1037a841588b6f833c36602f84ad8dbc6d40a12d3943066f539dddec0c283f39

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/09/2024, 17:08

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe
Size

242KB
MD5

fcc29bd33863f250eab5c3d2c33a836f
SHA1

df971939f32a29cf7610fc28781dacbc6c246459
SHA256

1037a841588b6f833c36602f84ad8dbc6d40a12d3943066f539dddec0c283f39
SHA512

6393a39b12f123adfa8c262f27aef53f24c8096a08e0e49409709ba672d87630660f2f7d58833902e90a39fe5469e551535f37f5eadf0b5a855e08b56122c033
SSDEEP

6144:lZ+11vR8y/1RWBT5fjUTHBIaUoht6wZm/G/Hcoi:0Cs1s15gTOaUg6p/G/81

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2060	Au_.exe

Loads dropped DLL 7 IoCs

pid	Process
1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe
2060	Au_.exe
2060	Au_.exe
2060	Au_.exe
2060	Au_.exe
2060	Au_.exe
2060	Au_.exe

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	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0008000000016dc7-2.dat	nsis_installer_1
behavioral1/files/0x0008000000016dc7-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2060	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30
PID 1292 wrote to memory of 2060	1292	fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fcc29bd33863f250eab5c3d2c33a836f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1292
- 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⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2060

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

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nsoB1D3.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nsoB1D3.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nsoB1D3.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

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

Filesize
242KB

MD5
fcc29bd33863f250eab5c3d2c33a836f

SHA1
df971939f32a29cf7610fc28781dacbc6c246459

SHA256
1037a841588b6f833c36602f84ad8dbc6d40a12d3943066f539dddec0c283f39

SHA512
6393a39b12f123adfa8c262f27aef53f24c8096a08e0e49409709ba672d87630660f2f7d58833902e90a39fe5469e551535f37f5eadf0b5a855e08b56122c033

Download Submit