97795cb1787f37ee973261ca9eadf216ce6af8ea4be41f86299593594c717e74

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 12:25

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General

Target

860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
Size

78KB
MD5

860af82a0aef3daac55597d8386f7247
SHA1

eb5685c72003fb123fe7060f429f146a646e2103
SHA256

97795cb1787f37ee973261ca9eadf216ce6af8ea4be41f86299593594c717e74
SHA512

ac966cd5612ffe0e5c162981227553c430525850d2e37b15556c0feeffc6d70462f8f29d1a82b5da22c075f22a3ef401d9daa89381b7e01791096101da12c808
SSDEEP

1536:t2vl+fj7Y/HK2hUQ3JL+EIFbBIgpq9iNweXXN/c:gvlT/H36EmbBIEE6tc

Score

8^/10

discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 3 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\nsvahy\Parameters\ServiceDll = "%SystemRoot%\\System32\\bicqoz.dll"	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\nsvahy\Parameters\ServiceDll = "%SystemRoot%\\System32\\bicqoz.dll"	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\nsvahy\Parameters\ServiceDll = "%SystemRoot%\\System32\\bicqoz.dll"	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
3704	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
3716	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
3704	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\0004da52.sys	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\bicqoz.dll	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3716	860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
3704	svchost.exe
3704	svchost.exe
3704	svchost.exe

C:\Users\Admin\AppData\Local\Temp\860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\860af82a0aef3daac55597d8386f7247_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3716

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k nsvahy
1⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

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\bicqoz.dll

Filesize
94KB

MD5
327d25f0e05550674253b2af66315e7f

SHA1
eea63cffd04e0be8fc6b58981cac7bd9b0e74dcb

SHA256
5269c6af54edbdfd58309a8118e9e350d871307cde9458dc32e736d49fd7fafc

SHA512
6334543ba941379b2ca682ee11475d2c1575fb75c681c1c458e00eb800332bad4b5bc8780482548c7dbc4434e927409b8952c9e47931137e3ddfe033b370640c

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