formbook | 3c68285c9fa16c73c5e421f4189afa8e32a211720091fa44952a835371790e45

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 18:44

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General

Target

f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe
Size

316KB
MD5

f8febc5ef6d06287958f59fdad7684f2
SHA1

fbd6fa881ef273c75467e461effbf6ca46b0d916
SHA256

3c68285c9fa16c73c5e421f4189afa8e32a211720091fa44952a835371790e45
SHA512

3d33430485ea114b1c9fca62258a32784f45a803690633f65edd6f2476a290e896a63747ce6d03d016440bf20f10acc37af9855761ad8ef9bea47bdcb73f46d3
SSDEEP

6144:62HPYyotyounyNnbW0iUKQ/+M0mIsHi2azRhZmi:bHmcouyNbWmKe0mIT2az3Z7

Score

10^/10

formbook ai agilenet discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

Decoy

seedtobank.info

knightgrandcommander.com

wwwpj8899.com

incorporeweb.com

azstkdlodz.com

neverstophunting247.com

oc000.com

netizenstoastmasters.com

bjsc81.com

ddbcpx.info

sonharq.com

yeni.agency

yun-bim.com

wangyuqiong.com

actioncoachmanuel.com

fused-silicas.com

cryptoinvest.finance

atrevase.com

njet.ltd

dontbewet.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4016-8-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral2/memory/4728-6-0x0000000005180000-0x0000000005194000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4728 set thread context of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 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	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe
4016	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe
4016	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82
PID 4728 wrote to memory of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82
PID 4728 wrote to memory of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82
PID 4728 wrote to memory of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82
PID 4728 wrote to memory of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82
PID 4728 wrote to memory of 4016	4728	f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Users\Admin\AppData\Local\Temp\f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f8febc5ef6d06287958f59fdad7684f2_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

memory/4016-8-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4016-11-0x0000000001110000-0x000000000145A000-memory.dmp

Filesize
3.3MB

Download
memory/4728-0-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/4728-1-0x0000000000260000-0x00000000002B2000-memory.dmp

Filesize
328KB

Download
memory/4728-2-0x00000000051C0000-0x0000000005764000-memory.dmp

Filesize
5.6MB

Download
memory/4728-3-0x0000000004CB0000-0x0000000004D42000-memory.dmp

Filesize
584KB

Download
memory/4728-4-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-5-0x0000000004C80000-0x0000000004C8A000-memory.dmp

Filesize
40KB

Download
memory/4728-6-0x0000000005180000-0x0000000005194000-memory.dmp

Filesize
80KB

Download
memory/4728-7-0x0000000006380000-0x000000000641C000-memory.dmp

Filesize
624KB

Download
memory/4728-10-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download