d8ef46c5a86dc8ba10ea1fa6a88e41fed256f8d388be05254f4b0c3cfab92163

General

Target

24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
Size

66KB
MD5

24b0fc146a8243d7b084000975fdd515
SHA1

5e4582694aa63d53b41848498edae98f9b5cdcac
SHA256

d8ef46c5a86dc8ba10ea1fa6a88e41fed256f8d388be05254f4b0c3cfab92163
SHA512

29fcf4fa0e7074eec6f10862c7eed5a48edb350bfd256c0003735f8123998d2d1cb466c54b7ddbd6587fe369c467e4d39a2090dace8169abb14a539cc980fb66
SSDEEP

1536:Xkki0LRzoMPpIxFFAVCnSNz6lDEGa7n7AsV3Mqmbd1lo:Rik4x++Y37pmN5Lo

Score

8^/10

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\lljyn_df = "C:\\Windows\\system\\lljyn081012.exe"	24b0fc146a8243d7b084000975fdd515_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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\system\lljyn32.dll	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
File created	C:\Windows\system\lljyn081012.exe	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
File opened for modification	C:\Windows\system\lljyn081012.exe	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
File opened for modification	C:\Windows\system\lljyn32.dll	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 16 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "426230661"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "no"	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4BAD30D7-39C1-11EF-BA70-CEC6030110C3} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1608	PING.EXE

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
Token: SeDebugPrivilege	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
Token: SeDebugPrivilege	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
Token: SeDebugPrivilege	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2968	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2968	iexplore.exe
2968	iexplore.exe
4996	IEXPLORE.EXE
4996	IEXPLORE.EXE
4996	IEXPLORE.EXE
4996	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4820 wrote to memory of 2968	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe	82
PID 4820 wrote to memory of 2968	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe	82
PID 2968 wrote to memory of 4996	2968	iexplore.exe	83
PID 2968 wrote to memory of 4996	2968	iexplore.exe	83
PID 2968 wrote to memory of 4996	2968	iexplore.exe	83
PID 4820 wrote to memory of 2968	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe	82
PID 4820 wrote to memory of 4548	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe	85
PID 4820 wrote to memory of 4548	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe	85
PID 4820 wrote to memory of 4548	4820	24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe	85
PID 4548 wrote to memory of 1608	4548	cmd.exe	87
PID 4548 wrote to memory of 1608	4548	cmd.exe	87
PID 4548 wrote to memory of 1608	4548	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24b0fc146a8243d7b084000975fdd515_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Checks computer location settings
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4820
- 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:2968
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2968 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4996
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\dfDelmlljy.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4548
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:1608

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

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\dfDelmlljy.bat

Filesize
233B

MD5
1c034cd3313d3485bd25f803f14a2349

SHA1
8478dd39d4f3d823a31f276ee49fbb4340b2cc00

SHA256
25ced49de473e60983ccc06d8953660cebd8e9c91f8be377db31db80ad94b9ec

SHA512
f0b20a59c109d471c9cd29d0bdfed69b2149c6e67702d2ca18c478ce2984eb0f3a25f06645402c25c403cc063c204d934569415bf75995288a0923fa1771c6d5

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads