8fd242dcc7b9e2dedfb0b07ac0b343bfd17bf7be255a5d1d38953b387597030e

Analysis

max time kernel
135s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 07:01

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General

Target

9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Size

77KB
MD5

9512da9ca34c95a87933057d4cc28e71
SHA1

345d99a87b4a200fa5bd480b1f8e070e3df3a71c
SHA256

8fd242dcc7b9e2dedfb0b07ac0b343bfd17bf7be255a5d1d38953b387597030e
SHA512

b17fb9cf8d3f29b46cace558723b10259575c938407b9f74f03205d732e58e896ca85e24f78f81e0b2c278e4423c9f1ee6013120cfacd514f7aa6949074f56e0
SSDEEP

1536:jYz6bji5aoUOO3BrEu8mLCJT6i5JQmJWnW3nmNW1nqIMy9bYJzqd1gBJra4k:UmbOgGfmW6EZlWNW1a6Mg1gBJraB

Score

8^/10

discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\dlnajjbdfa = "C:\\Windows\\system\\llwzjy081031.exe"	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\system\llwzjy081031.exe	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
File opened for modification	C:\Windows\system\llwzjy081031.exe	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
File opened for modification	C:\Windows\system\mvjaj32dla.dll	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
File created	C:\Windows\system\mvjaj32dla.dll	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.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 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	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4292	PING.EXE

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31125015"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4077929418"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430383901"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4077148244"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31125015"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4077929418"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "no"	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4077148244"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31125015"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31125015"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1E1C70EF-5A0B-11EF-9912-66FD5BE5AD11} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4292	PING.EXE

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Token: SeDebugPrivilege	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Token: SeDebugPrivilege	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
Token: SeDebugPrivilege	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1108	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1108	iexplore.exe
1108	iexplore.exe
620	IEXPLORE.EXE
620	IEXPLORE.EXE
620	IEXPLORE.EXE
620	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 1108	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe	92
PID 3556 wrote to memory of 1108	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe	92
PID 1108 wrote to memory of 620	1108	iexplore.exe	93
PID 1108 wrote to memory of 620	1108	iexplore.exe	93
PID 1108 wrote to memory of 620	1108	iexplore.exe	93
PID 3556 wrote to memory of 1108	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe	92
PID 3556 wrote to memory of 3196	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe	96
PID 3556 wrote to memory of 3196	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe	96
PID 3556 wrote to memory of 3196	3556	9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe	96
PID 3196 wrote to memory of 4292	3196	cmd.exe	98
PID 3196 wrote to memory of 4292	3196	cmd.exe	98
PID 3196 wrote to memory of 4292	3196	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9512da9ca34c95a87933057d4cc28e71_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3556
- C:\program files\internet explorer\iexplore.exe
  "C:\program files\internet explorer\iexplore.exe"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1108
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1108 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:620
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\dfDelmlljy.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3196
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver211F.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4329235D\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\dfDelmlljy.bat

Filesize
233B

MD5
e63ff8b5b759ca2607984db20ef57085

SHA1
4f0f02f4c4e36c8fd54bf3a87fde517d5ee4d20b

SHA256
4c4a6c6b7f61d799baf5192e3db95df61c5ab2200343531852cfe213ba5529aa

SHA512
cab23609e96cb55bb3dfc1f160e2370bdedb38ad85423a8860c2f437e4fae2cb68539f5363196f1adaf278132ab519bec9362cf19b3b7b3218dc12a0f6ea212e

Download Submit