ec08f4f4c345b690e228cc7f93f3488cfd5d62906c90c7d0d887d942c253ed29

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
24/06/2024, 11:35

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General

Target

084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
Size

414KB
MD5

084662ef21668e6d11e4ab2b59471f11
SHA1

cac7d6e7c557fda441e1573dcb5634d218854746
SHA256

ec08f4f4c345b690e228cc7f93f3488cfd5d62906c90c7d0d887d942c253ed29
SHA512

417bb394132c3dc3b90b1b51682ea9d31f484e446eb1333e5fb8e7777558cfc1675ee0712c954daa668d80549f7666ebfdb60cb6d98b7cf1bc20c33392cb2880
SSDEEP

6144:iARb+1YFc8CnFu73mBCR7NFrkcrreoSi7CL+PqL55NjeqE5:9b+1F8C+minkSrfSi+L/V5Nj

Score

10^/10

persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\ProgramData\\oB19701HcHaM19701\\oB19701HcHaM19701.exe"	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
1516	oB19701HcHaM19701.exe

Executes dropped EXE 1 IoCs

pid	Process
1516	oB19701HcHaM19701.exe

Loads dropped DLL 2 IoCs

pid	Process
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2416-1-0x0000000000400000-0x00000000004D2000-memory.dmp	upx
behavioral1/memory/2416-10-0x0000000000400000-0x00000000004D2000-memory.dmp	upx
behavioral1/memory/2416-31-0x0000000000400000-0x00000000004D2000-memory.dmp	upx
behavioral1/memory/1516-33-0x0000000000400000-0x00000000004D2000-memory.dmp	upx
behavioral1/memory/1516-40-0x0000000000400000-0x00000000004D2000-memory.dmp	upx

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\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\oB19701HcHaM19701 = "C:\\ProgramData\\oB19701HcHaM19701\\oB19701HcHaM19701.exe"	oB19701HcHaM19701.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
Token: SeDebugPrivilege	1516	oB19701HcHaM19701.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 1516	2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe	32
PID 2416 wrote to memory of 1516	2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe	32
PID 2416 wrote to memory of 1516	2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe	32
PID 2416 wrote to memory of 1516	2416	084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2416
- C:\ProgramData\oB19701HcHaM19701\oB19701HcHaM19701.exe
  "C:\ProgramData\oB19701HcHaM19701\oB19701HcHaM19701.exe" "C:\Users\Admin\AppData\Local\Temp\084662ef21668e6d11e4ab2b59471f11_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:1516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\oB19701HcHaM19701\oB19701HcHaM19701

Filesize
208B

MD5
e37ec29fa99b48a3a200a1619e86da0f

SHA1
fa8e1138cc3794805fd0fdca5c18ea3bc5448199

SHA256
914a557885c341eec3addd4e0e2402e04b785e6fbecd7fc616bd5b52ef3f1a4a

SHA512
55a75b0f8283ab7b8fbb903dd74cbe84cc8ab76fdc9c445f3c7607a226890585a806f186b289526f73ea612dc262626eac2b904e3b91be822da030da1b7398b3

Download Submit
\ProgramData\oB19701HcHaM19701\oB19701HcHaM19701.exe

Filesize
414KB

MD5
548d6e5d6a580e3e2dbada33298094ea

SHA1
707bad2d7c6bbe884fb58a24203d1977595ef995

SHA256
3e8814a8b9100ea039e36ede6152ebc6c073a91541364ed1ec7bcfaa237941c1

SHA512
905a17b9341ccd0a4a56e045a202c8c3bb05fd4880d52685a59bddc85a48e546b835e8649d6254a13131ca0372061396f8f25e2dbdc9eec020e6e180e9251ed5

Download Submit
memory/1516-32-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/1516-33-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/1516-40-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/2416-0-0x0000000000270000-0x0000000000273000-memory.dmp

Filesize
12KB

Download
memory/2416-1-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/2416-10-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/2416-31-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download