128d109362cca576283571260b3206da719434d74bf9072afe43ec727148d024

General

Target

82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe
Size

317KB
MD5

82718eca9ca95b7e5a455b0c56da032c
SHA1

d3afa35da6b3b30a19a4a15ffc95c293692864ef
SHA256

128d109362cca576283571260b3206da719434d74bf9072afe43ec727148d024
SHA512

e1babf7ba644c56d41c1e0fd57c9ae9719b829b9aff323c3ab36c88a284be304a11341ea87d3d77fced5d74ade1f94fcafc84fe894d09d7ebef76d972f8259fe
SSDEEP

6144:zZvERPh5qe7/JFB7XYdjSYGioU8DmiUtH:zaRP2e7/JFTD1UtH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2460	pMdKpLj10400.exe

Executes dropped EXE 1 IoCs

pid	Process
2460	pMdKpLj10400.exe

Loads dropped DLL 2 IoCs

pid	Process
2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe
2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2324-1-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2324-5-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2324-3-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2460-23-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2324-26-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2460-27-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2460-34-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2324-35-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2460-36-0x0000000000400000-0x00000000004B4000-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\pMdKpLj10400 = "C:\\ProgramData\\pMdKpLj10400\\pMdKpLj10400.exe"	pMdKpLj10400.exe

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	pMdKpLj10400.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.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	pMdKpLj10400.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe
Token: SeDebugPrivilege	2460	pMdKpLj10400.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2460	pMdKpLj10400.exe
2460	pMdKpLj10400.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2460	pMdKpLj10400.exe
2460	pMdKpLj10400.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2460	pMdKpLj10400.exe
2460	pMdKpLj10400.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2460	2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2460	2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2460	2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2460	2324	82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324
- C:\ProgramData\pMdKpLj10400\pMdKpLj10400.exe
  "C:\ProgramData\pMdKpLj10400\pMdKpLj10400.exe" "C:\Users\Admin\AppData\Local\Temp\82718eca9ca95b7e5a455b0c56da032c_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2460

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\pMdKpLj10400\pMdKpLj10400.exe

Filesize
317KB

MD5
7f7519ba71cf8198354ff914766e7189

SHA1
663146904afbd7e8a9f7686fe55459a2fb6750e9

SHA256
00c9c52843eed6357a29ba56c8dfa0f98f321b03aa7f3aa93d6dd49c9999a957

SHA512
8254b2ab3498c94c5db313be3f3cc417fab0d1344923c4a21c94d580bd2717073fb36a4ac128a95442f403e16c5be64b44d8b9c0828fb99ba215ffec2b0cd680

Download Submit
memory/2324-29-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2324-1-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2324-5-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2324-3-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2324-4-0x0000000000468000-0x00000000004B1000-memory.dmp

Filesize
292KB

Download
memory/2324-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2324-35-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2324-26-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2460-23-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2460-27-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2460-34-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2460-22-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2460-36-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads