c7fd39ff2b936104766c64c0b0b5c1d233b8630b0df757007a3e74f5b11344f0

Analysis

max time kernel
126s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
15/09/2024, 07:00

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General

Target

e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe
Size

68KB
MD5

e1f0a2e1c617969716c5c109b63058f4
SHA1

367da8f104e0ae6a2618c1bbb5936ce9b762730e
SHA256

c7fd39ff2b936104766c64c0b0b5c1d233b8630b0df757007a3e74f5b11344f0
SHA512

18d74f50f8bfda50b4d9bc936a03eaab69aacb6123697dfefe3401eeb915fb3bd75d7cc4cb095ce0fa155d67d550eba3af73e297fbac1b70ce6d343546b00a8b
SSDEEP

1536:uKupvclwH04kTEwAzAHPOo0mN1s0EakBQ:4iwRkTElAH2oLs0RkO

Score

7^/10

defense_evasion discovery persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2648	syshost.exe
2916	winini.exe
2680	audiohd2.exe
2492	WUDHost2.exe

Loads dropped DLL 8 IoCs

pid	Process
2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe
2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe
2648	syshost.exe
2648	syshost.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\Users\\Admin\\AppData\\Local\\Temp\\syshost.exe"	syshost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows HD Audio Driver = "\"C:\\Windows\\system32\\audiohd2.exe\""	winini.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows HD Audio Driver = "\"C:\\Windows\\system32\\audiohd2.exe\""	audiohd2.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\audiohd2.exe	winini.exe
File opened for modification	C:\Windows\SysWOW64\audiohd2.exe	winini.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\WUDHost2.exe	winini.exe
File opened for modification	C:\Program Files (x86)\Common Files\WUDHost2.exe	winini.exe

Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

defense_evasion

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\syshost.exe:ZONE.identifier	cmd.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 8 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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	syshost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winini.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiohd2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WUDHost2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Checks processor information in registry 2 TTPs 6 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	audiohd2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	audiohd2.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	WUDHost2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	WUDHost2.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	winini.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	winini.exe

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\syshost.exe:ZONE.identifier	cmd.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2916	winini.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe
2916	winini.exe
2680	audiohd2.exe
2680	audiohd2.exe
2680	audiohd2.exe
2680	audiohd2.exe
2680	audiohd2.exe
2680	audiohd2.exe
2680	audiohd2.exe
2680	audiohd2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe
2492	WUDHost2.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	winini.exe
Token: SeDebugPrivilege	2680	audiohd2.exe
Token: SeDebugPrivilege	2492	WUDHost2.exe
Token: 33	2680	audiohd2.exe
Token: SeIncBasePriorityPrivilege	2680	audiohd2.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2152	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	29
PID 2380 wrote to memory of 2152	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	29
PID 2380 wrote to memory of 2152	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	29
PID 2380 wrote to memory of 2152	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	29
PID 2152 wrote to memory of 2732	2152	vbc.exe	31
PID 2152 wrote to memory of 2732	2152	vbc.exe	31
PID 2152 wrote to memory of 2732	2152	vbc.exe	31
PID 2152 wrote to memory of 2732	2152	vbc.exe	31
PID 2380 wrote to memory of 2768	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	32
PID 2380 wrote to memory of 2768	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	32
PID 2380 wrote to memory of 2768	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	32
PID 2380 wrote to memory of 2768	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	32
PID 2380 wrote to memory of 2648	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	34
PID 2380 wrote to memory of 2648	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	34
PID 2380 wrote to memory of 2648	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	34
PID 2380 wrote to memory of 2648	2380	e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe	34
PID 2648 wrote to memory of 2916	2648	syshost.exe	35
PID 2648 wrote to memory of 2916	2648	syshost.exe	35
PID 2648 wrote to memory of 2916	2648	syshost.exe	35
PID 2648 wrote to memory of 2916	2648	syshost.exe	35
PID 2916 wrote to memory of 2680	2916	winini.exe	37
PID 2916 wrote to memory of 2680	2916	winini.exe	37
PID 2916 wrote to memory of 2680	2916	winini.exe	37
PID 2916 wrote to memory of 2680	2916	winini.exe	37
PID 2916 wrote to memory of 2492	2916	winini.exe	38
PID 2916 wrote to memory of 2492	2916	winini.exe	38
PID 2916 wrote to memory of 2492	2916	winini.exe	38
PID 2916 wrote to memory of 2492	2916	winini.exe	38

C:\Users\Admin\AppData\Local\Temp\e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e1f0a2e1c617969716c5c109b63058f4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\s2yarijn.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESED4D.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcED4C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2732
- C:\Windows\SysWOW64\cmd.exe
  "cmd"
  2⤵
  - Subvert Trust Controls: Mark-of-the-Web Bypass
  - System Location Discovery: System Language Discovery
  - NTFS ADS
  PID:2768
- C:\Users\Admin\AppData\Local\Temp\syshost.exe
  "C:\Users\Admin\AppData\Local\Temp\syshost.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Users\Admin\AppData\Local\Temp\winini.exe
    C:\Users\Admin\AppData\Local\Temp\winini.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2916
  - - C:\Windows\SysWOW64\audiohd2.exe
      "C:\Windows\system32\audiohd2.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2680
  - - C:\Program Files (x86)\Common Files\WUDHost2.exe
      "C:\Program Files (x86)\Common Files\WUDHost2.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Subvert Trust Controls

T1553

SIP and Trust Provider Hijacking

T1553.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Audiohd2.exe

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESED4D.tmp

Filesize
1KB

MD5
b830338c0e22b7b9d04fe74516fc9781

SHA1
98cfa5e65886e648cfd78a57d654b799c619ec96

SHA256
db799efb9181f25aea22a017c954a1baa3218e17ee08594e029433e8b41e49aa

SHA512
caade9398c0244d2ce59b6e6ed3e15ca57908a9f112b456141b760246bcc8e6a14ecb504e30e798c0200097d4984e723775084e5a0e4dac4414f3b84ad51c7f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\s2yarijn.0.vb

Filesize
408B

MD5
0fee7582e34d629e6ad570a2505310c3

SHA1
85287dd32fce2dddacde7c36d9f71c7494efef57

SHA256
50a2fbd617437a9d84e0af61912a1eae1356f0764fee512bd1dd3ec18a27f33d

SHA512
22eb48eee3a5d82cbb595a28b187f221e44de44b40482939ab339e6c49cad51f5fd4af5e7ea429d15e7b9ec2039819bff73df180ec56e1c563f0a1ac6927e155

Download Submit
C:\Users\Admin\AppData\Local\Temp\s2yarijn.cmdline

Filesize
282B

MD5
a951566485a02c486e12d2c6011423f8

SHA1
547fa619bb7415b5dbe9bdb9a36ce9eeb15247ea

SHA256
69902de39424e478072830713e8b69a55a1c2edac716d107fe0d6368b9b02379

SHA512
9df3051d64a73034a7d6d4151ea745ae1a8c3ae839dcff1046e3c035967d7193b231e54972e9921a394e8bf4c51b315de136c1a7985750a12abcdbb8e9513b97

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

Filesize
6KB

MD5
8a6677ffe04a1fbdc1826db9afad300c

SHA1
03a8f3d5b124a35ba0e80548d03d8615bc7195d6

SHA256
34e41fca168fc79ac95d9e6fe837f0498baa46a1b866386010ae0a6dfb116daa

SHA512
e503bf82f713557c357ac75c474a6fa052ba884a71f84c8dda18999adb37df50e5d2d624ebcf740f06156dbc504768967693f9a5695fadd777c3f8d031c10dd7

Download Submit
C:\Users\Admin\AppData\Local\Temp\syshost.exe:ZONE.identifier

Filesize
27B

MD5
130a75a932a2fe57bfea6a65b88da8f6

SHA1
b66d7530d150d45c0a390bb3c2cd4ca4fc404d1c

SHA256
f2b79cae559d6772afc1c2ed9468988178f8b6833d5028a15dea73ce47d0196e

SHA512
6cd147c6f3af95803b7b0898e97ec2ed374c1f56a487b50e3d22003a67cec26a6fa12a3920b1b5624bde156f9601469ae3c7b7354fa8cf37be76c84121767eed

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcED4C.tmp

Filesize
644B

MD5
4f8bcd6bbee4ce68c276a906343677a9

SHA1
7e9ba9d96ee307ab231a25e8bd2544ecbbf0715b

SHA256
0b967aac9c131c4b91153a427ba445474b3947619c4ec2783d81db3fed646e65

SHA512
6688d05e38ef58c3e14fbb332464de42a75f618ee4cefe30a0e0c3cbbf6077390a3846254645b5edacaac1b6560d57e151b60680f162b4a7f7faa4fdc792ab9b

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

Filesize
68KB

MD5
e1f0a2e1c617969716c5c109b63058f4

SHA1
367da8f104e0ae6a2618c1bbb5936ce9b762730e

SHA256
c7fd39ff2b936104766c64c0b0b5c1d233b8630b0df757007a3e74f5b11344f0

SHA512
18d74f50f8bfda50b4d9bc936a03eaab69aacb6123697dfefe3401eeb915fb3bd75d7cc4cb095ce0fa155d67d550eba3af73e297fbac1b70ce6d343546b00a8b

Download Submit
memory/2152-8-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2152-17-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-0-0x0000000074DD1000-0x0000000074DD2000-memory.dmp

Filesize
4KB

Download
memory/2380-2-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-29-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-1-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download