15c0a4f340e3dc9e3a89fa9c7262ae904554297ce1c260d2f5db5ac7fce8211a

General

Target

JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe
Size

433KB
MD5

4f5c3f32faa0d219ed022c95539f7211
SHA1

50cd991911e9ec04c8f865f59dd8fdbbb04d3b86
SHA256

15c0a4f340e3dc9e3a89fa9c7262ae904554297ce1c260d2f5db5ac7fce8211a
SHA512

d381ed93bd51320ffaeb3e998edee395408fab48a00b4fd1e2c36df9b07beb75349df3a69d660e5308469a699aa846432dc4e52188c71fdebf14094e9e7b8753
SSDEEP

6144:ARhpnVa2DE5n7ikdWOZModCJ6cTZiPy4h4pcVI/4SmPBTVzEFFAwtT:unkV5nekBMUCfMipT/4LP5VYFFAI

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 3 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-1-5-21-22591836-1183090055-1220658180-1000\Control Panel\International\Geo\Nation	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe
Key value queried	\REGISTRY\USER\S-1-5-21-22591836-1183090055-1220658180-1000\Control Panel\International\Geo\Nation	svchost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-22591836-1183090055-1220658180-1000\Control Panel\International\Geo\Nation	key.exe

Executes dropped EXE 4 IoCs

pid	Process
392	svchost.exe
2632	key.exe
3808	audiohdE.exe
3604	taskmgr.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\High Definition Audio Component = "\"C:\\Program Files (x86)\\Common Files\\audiohdE.exe\""	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3808 set thread context of 3604	3808	audiohdE.exe	93

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\audiohdE.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Common Files\audiohdE.exe	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4472	3604	WerFault.exe	93

System Location Discovery: System Language Discovery 1 TTPs 4 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	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	key.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiohdE.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
392	svchost.exe
392	svchost.exe
392	svchost.exe
392	svchost.exe
392	svchost.exe
392	svchost.exe
392	svchost.exe
392	svchost.exe
3808	audiohdE.exe
3808	audiohdE.exe
3808	audiohdE.exe
3808	audiohdE.exe
3808	audiohdE.exe
3808	audiohdE.exe
3808	audiohdE.exe
3808	audiohdE.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	392	svchost.exe
Token: SeDebugPrivilege	3808	audiohdE.exe
Token: SeDebugPrivilege	2632	key.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 392	736	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe	85
PID 736 wrote to memory of 392	736	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe	85
PID 736 wrote to memory of 392	736	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe	85
PID 736 wrote to memory of 2632	736	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe	86
PID 736 wrote to memory of 2632	736	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe	86
PID 736 wrote to memory of 2632	736	JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe	86
PID 392 wrote to memory of 3808	392	svchost.exe	91
PID 392 wrote to memory of 3808	392	svchost.exe	91
PID 392 wrote to memory of 3808	392	svchost.exe	91
PID 3808 wrote to memory of 3604	3808	audiohdE.exe	93
PID 3808 wrote to memory of 3604	3808	audiohdE.exe	93
PID 3808 wrote to memory of 3604	3808	audiohdE.exe	93
PID 3808 wrote to memory of 3604	3808	audiohdE.exe	93

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f5c3f32faa0d219ed022c95539f7211.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:736
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:392
- - C:\Program Files (x86)\Common Files\audiohdE.exe
    "C:\Program Files (x86)\Common Files\audiohdE.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3808
  - - C:\ProgramData\taskmgr.exe
      C:\ProgramData\taskmgr.exe
      4⤵
      Executes dropped EXE
      PID:3604
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 12
        5⤵
        Program crash
        
        PID:4472
- C:\Users\Admin\AppData\Local\Temp\key.exe
  "C:\Users\Admin\AppData\Local\Temp\key.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3604 -ip 3604
1⤵
PID:5064

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

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Downloads

C:\ProgramData\taskmgr.exe

Filesize
6KB

MD5
36c689700adbb227867e409938607270

SHA1
6123e236f73faa37600a60107a5b167980b83a61

SHA256
a2158014ecd471868954d0e97397f9df43e310c48d56fa0b5a6ef908dc654adf

SHA512
c75728ed30135032a6755e33b9034b98c871554c33a4b8ba1586e0b3282dbc65e3b61571d407365b24289dae2de56b514ef0db744f85e6648dc6432a33b85fef

Download Submit
C:\Users\Admin\AppData\Local\Temp\CFDHost.exe

Filesize
114B

MD5
e89f75f918dbdcee28604d4e09dd71d7

SHA1
f9d9055e9878723a12063b47d4a1a5f58c3eb1e9

SHA256
6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023

SHA512
8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0

Download Submit
C:\Users\Admin\AppData\Local\Temp\key.exe

Filesize
5KB

MD5
ec799873792eb9f5fbc887a9ed00a9c1

SHA1
f1fc4216d10d73991ed390b129463a5c351365c1

SHA256
e8cff59baccc98dae40be7354ab3f9f85c4d09a599aeb7e624d618d427d9f0d3

SHA512
f53ccec4e1ab9de478510e8a513737f96233fef8ecf71ab8b3767c584707641cacbbc4a1d332ea7110f20c08ef5ca51a227a38d1f136f6989d751f514922e69a

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
656KB

MD5
cfdbc30ac5b0a86bec0ad8779d5fabeb

SHA1
72b7aa96b1dfe8655842a4e514e8148aaafca959

SHA256
8cdb373a5639fd51b07957b7e663b7eb9a5e4d7294ffda38671e8c950175d46a

SHA512
1d3a015605037d343579e47bdc96764be3ac64e1180021e7c5ea694a03099ecb1f2c9475cee8651d0102bc78eb5352f4f8f41fefb1747093baaa7d1a92be9205

Download Submit
memory/392-23-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/392-41-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/392-25-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/2632-24-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/2632-26-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/2632-53-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/2632-22-0x0000000073932000-0x0000000073933000-memory.dmp

Filesize
4KB

Download
memory/3808-42-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3808-60-0x0000000073930000-0x0000000073EE1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads