5f2de26098590e3d88df54961d44d6e1c51d65aef78f487fbf41ac0b4f7210a7

Analysis

max time kernel
135s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 20:12

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General

Target

b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe
Size

386KB
MD5

b4de73b92b8ede680d8f1c4fb44c386e
SHA1

3fcf79976e3b7fa5e5a815db4f36ccc8bae8fb92
SHA256

5f2de26098590e3d88df54961d44d6e1c51d65aef78f487fbf41ac0b4f7210a7
SHA512

ab67e8e5a33a03a30c2bf528afc33993c97248d3cc1a81b7cc81e7087b5d059c77159559c975bd3166a26ee399b6ca8fb0eb27b3fec3724bdb2cab0a24b3e039
SSDEEP

12288:h9xZ5yN3Cwaw//ikDju436I26h+OoS9Ot6:h9vsky/7NKDm+16

Score

7^/10

discovery spyware stealer upx

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1732-0-0x0000000000C60000-0x0000000000DAF000-memory.dmp	upx
behavioral2/memory/1732-1-0x0000000000C60000-0x0000000000DAF000-memory.dmp	upx
behavioral2/memory/1732-2-0x0000000000C60000-0x0000000000DAF000-memory.dmp	upx
behavioral2/files/0x00070000000235d8-7.dat	upx
behavioral2/memory/1732-8-0x0000000000C60000-0x0000000000DAF000-memory.dmp	upx

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	b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 3452	1732	b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe	103
PID 1732 wrote to memory of 3452	1732	b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe	103
PID 1732 wrote to memory of 3452	1732	b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe	103

C:\Users\Admin\AppData\Local\Temp\b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b4de73b92b8ede680d8f1c4fb44c386e_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\656.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3452

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=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:8
1⤵
PID:2984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\333317.exe

Filesize
386KB

MD5
b4de73b92b8ede680d8f1c4fb44c386e

SHA1
3fcf79976e3b7fa5e5a815db4f36ccc8bae8fb92

SHA256
5f2de26098590e3d88df54961d44d6e1c51d65aef78f487fbf41ac0b4f7210a7

SHA512
ab67e8e5a33a03a30c2bf528afc33993c97248d3cc1a81b7cc81e7087b5d059c77159559c975bd3166a26ee399b6ca8fb0eb27b3fec3724bdb2cab0a24b3e039

Download Submit
C:\Users\Admin\AppData\Local\Temp\656.bat

Filesize
177B

MD5
6715c0cfef6449cd20028c2d266ea687

SHA1
3a45acaeff786b1c06d48be9e05198583f0f4ab9

SHA256
4befd639892f2dc9c704d42d4385e8bcfd2436edcf7af898131f9cd3aa5dcb08

SHA512
da38b7ae4840a88e1fc4fd75931a11db0a26e9ff8fa404d204abe23a15aae274080a2b1861a903821d47933a1172127b06ffe0b48385df5e15c7d43a652f00a1

Download Submit
memory/1732-0-0x0000000000C60000-0x0000000000DAF000-memory.dmp

Filesize
1.3MB

Download
memory/1732-1-0x0000000000C60000-0x0000000000DAF000-memory.dmp

Filesize
1.3MB

Download
memory/1732-2-0x0000000000C60000-0x0000000000DAF000-memory.dmp

Filesize
1.3MB

Download
memory/1732-8-0x0000000000C60000-0x0000000000DAF000-memory.dmp

Filesize
1.3MB

Download