ea5e0925be72cbf6902f0a78494611e2ed4356a8bc03b02a165997a527d60331

General

Target

4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe
Size

317KB
MD5

4adfdc059136ebf94d5396baf9e91ef5
SHA1

e5ee06446f1ffa5720990c1d836f6d10512439ab
SHA256

ea5e0925be72cbf6902f0a78494611e2ed4356a8bc03b02a165997a527d60331
SHA512

d0b9a236c49674abd2f693951acfa21fff603942ee20efb81c2076d72e9096442aaf1c4043e8a092fd15e2a9199959079e73b55b2343758675afbc733393fb29
SSDEEP

6144:davERPh5qe7/JFB7XYdjSYGioU8DmiUtH:dNRP2e7/JFTD1UtH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1860	fChEhBp01819.exe

Executes dropped EXE 1 IoCs

pid	Process
1860	fChEhBp01819.exe

Loads dropped DLL 2 IoCs

pid	Process
1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe
1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1404-1-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1404-2-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1404-5-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1860-23-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1404-26-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1860-27-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1860-42-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/1404-57-0x0000000000400000-0x00000000004B4000-memory.dmp	upx

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-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\fChEhBp01819 = "C:\\ProgramData\\fChEhBp01819\\fChEhBp01819.exe"	fChEhBp01819.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Internet Explorer\Main	fChEhBp01819.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe
Token: SeDebugPrivilege	1860	fChEhBp01819.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1860	fChEhBp01819.exe
1860	fChEhBp01819.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1860	fChEhBp01819.exe
1860	fChEhBp01819.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1860	fChEhBp01819.exe
1860	fChEhBp01819.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 1860	1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe	30
PID 1404 wrote to memory of 1860	1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe	30
PID 1404 wrote to memory of 1860	1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe	30
PID 1404 wrote to memory of 1860	1404	4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1404
- C:\ProgramData\fChEhBp01819\fChEhBp01819.exe
  "C:\ProgramData\fChEhBp01819\fChEhBp01819.exe" "C:\Users\Admin\AppData\Local\Temp\4adfdc059136ebf94d5396baf9e91ef5_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1860

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\fChEhBp01819\fChEhBp01819.exe

Filesize
317KB

MD5
3aa14b1e2b01e4a64bb23e4a1584e16a

SHA1
e4a5b39922698771b0ec79d6cb93728a1a3674d1

SHA256
c7fd0eed7c64da441b764f409ec9399af935881a907bfb7ae1780e0e35350120

SHA512
81cd987a672aa84fb3a162881539bf401c6514d967d6136e7bde6d6677d1714034280836efc7cef73250d5c648093a89f40fcfe42ecf569d51ced6a862c44986

Download Submit
memory/1404-1-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1404-2-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1404-3-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1404-5-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1404-4-0x0000000000468000-0x00000000004B1000-memory.dmp

Filesize
292KB

Download
memory/1404-26-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1404-57-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1860-19-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1860-23-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1860-27-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1860-42-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads