3da8f63181b11ac73f97ee558c24a4746413c9feecfd5e94bbff57432c3ba388

General

Target

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
Size

155KB
MD5

c10f539c437a9b5af875c9b28a4c20bf
SHA1

da28325ce0ef2619609e46a2422ffe33160734a0
SHA256

3da8f63181b11ac73f97ee558c24a4746413c9feecfd5e94bbff57432c3ba388
SHA512

1af839964906244c363b05f8765c21fdf34325f598a3f6affe8fbeb6600c68b0722be45117a80dda86c8062e8b041f083aab10a9301dfc594544d2e81be6cfd4
SSDEEP

3072:tYcoxqopZbH+xJkdwapf8V36y8ixffP+pgwEbJr62l8ECZL:tYDxqkZL8JkqapflLiVfEh0xxCZ

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2968-0-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/2968-3-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/2968-8-0x0000000000400000-0x0000000000487000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

Processes:

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe

description	pid	process	target process
PID 2968 set thread context of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe

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

Processes:

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exec10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exeiexplore.exeIEXPLORE.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31127301"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31127301"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FD765A4B-62F8-11EF-9A03-CA89CBF88D4A} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3520330180"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3520330180"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3521892728"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\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-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "431365676"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31127301"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe

pid	process
2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exeIEXPLORE.EXE

description pid process

Token: SeDebugPrivilege 2412 c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
Token: SeDebugPrivilege 1480 IEXPLORE.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

4220 IEXPLORE.EXE

description	pid	process
Token: SeDebugPrivilege	2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
Token: SeDebugPrivilege	1480	IEXPLORE.EXE

pid	process
4220	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
4220	IEXPLORE.EXE
4220	IEXPLORE.EXE
1480	IEXPLORE.EXE
1480	IEXPLORE.EXE
1480	IEXPLORE.EXE
1480	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exec10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exeiexplore.exeIEXPLORE.EXE

description	pid	process	target process
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2968 wrote to memory of 2412	2968	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
PID 2412 wrote to memory of 4332	2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	iexplore.exe
PID 2412 wrote to memory of 4332	2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	iexplore.exe
PID 2412 wrote to memory of 4332	2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	iexplore.exe
PID 4332 wrote to memory of 4220	4332	iexplore.exe	IEXPLORE.EXE
PID 4332 wrote to memory of 4220	4332	iexplore.exe	IEXPLORE.EXE
PID 4220 wrote to memory of 1480	4220	IEXPLORE.EXE	IEXPLORE.EXE
PID 4220 wrote to memory of 1480	4220	IEXPLORE.EXE	IEXPLORE.EXE
PID 4220 wrote to memory of 1480	4220	IEXPLORE.EXE	IEXPLORE.EXE
PID 2412 wrote to memory of 1480	2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	IEXPLORE.EXE
PID 2412 wrote to memory of 1480	2412	c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\c10f539c437a9b5af875c9b28a4c20bf_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2412
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4332
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4220
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4220 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:1480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
471B

MD5
29dcd3f1d22c2a95ac5c4f6a17d9b805

SHA1
062b3b90dd83756bb34c94e6923ed8ce15e8446b

SHA256
54bb6ebd39350849f85f2b30319525203a066bc670284fece00245be76a0b617

SHA512
0a72fc0daff92ff87d6aedcc33f61a5c7cbcac5765fbdd733a85810fe3bdd78dd728dbf04b3f694f97891cb0d5bd356398afbabc1ae69e0e52f115f907798340

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

Filesize
404B

MD5
4cdb96e376866b72ed02f30d042f55f3

SHA1
f656af5c8f8946b9e3e29701cecf693d39d91acd

SHA256
91d3704f5e484c6da07ea254948277754c299c121ac37de6169821c6cef6d55c

SHA512
668569c61a310b59b3c0fa9e5acee1a29956700992e1de48c2271703bb7d90a951f0fd18517c64ad770fc500562f3a0fda4e91edb0f3320641b5447609c0562e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FGWUB7UN\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2412-4-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2412-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2412-9-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2412-10-0x00000000022B0000-0x00000000022FE000-memory.dmp

Filesize
312KB

Download
memory/2412-12-0x0000000000450000-0x0000000000519000-memory.dmp

Filesize
804KB

Download
memory/2412-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2968-0-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2968-3-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2968-8-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads