1adba2be365542ddd299649d8e0812e3053e869063a15667eecc04de4b1dc8ea

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 00:51

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General

Target

71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe
Size

49KB
MD5

71f4089dacd09fed5761ba025cffc167
SHA1

10e513f6b360675f809295399b1081497410c594
SHA256

1adba2be365542ddd299649d8e0812e3053e869063a15667eecc04de4b1dc8ea
SHA512

bfa85976056e7f339a32f3543610bc4e3ca97010d96a7b1d4cc4f234319af5c5cc2f428da3436bd7e83d3cd64fcc75bcba14165cb67e0cc7e26610b924db31b5
SSDEEP

768:pWZqxPaoAmHwzSEJRn7PQuFo4+wOGQNS4u9eJD81yLR3:YqdAfOMPQ/FDu9eB81yF3

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2876	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2876	Au_.exe

Loads dropped DLL 5 IoCs

pid	Process
2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe
2876	Au_.exe
2876	Au_.exe
2876	Au_.exe
2876	Au_.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2292-0-0x0000000000400000-0x0000000000433000-memory.dmp	upx
behavioral1/files/0x0006000000018b03-3.dat	upx
behavioral1/memory/2292-5-0x0000000000520000-0x0000000000553000-memory.dmp	upx
behavioral1/memory/2292-10-0x0000000000400000-0x0000000000433000-memory.dmp	upx
behavioral1/memory/2876-11-0x0000000000400000-0x0000000000433000-memory.dmp	upx
behavioral1/memory/2876-34-0x0000000000400000-0x0000000000433000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2876	Au_.exe
2876	Au_.exe
2876	Au_.exe
2876	Au_.exe
2876	Au_.exe
2876	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31
PID 2292 wrote to memory of 2876	2292	71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\71f4089dacd09fed5761ba025cffc167_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nso5EC.tmp\InstallHelperPlugin.dll

Filesize
13KB

MD5
07086211c59d0444c03cae6a71843ea5

SHA1
830b815fd73753d5c01863fe3f782952fd741f8c

SHA256
2d2ad8013471f29eca59696ab758a0edc7270ca4b328f65f20295677a16a4513

SHA512
352664b2767d1211343563a43dda5b54d5eed1c1888c0cf14b5abaaf25944eb9095a0b5a43a33ce130e4c93110cf721008fa02d5ef4d61bef7e1e1a0afea9f53

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
49KB

MD5
71f4089dacd09fed5761ba025cffc167

SHA1
10e513f6b360675f809295399b1081497410c594

SHA256
1adba2be365542ddd299649d8e0812e3053e869063a15667eecc04de4b1dc8ea

SHA512
bfa85976056e7f339a32f3543610bc4e3ca97010d96a7b1d4cc4f234319af5c5cc2f428da3436bd7e83d3cd64fcc75bcba14165cb67e0cc7e26610b924db31b5

Download Submit
memory/2292-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2292-5-0x0000000000520000-0x0000000000553000-memory.dmp

Filesize
204KB

Download
memory/2292-10-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2876-11-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2876-34-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download