986c6079856a063f4d31de1f4410eefe8ccc3934b25f9e971459a6fe18a99122

General

Target

bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe
Size

427KB
MD5

bd4e53d0ca48cfa71b0e5e6489cfecea
SHA1

5ff0b9a8728c305354b28575762a28ccbef62202
SHA256

986c6079856a063f4d31de1f4410eefe8ccc3934b25f9e971459a6fe18a99122
SHA512

88ec559f7f7c6bdfedd53f40be18cf6191e7c67203e5abef84f71553c2667ec5a1b2a0e71e4367709ba9a4b7565fac15f98b1ac3537daecefb2a14c62e6c1ed3
SSDEEP

6144:8cwuO3NYDsNAdnQWMAN6l5yjiqXRZtWpfvxs5kiha0Al3EsRy2LaQt:8c7O3N50BMukyHgG51A5WQ

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1960	pEiMfPa01812.exe

Executes dropped EXE 1 IoCs

pid	Process
1960	pEiMfPa01812.exe

Loads dropped DLL 2 IoCs

pid	Process
1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe
1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1928-5-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1928-3-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1928-1-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1960-23-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1928-27-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1960-28-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1960-45-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1928-60-0x0000000000400000-0x00000000004B5000-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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\pEiMfPa01812 = "C:\\ProgramData\\pEiMfPa01812\\pEiMfPa01812.exe"	pEiMfPa01812.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	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pEiMfPa01812.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main	pEiMfPa01812.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe
Token: SeDebugPrivilege	1960	pEiMfPa01812.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1960	pEiMfPa01812.exe
1960	pEiMfPa01812.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1960	pEiMfPa01812.exe
1960	pEiMfPa01812.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1960	pEiMfPa01812.exe
1960	pEiMfPa01812.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 1960	1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe	30
PID 1928 wrote to memory of 1960	1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe	30
PID 1928 wrote to memory of 1960	1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe	30
PID 1928 wrote to memory of 1960	1928	bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd4e53d0ca48cfa71b0e5e6489cfecea_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928
- C:\ProgramData\pEiMfPa01812\pEiMfPa01812.exe
  "C:\ProgramData\pEiMfPa01812\pEiMfPa01812.exe" "C:\Users\Admin\AppData\Local\Temp\bd4e53d0ca48cfa71b0e5e6489cfecea_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:1960

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\pEiMfPa01812\pEiMfPa01812.exe

Filesize
427KB

MD5
4ed44646c3b963787f43f9a5c1564d5e

SHA1
08ed793e5c73b443ee838ff1fd85b677d1ea383f

SHA256
3b047089117c4bc83e7222a39d97f911f171812a18350c948f12adfe1948bbe8

SHA512
f1732d8ce2fcfce3e49cb6c61b3762fa30c9ee90c55388835ef28fbb5c9289aa3e6468fb58c1f0f991cd93116fe0f1f8fd1aa7ed57f182f2a085d72424d9c770

Download Submit
memory/1928-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1928-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1928-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1928-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1928-5-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1928-26-0x0000000000403000-0x0000000000404000-memory.dmp

Filesize
4KB

Download
memory/1928-0-0x0000000000403000-0x0000000000404000-memory.dmp

Filesize
4KB

Download
memory/1928-60-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-28-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-45-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads