73fefb5c219588cd054e5fa57c969119f5d8df3a005dd1bf3c14140bd53cf4c3

General

Target

002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe
Size

677KB
MD5

002b9f0fc0c36a5bdaa2e7e7d64152b7
SHA1

a27e620de6ddf8e5f605d70fd5bb1f25ec1f1796
SHA256

73fefb5c219588cd054e5fa57c969119f5d8df3a005dd1bf3c14140bd53cf4c3
SHA512

4da2212f7a993ff0f2fd9f8379c9c0b64ee4b7311d31203fb5eb5c577ce255c2a3b17f7bb4339aba606c15140fad35e21ad70de8ab4dc9bfa5e888e7d2b635fd
SSDEEP

12288:8OEH+2IUmt/bHbxE6V6lW7+tYQAcjWnlVdn7mWYxDl8AIp9ys+3n7aTrg4Sf:7lamt/fW6V6VY7cqnlP7LYxJ8AGQX2gT

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2876	server.exe
2584	server.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Software\Wine	server.exe
Key opened	\REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Software\Wine	server.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2876	server.exe
2584	server.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2876	server.exe
2876	server.exe
2876	server.exe
2876	server.exe
2876	server.exe
2876	server.exe
2584	server.exe
2584	server.exe
2584	server.exe
2584	server.exe
2584	server.exe
2584	server.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 2876	1572	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe	92
PID 1572 wrote to memory of 2876	1572	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe	92
PID 1572 wrote to memory of 2876	1572	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe	92
PID 2876 wrote to memory of 3408	2876	server.exe	56
PID 2876 wrote to memory of 3408	2876	server.exe	56
PID 2876 wrote to memory of 3408	2876	server.exe	56
PID 2876 wrote to memory of 3408	2876	server.exe	56
PID 2876 wrote to memory of 3408	2876	server.exe	56
PID 2876 wrote to memory of 3408	2876	server.exe	56
PID 1572 wrote to memory of 2584	1572	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe	94
PID 1572 wrote to memory of 2584	1572	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe	94
PID 1572 wrote to memory of 2584	1572	002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe	94
PID 2584 wrote to memory of 3408	2584	server.exe	56
PID 2584 wrote to memory of 3408	2584	server.exe	56
PID 2584 wrote to memory of 3408	2584	server.exe	56
PID 2584 wrote to memory of 3408	2584	server.exe	56
PID 2584 wrote to memory of 3408	2584	server.exe	56
PID 2584 wrote to memory of 3408	2584	server.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3408
- C:\Users\Admin\AppData\Local\Temp\002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\002b9f0fc0c36a5bdaa2e7e7d64152b7_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
    3⤵
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2876
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
    3⤵
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2584

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 --field-trial-handle=4232,i,1305347165619645738,15927664461101562802,262144 --variations-seed-version --mojo-platform-channel-handle=3772 /prefetch:8
1⤵
PID:5116

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

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe

Filesize
789KB

MD5
de87fd230a0a3d3da97ba2a6208f9641

SHA1
2a3cfdd72656431ba8c0f4b2acea8e5403a2bc82

SHA256
0553b24691916f02f22bafa973b9631c73817e7df5b274a311bc661cd534c8eb

SHA512
297a5d4d31d6f2c8999ee14ca474d238678ee02cccf12b7c1705a73022e45f23122f553a2d3626e3bcb6339025ccfb7bcd439dfcfb325e884e33da7cf3ffb5b6

Download Submit
memory/1572-0-0x0000000001000000-0x00000000011535B4-memory.dmp

Filesize
1.3MB

Download
memory/1572-1-0x0000000001000000-0x00000000011535B4-memory.dmp

Filesize
1.3MB

Download
memory/1572-2-0x0000000001000000-0x00000000011535B4-memory.dmp

Filesize
1.3MB

Download
memory/1572-3-0x0000000001001000-0x000000000100B000-memory.dmp

Filesize
40KB

Download
memory/1572-28-0x0000000001000000-0x00000000011535B4-memory.dmp

Filesize
1.3MB

Download
memory/2584-21-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2876-9-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2876-12-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2876-11-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/3408-10-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

Filesize
4KB

Download
memory/3408-14-0x000000007FFC0000-0x000000007FFC6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads