26fc7c213cb8ccfad7cef246ba47249b2c800687b4597e817e3a359f06ea1845

Analysis

max time kernel
139s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2024 14:48

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General

Target

a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
Size

48KB
MD5

a2f78c24593ef4b4660d2adec060acc8
SHA1

78489033421f2eb5f325b69c08027778da7d55f6
SHA256

26fc7c213cb8ccfad7cef246ba47249b2c800687b4597e817e3a359f06ea1845
SHA512

3c47a9d3d9d755a252335e93786c02faa54ee382a3d87c5c4015ef61782adcd9f3569113a0b87681fb128722436246dc88f15d60f0c52a16d061c5f32bafde97
SSDEEP

768:oK2f1pfN8B7Zqf+Rbnh5PaUYzdaMIYQz86CHiPiBFTCk9TO7nESmjid1Trqfd0wa:oKgHuNqabn9mk2TC053jQ1Tr22wOMgf

Score

8^/10

discovery persistence

Malware Config

Signatures

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\630DEEA1\ImagePath = "C:\\Windows\\system32\\4B59F66C.EXE -630DEEA1"	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4292	4B59F66C.EXE

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\4B59F66C.EXE	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\4B59F66C.EXE	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\4B59F66C.EXE	4B59F66C.EXE
File created	C:\Windows\SysWOW64\delme.bat	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\7D245DA5.DLL	4B59F66C.EXE

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4B59F66C.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2628	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
2628	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
4292	4B59F66C.EXE
4292	4B59F66C.EXE
4292	4B59F66C.EXE
4292	4B59F66C.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 412	2628	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe	92
PID 2628 wrote to memory of 412	2628	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe	92
PID 2628 wrote to memory of 412	2628	a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a2f78c24593ef4b4660d2adec060acc8_JaffaCakes118.exe"
1⤵
- Sets service image path in registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\delme.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:412

C:\Windows\SysWOW64\4B59F66C.EXE
C:\Windows\SysWOW64\4B59F66C.EXE -630DEEA1
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4292

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=4380,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
1⤵
PID:3784

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\4B59F66C.EXE

Filesize
48KB

MD5
a2f78c24593ef4b4660d2adec060acc8

SHA1
78489033421f2eb5f325b69c08027778da7d55f6

SHA256
26fc7c213cb8ccfad7cef246ba47249b2c800687b4597e817e3a359f06ea1845

SHA512
3c47a9d3d9d755a252335e93786c02faa54ee382a3d87c5c4015ef61782adcd9f3569113a0b87681fb128722436246dc88f15d60f0c52a16d061c5f32bafde97

Download Submit
C:\Windows\SysWOW64\delme.bat

Filesize
239B

MD5
23d18900b682d6c7a22eb04281460c82

SHA1
84ae34a754419c5befb109a43a9fce14773d820e

SHA256
2331bc14ed5172d8fcbc81aed5b84d90ebf46398e109b1085a318a0d2ed9614f

SHA512
2f5c911cb519edb9c49becf613e94a97e363090caa516df0f9aa9b2e2be3fc157336620db66408f7490c4d98b4e1263db7bcbba1c18dce70c4ada28f9fa356e5

Download Submit
memory/2628-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2628-1-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/2628-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4292-5-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/4292-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download