formbook | bea87dfd8f3d79c5948163bb57da34a9c86b798817c9e5b9c8f169175b3f2a33

General

Target

SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe
Size

813KB
MD5

2e8c585c4cb8499a712f7fb6c093e57e
SHA1

d970964b0432eff55518859a9a73b2be7b98f8ca
SHA256

bea87dfd8f3d79c5948163bb57da34a9c86b798817c9e5b9c8f169175b3f2a33
SHA512

24d2efb1a138d10065d857e28ea6d4de2d4ec8c2ac7046a002e6fb4f203d19bf801d5f13cc278e8010c3b168e852a00e9442ee79d2dece7d1429bc6df5ec5d42

Score

10^/10

formbook modiloader n7ak persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4688-132-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/4688-133-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral2/memory/4160-140-0x0000000000A90000-0x0000000000ABE000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-157025953-3125636059-437143553-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Sczxzmb = "C:\\Users\\Public\\Libraries\\bmzxzcS.url"	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

logagent.exerundll32.exe

description	pid	process	target process
PID 4688 set thread context of 2656	4688	logagent.exe	Explorer.EXE
PID 4160 set thread context of 2656	4160	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

logagent.exerundll32.exe

pid	process
4688	logagent.exe
4688	logagent.exe
4688	logagent.exe
4688	logagent.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe
4160	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

logagent.exerundll32.exe

pid process

4688 logagent.exe
4688 logagent.exe
4688 logagent.exe
4160 rundll32.exe
4160 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

logagent.exerundll32.exe

description pid process

Token: SeDebugPrivilege 4688 logagent.exe
Token: SeDebugPrivilege 4160 rundll32.exe

description	pid	process
Token: SeDebugPrivilege	4688	logagent.exe
Token: SeDebugPrivilege	4160	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 2092 wrote to memory of 4688	2092	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe	logagent.exe
PID 2092 wrote to memory of 4688	2092	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe	logagent.exe
PID 2092 wrote to memory of 4688	2092	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe	logagent.exe
PID 2092 wrote to memory of 4688	2092	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe	logagent.exe
PID 2092 wrote to memory of 4688	2092	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe	logagent.exe
PID 2092 wrote to memory of 4688	2092	SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe	logagent.exe
PID 2656 wrote to memory of 4160	2656	Explorer.EXE	rundll32.exe
PID 2656 wrote to memory of 4160	2656	Explorer.EXE	rundll32.exe
PID 2656 wrote to memory of 4160	2656	Explorer.EXE	rundll32.exe
PID 4160 wrote to memory of 4584	4160	rundll32.exe	cmd.exe
PID 4160 wrote to memory of 4584	4160	rundll32.exe	cmd.exe
PID 4160 wrote to memory of 4584	4160	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:2656

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader44.49354.21492.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\SysWOW64\logagent.exe
C:\Windows\System32\logagent.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4688

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4160

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\logagent.exe"
3⤵
PID:4584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/2656-137-0x00000000082F0000-0x0000000008442000-memory.dmp

Filesize
1.3MB

Download
memory/2656-144-0x0000000007EE0000-0x0000000007FFC000-memory.dmp

Filesize
1.1MB

Download
memory/4160-138-0x0000000000000000-mapping.dmp

Download
memory/4160-139-0x0000000000AE0000-0x0000000000AF4000-memory.dmp

Filesize
80KB

Download
memory/4160-140-0x0000000000A90000-0x0000000000ABE000-memory.dmp

Filesize
184KB

Download
memory/4160-141-0x0000000002970000-0x0000000002CBA000-memory.dmp

Filesize
3.3MB

Download
memory/4160-143-0x0000000002810000-0x00000000028A3000-memory.dmp

Filesize
588KB

Download
memory/4584-142-0x0000000000000000-mapping.dmp

Download
memory/4688-132-0x0000000000000000-mapping.dmp

Download
memory/4688-133-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/4688-134-0x0000000002BE0000-0x0000000002F2A000-memory.dmp

Filesize
3.3MB

Download
memory/4688-136-0x00000000010A0000-0x00000000010B4000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads