1f08385fead6a4145e98018a722009ef1985c3282f8587d356c8d649f8327974

General

Target

e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Size

327KB
MD5

e94fcbfaae370cea9df1140e583e789c
SHA1

a1e14418c878f33c12f52a7f98d2cd8910441543
SHA256

1f08385fead6a4145e98018a722009ef1985c3282f8587d356c8d649f8327974
SHA512

17f7a8a2febfc9d5119759e10d1ae2eab48e71d12a7dba79e49bf5c7a941a451f0984782cc8e1ad1500f9c0f7e4763f49b29ab9aaafb0acde5a5bb442eee1bc1
SSDEEP

6144:WEvcq2IemoKZHrXxjGENss+p1qskL6b65kmmjujUzugJxD8vajJiTUd:lUdIe5KhrBqWss+p1qskGbjAUzualDJ

Score

10^/10

persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Roaming\\aerhuy5e4u.exe"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Roaming\\aerhuy5e4u.exe"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{aa99ucHB-owsT-VCg5-qTJd-VaclA8T7Rr1s}\WftacQBXWC5kcdU = "\"C:\\Users\\Admin\\AppData\\Roaming\\aerhuy5e4u.exe\" /ActiveX"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{aa99ucHB-owsT-VCg5-qTJd-VaclA8T7Rr1s}	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x00030000000227e7-4.dat	acprotect

Loads dropped DLL 2 IoCs

pid	Process
4384	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
4384	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4384-0-0x0000000000400000-0x00000000004A3000-memory.dmp	upx
behavioral2/files/0x00030000000227e7-4.dat	upx
behavioral2/memory/4384-9-0x0000000002C50000-0x0000000002CA0000-memory.dmp	upx
behavioral2/memory/4384-11-0x0000000000400000-0x00000000004A3000-memory.dmp	upx
behavioral2/memory/4384-13-0x0000000000400000-0x00000000004A3000-memory.dmp	upx

Adds 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\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WftacQBXWC5kcdU = "C:\\Users\\Admin\\AppData\\Roaming\\aerhuy5e4u.exe"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WftacQBXWC5kcdU = "C:\\Users\\Admin\\AppData\\Roaming\\aerhuy5e4u.exe"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
532	4384	WerFault.exe	89

Modifies registry class 18 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4384	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
4384	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
4384	e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e94fcbfaae370cea9df1140e583e789c_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies Installed Components in the registry
- Loads dropped DLL
- Adds Run key to start application
- Modifies WinLogon
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 804
  2⤵
  - Program crash
  PID:532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4384 -ip 4384
1⤵
PID:4708

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=4460 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:1116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

2

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

4

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

2

T1547.004

Defense Evasion

Modify Registry

4

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\dwlGina3.dll

Filesize
131KB

MD5
456f8bc05e54621c857f013aaad94c9e

SHA1
0fab3946fdd69ff134f39bef38d59375778ab54a

SHA256
7dec9b1f3a56e65b26b724f0df4a77f47ac8c99407d2e98b40d7da93ec431718

SHA512
03929db4369c38c314370d2e87a8b4d09c8e6a6b93c6f06a23a06da45ad6bda543cdab0d9e7cf2dbc80447a060f860f4a8d0cc21f6c6402f327b4f885935b111

Download Submit
memory/4384-0-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/4384-1-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/4384-9-0x0000000002C50000-0x0000000002CA0000-memory.dmp

Filesize
320KB

Download
memory/4384-10-0x0000000002460000-0x0000000002475000-memory.dmp

Filesize
84KB

Download
memory/4384-11-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/4384-13-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/4384-15-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/4384-16-0x0000000002C50000-0x0000000002CA0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads