formbook | 4e1e5ed444f1dd3c1807df4b9e6c41e9e53556a80e7c28701ef6571bd081fac2

General

Target

c6d2ae33edf3d67a0c2abe42836c2874.exe
Size

280KB
MD5

c6d2ae33edf3d67a0c2abe42836c2874
SHA1

c29bcdccea09e6f3ecdef77fac70d96c9d8acfa3
SHA256

4e1e5ed444f1dd3c1807df4b9e6c41e9e53556a80e7c28701ef6571bd081fac2
SHA512

444c4c45ec9d5f0d7202fd76a073c8387792a1500386c34b032d523e2a27a5a5a97b6c980c6d4e6a4980ebc6da9e4fd4b3db63021c254d7c89b0390dda8b6d5c
SSDEEP

6144:w6dmbMKjfheEC2iP/jUzD4xVuazSnsMDC8pv3IMRhhSygcTSD9N:g4Af3ChzUPGVuazhMDZT+ygcTSDn

Score

10^/10

formbook guloader xchu downloader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

xchu

Decoy

zcartoons.com

castilloshowroom.com

3bmmdtod.life

misaxoxo.com

nadiya.online

sykkbup29.xyz

triciaaprimrosevp.com

newleter.com

ptzslk.xyz

lightbulbfestival.com

texaslandline.com

ideeintemporelle.com

girljustdoitpodcast.com

medimediamarketing.com

bunk7outfitters.com

charlievgrfminnick.click

lifestyleinthehome.com

atfbestsale.online

frontdoorproperties.co.uk

grandpaswag2024.info

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1208-66-0x0000000000400000-0x0000000001462000-memory.dmp	formbook

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exec6d2ae33edf3d67a0c2abe42836c2874.exe

description	ioc	process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe

Loads dropped DLL 1 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exe

pid process

2012 c6d2ae33edf3d67a0c2abe42836c2874.exe
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exe

pid process

1208 c6d2ae33edf3d67a0c2abe42836c2874.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exec6d2ae33edf3d67a0c2abe42836c2874.exe

pid process

2012 c6d2ae33edf3d67a0c2abe42836c2874.exe
1208 c6d2ae33edf3d67a0c2abe42836c2874.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exe

description pid process target process

PID 2012 set thread context of 1208 2012 c6d2ae33edf3d67a0c2abe42836c2874.exe c6d2ae33edf3d67a0c2abe42836c2874.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exe

pid process

1208 c6d2ae33edf3d67a0c2abe42836c2874.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exe

pid process

2012 c6d2ae33edf3d67a0c2abe42836c2874.exe

pid	process
2012	c6d2ae33edf3d67a0c2abe42836c2874.exe

pid	process
1208	c6d2ae33edf3d67a0c2abe42836c2874.exe

pid	process
2012	c6d2ae33edf3d67a0c2abe42836c2874.exe
1208	c6d2ae33edf3d67a0c2abe42836c2874.exe

description	pid	process	target process
PID 2012 set thread context of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe

pid	process
1208	c6d2ae33edf3d67a0c2abe42836c2874.exe

pid	process
2012	c6d2ae33edf3d67a0c2abe42836c2874.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

c6d2ae33edf3d67a0c2abe42836c2874.exe

description	pid	process	target process
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe
PID 2012 wrote to memory of 1208	2012	c6d2ae33edf3d67a0c2abe42836c2874.exe	c6d2ae33edf3d67a0c2abe42836c2874.exe

C:\Users\Admin\AppData\Local\Temp\c6d2ae33edf3d67a0c2abe42836c2874.exe
"C:\Users\Admin\AppData\Local\Temp\c6d2ae33edf3d67a0c2abe42836c2874.exe"
1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2012

C:\Users\Admin\AppData\Local\Temp\c6d2ae33edf3d67a0c2abe42836c2874.exe
"C:\Users\Admin\AppData\Local\Temp\c6d2ae33edf3d67a0c2abe42836c2874.exe"
2⤵
- Checks QEMU agent file
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1208

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nsd3CB4.tmp\System.dll
Filesize
11KB

MD5
0063d48afe5a0cdc02833145667b6641

SHA1
e7eb614805d183ecb1127c62decb1a6be1b4f7a8

SHA256
ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7

SHA512
71cbbcaeb345e09306e368717ea0503fe8df485be2e95200febc61bcd8ba74fb4211cd263c232f148c0123f6c6f2e3fd4ea20bdecc4070f5208c35c6920240f0

Download Submit
memory/1208-62-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/1208-63-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/1208-64-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/1208-66-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/1208-67-0x0000000001470000-0x00000000068D4000-memory.dmp

Filesize
84.4MB

Download
memory/1208-68-0x0000000001470000-0x00000000068D4000-memory.dmp

Filesize
84.4MB

Download
memory/1208-69-0x0000000036AF0000-0x0000000036DF3000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads