8d58498212958aead000c47859498f33c067edeb4122805e08ec59efac080534

Analysis

max time kernel
153s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 20:06

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General

Target

fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe
Size

3.8MB
MD5

fd89e94fe07afdab85c2c944a9171a4f
SHA1

ee69c94e9e8da31ea4e782f1287f1742430db3b4
SHA256

8d58498212958aead000c47859498f33c067edeb4122805e08ec59efac080534
SHA512

25dcc775246ed0d0d20ed27ff4ef4b13142dd84098538b5d43e0de9d5b4a1ff035e153df5cb2557cbbcc13dea2a513eea4f2ede58c6aaf9abf0073e207956593
SSDEEP

98304:epOBG6ITueKHmh6DKVI8Jpf1TkcyNAgWZRy6pC+YUsWDtbyTlfnC/GR:qOU/emEDgBdv+9WZRLR0WDt

Score

8^/10

evasion persistence

Malware Config

Signatures

Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

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\Run\Windows32 = "C:\\Arquivos de programas\\Windows32.exe"	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\REL_AVG70.txt	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1096	sc.exe
1844	sc.exe

Runs net.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 4164	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	89
PID 1188 wrote to memory of 4164	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	89
PID 1188 wrote to memory of 4164	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	89
PID 1188 wrote to memory of 4884	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	90
PID 1188 wrote to memory of 4884	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	90
PID 1188 wrote to memory of 4884	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	90
PID 1188 wrote to memory of 1096	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	93
PID 1188 wrote to memory of 1096	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	93
PID 1188 wrote to memory of 1096	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	93
PID 1188 wrote to memory of 1844	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	94
PID 1188 wrote to memory of 1844	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	94
PID 1188 wrote to memory of 1844	1188	fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe	94
PID 4884 wrote to memory of 2060	4884	net.exe	97
PID 4884 wrote to memory of 2060	4884	net.exe	97
PID 4884 wrote to memory of 2060	4884	net.exe	97
PID 4164 wrote to memory of 4120	4164	net.exe	98
PID 4164 wrote to memory of 4120	4164	net.exe	98
PID 4164 wrote to memory of 4120	4164	net.exe	98

C:\Users\Admin\AppData\Local\Temp\fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd89e94fe07afdab85c2c944a9171a4f_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Windows\SysWOW64\net.exe
  net start GbpSv
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4164
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start GbpSv
    3⤵
    PID:4120
- C:\Windows\SysWOW64\net.exe
  net stop GbpSv
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4884
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop GbpSv
    3⤵
    PID:2060
- C:\Windows\SysWOW64\sc.exe
  sc stop GbpSv
  2⤵
  - Launches sc.exe
  PID:1096
- C:\Windows\SysWOW64\sc.exe
  sc config GbpSv start= disabled
  2⤵
  - Launches sc.exe
  PID:1844

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=4240 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:4424

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

memory/1188-0-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1188-1-0x0000000002950000-0x0000000002951000-memory.dmp

Filesize
4KB

Download
memory/1188-3-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1188-4-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1188-5-0x0000000002950000-0x0000000002951000-memory.dmp

Filesize
4KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads