28580add41f33e2099027ae600a84122bedabf0324334834e165057233aa2e5d

General

Target

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
Size

324KB
MD5

fc101dd326c3d170efaaabdc42a610a0
SHA1

c0d054a57e97de962bb78b29d0b21b3dc99e7fee
SHA256

28580add41f33e2099027ae600a84122bedabf0324334834e165057233aa2e5d
SHA512

fe4e4733281af1cedbd36287c9a0646c1f9ec139c833a8b9cad9f24bbc319f33de4e8ad5e35d0f2a3a4c02c9bed23db3aa387b358060dc19a34783c9991ad201
SSDEEP

6144:W2gBgs+Nwat0XVr+6eUDd1wnaLfWEyOemkjNU1aTYONAcxbwOC8h5RdndVw+X0ot:wgs+Kat0XVr+6eUDd1kaLfWEyBmkjNUo

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

description ioc process

File opened for modification \??\PhysicalDrive0 fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exefc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

description	pid	process	target process
PID 4400 set thread context of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 set thread context of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420357213"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E9572B2D-FED9-11EE-B9F7-D65EEEF40ABB} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3217273766"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31101670"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3217273766"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31101670"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3199773482"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101670"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3199773482"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101670"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

pid	process
4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exeIEXPLORE.EXE

description pid process

Token: SeDebugPrivilege 4652 fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
Token: SeDebugPrivilege 1292 IEXPLORE.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

1124 IEXPLORE.EXE

description	pid	process
Token: SeDebugPrivilege	4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
Token: SeDebugPrivilege	1292	IEXPLORE.EXE

pid	process
1124	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exefc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
1124	IEXPLORE.EXE
1124	IEXPLORE.EXE
1292	IEXPLORE.EXE
1292	IEXPLORE.EXE
1292	IEXPLORE.EXE
1292	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exefc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exefc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exeiexplore.exeIEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4400

C:\Users\Admin\AppData\Local\Temp\fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe"
2⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1600

C:\Users\Admin\AppData\Local\Temp\fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4652

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:2856

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE"
5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1124

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1124 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1292

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4092 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
1⤵
PID:4284

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
4e981d0b7c38bdc36065b0244ef73c15

SHA1
c9ec66cc6b2049c4801d9256cdf50bfa772227e8

SHA256
ffde49ad889e401f6b4e5df21406b6bdee53635137333c4947f990013472d3e4

SHA512
a77173d5b6759bf062a1a0766f7de0456958435b671ed4ca8dad2cc434b2a707d1cf0c3a6038886f7f5bbed030efff46028c7bd0b478f09a47283589b2851a30

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
404B

MD5
845b56a4d479074c8f7cdf332a1e694d

SHA1
8564477dea0eced1dec98de9f1b5ee74164b5bfe

SHA256
9ff09bddcfcd36ed5458212302df53c72eb66ce67c23602874de7391a273bbd3

SHA512
03c7816082c5c2f71ac8563d3d0444fddfe4d4714d298f225e443aba728e389c41a324ca4652d2d7818c2af1e2865a6984fb39f12ef563f3aa32593aaf0aa4c8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver8364.tmp
Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O8VM10HV\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1600-3-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1600-5-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1600-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4400-6-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4400-0-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4652-15-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/4652-16-0x00000000021B0000-0x00000000021FF000-memory.dmp

Filesize
316KB

Download
memory/4652-18-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/4652-14-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/4652-13-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/4652-9-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download

description	pid	process	target process
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4400 wrote to memory of 1600	4400	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 1600 wrote to memory of 4652	1600	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe
PID 4652 wrote to memory of 2856	4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	iexplore.exe
PID 4652 wrote to memory of 2856	4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	iexplore.exe
PID 4652 wrote to memory of 2856	4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	iexplore.exe
PID 2856 wrote to memory of 1124	2856	iexplore.exe	IEXPLORE.EXE
PID 2856 wrote to memory of 1124	2856	iexplore.exe	IEXPLORE.EXE
PID 1124 wrote to memory of 1292	1124	IEXPLORE.EXE	IEXPLORE.EXE
PID 1124 wrote to memory of 1292	1124	IEXPLORE.EXE	IEXPLORE.EXE
PID 1124 wrote to memory of 1292	1124	IEXPLORE.EXE	IEXPLORE.EXE
PID 4652 wrote to memory of 1292	4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	IEXPLORE.EXE
PID 4652 wrote to memory of 1292	4652	fc101dd326c3d170efaaabdc42a610a0_JaffaCakes118.exe	IEXPLORE.EXE

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads