0091bb3792cee4ca209e96f51a12d39e7c354b017014aafa69b7dcfd37ec2bce

General

Target

17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe
Size

218KB
MD5

17980dd329a6a49f916ba9b13745ba6e
SHA1

3a0bdad582f8be58edfac0aecba5c57ad8d7433f
SHA256

0091bb3792cee4ca209e96f51a12d39e7c354b017014aafa69b7dcfd37ec2bce
SHA512

072296be168861753777f889d863dcca10e2ee5be94a7d42c863abd0087811b2281f4295bd9efb6a9a5834569812e6f65820aa081d24014e794b893ac198cc23
SSDEEP

6144:KfJ5JiHY7ICmt6luGkfNlqkucAOvaVtgAH+oSihaa:yJ5uY7ICFloXuwvotHeoS6aa

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2316	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1028	RemoteAbc.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2328-0-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/files/0x0009000000014390-3.dat	upx
behavioral1/memory/1028-4-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/2328-14-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/1028-17-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/1028-21-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/1028-25-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/1028-29-0x0000000010000000-0x0000000010098000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	RemoteAbc.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\RemoteAbc.exe	17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 14 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{AB5C5600-7E6E-4B06-9197-9ECEF74D31CC} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 010000000000000090b1100cd9c8da01	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{08244EE6-92F0-47F2-9FC9-929BAA2E7235} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 0100000000000000f012130cd9c8da01	RemoteAbc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	RemoteAbc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{16F3DD56-1AF5-4347-846D-7C10C4192619} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 0100000000000000f012130cd9c8da01	RemoteAbc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{D9144DCD-E998-4ECA-AB6A-DCD83CCBA16D} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 010000000000000090b1100cd9c8da01	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{99FD978C-D287-4F50-827F-B2C658EDA8E7} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 010000000000000090b1100cd9c8da01	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{2916C86E-86A6-43FE-8112-43ABE6BF8DCC} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 0100000000000000f012130cd9c8da01	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	RemoteAbc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	RemoteAbc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{920E6DB1-9907-4370-B3A0-BAFC03D81399} {0C6C4200-C589-11D0-999A-00C04FD655E1} 0xFFFF = 010000000000000090b1100cd9c8da01	RemoteAbc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	RemoteAbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1028	RemoteAbc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2316	2328	17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe	29
PID 2328 wrote to memory of 2316	2328	17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe	29
PID 2328 wrote to memory of 2316	2328	17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe	29
PID 2328 wrote to memory of 2316	2328	17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\17980dd329a6a49f916ba9b13745ba6e_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\SDPJAS.bat
  2⤵
  - Deletes itself
  PID:2316

C:\Windows\RemoteAbc.exe
C:\Windows\RemoteAbc.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of FindShellTrayWindow
PID:1028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\SDPJAS.bat

Filesize
218B

MD5
aa27019accc59efbc38256af709226ce

SHA1
559022967a60db66276c5fefac3792d3417abcc5

SHA256
74735688dd362d2afb6db3b5d0c5afd0d560c12c1619d8752ae4e8d47fc8d9f8

SHA512
e9caf5d550c8a704009c23a8baf2e140b421a03175d500923d6fdac26897ccf48b2a4121fb2634e372c1d0fc0882fee0f03c57b4c4b644d9651eee56d059c04e

Download Submit
C:\Windows\RemoteAbc.exe

Filesize
218KB

MD5
17980dd329a6a49f916ba9b13745ba6e

SHA1
3a0bdad582f8be58edfac0aecba5c57ad8d7433f

SHA256
0091bb3792cee4ca209e96f51a12d39e7c354b017014aafa69b7dcfd37ec2bce

SHA512
072296be168861753777f889d863dcca10e2ee5be94a7d42c863abd0087811b2281f4295bd9efb6a9a5834569812e6f65820aa081d24014e794b893ac198cc23

Download Submit
memory/1028-4-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/1028-5-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1028-17-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/1028-19-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1028-21-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/1028-25-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/1028-29-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/2328-0-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/2328-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2328-14-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download

Analysis

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