
  "C:\Users\Admin\AppData\Local\Temp\keygen.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1212

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x510 0x150
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1428

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

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\keygen.exe

Filesize
126KB

MD5
42a40bbc1e9f68a0a99adde15027d21f

SHA1
81971a40e19a087953c1123349528e24e256bb8d

SHA256
2699294db2df6fa9e6e572633c5050989c3e00faa10838a9e887cdc25499b915

SHA512
c6d2d543216a5ec40c590a7cb8836f71d004768fdf3932a304b371634a4264f0b4411fd62efcfba3500b2593aa6a6eee2fc653ab3872bc74d0ef594641767f0a

Download Submit
memory/1212-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-27-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-41-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-39-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-37-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-35-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1212-33-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4020-0-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/4020-1-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/4020-14-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/4020-12-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads