1e220ae5de5671e1383f6a793621dc30f3be1553c3496a61ca99f1b0d39f0dce

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 19:14

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General

Target

31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe
Size

138KB
MD5

31a2522b691819aef0777f5d3ad8b822
SHA1

76dfc3ed82135589595c1839ea6513537b2c87e2
SHA256

1e220ae5de5671e1383f6a793621dc30f3be1553c3496a61ca99f1b0d39f0dce
SHA512

64038ce72198e081b5127b5b36fdb9d8a5f441866191c617a25334841846477540b7b4b4640eaf632e3712bb8e7222bd6a8b2edf9171f6d16a5db529e7519f02
SSDEEP

3072:bVOmv3843n6MGIIznDLBNR3X4Zngtybpq:bgU84yVLBNRYZgm

Score

8^/10

persistence upx

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibility.dll"	31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe

Loads dropped DLL 2 IoCs

pid	Process
2064	31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe
2364	Svchost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2064-0-0x0000000001110000-0x0000000001136000-memory.dmp	upx
behavioral1/files/0x0008000000015fa3-6.dat	upx
behavioral1/memory/2364-11-0x0000000074BB0000-0x0000000074BD6000-memory.dmp	upx
behavioral1/memory/2364-13-0x0000000074BB0000-0x0000000074BD6000-memory.dmp	upx
behavioral1/memory/2064-14-0x0000000001110000-0x0000000001136000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\3E5704AC.tmp	31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibility.dll	31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2064	31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\31a2522b691819aef0777f5d3ad8b822_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2064

C:\Windows\SysWOW64\Svchost.exe
C:\Windows\SysWOW64\Svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
PID:2364

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Infotmp.txt

Filesize
724B

MD5
ccc785e44d84c30da8f9a5ef427d6b69

SHA1
eea24ece060e13cb2bcbf81f7d61e6ea7ee34fba

SHA256
38fc8626e8538aa853d5e3559eb488ccc3b1df16e63647498b9b25100a047635

SHA512
a45f872e19c2092f02a3d9e253cf6f7de2c7a454f15f983d031d113e79a1cfa607055376e82d368b8b61b074e8e0496751f50ebba8d314bbca4e816f418d0f09

Download Submit
\Windows\SysWOW64\3E5704AC.tmp

Filesize
138KB

MD5
3130622b2b74522d31ad36c92e8cd512

SHA1
f8e6fec47fee76372a82dd78c47eab45fef5c6c8

SHA256
1c22f9d1a389245cd9ee4588ef39c7f8ad7c1eda5283b18daf551013c76658d5

SHA512
0b06ac1aca37b6b0d7eb1c5c0523ba920109588b9174b2f06829e16d6533575dcae562fa24a4438ba51f29cbbddff09f327e0f181b100aecdf1ae058ca30d8e6

Download Submit
memory/2064-0-0x0000000001110000-0x0000000001136000-memory.dmp

Filesize
152KB

Download
memory/2064-4-0x00000000774CF000-0x00000000774D0000-memory.dmp

Filesize
4KB

Download
memory/2064-5-0x0000000075369000-0x000000007536B000-memory.dmp

Filesize
8KB

Download
memory/2064-14-0x0000000001110000-0x0000000001136000-memory.dmp

Filesize
152KB

Download
memory/2364-11-0x0000000074BB0000-0x0000000074BD6000-memory.dmp

Filesize
152KB

Download
memory/2364-13-0x0000000074BB0000-0x0000000074BD6000-memory.dmp

Filesize
152KB

Download