formbook | 87977b60f367dfaaaf3e95f2256eb9b210080cbab4479a53f0299166793d2d66

General

Target

e1c0b86c98549ed01e0869700b59b097.exe
Size

678KB
MD5

5d0d79406f8e894b3146ecbbf8e27465
SHA1

cdad223f57b289f0a31df86dc254e13325289f6b
SHA256

e36594f316d20c3f0fb948a9c12a0190b872265c7ba49ebb4ffab701f38bbdd9
SHA512

169da8773ca03edbe2ece9614f789d331c6a3732e70d535afb423c133d7c56d90af42409e3fd58d4a5ccf955fce0ff2c400c4d3bfb9af6af110ee69206970c3c

Score

10^/10

formbook n7ak persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1376-117-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1376-119-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/3184-127-0x0000000000960000-0x000000000098E000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

e1c0b86c98549ed01e0869700b59b097.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Marfela = "C:\\Users\\Public\\Libraries\\alefraM.url"	e1c0b86c98549ed01e0869700b59b097.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

mobsync.exewlanext.exe

description	pid	process	target process
PID 1376 set thread context of 3040	1376	mobsync.exe	Explorer.EXE
PID 3184 set thread context of 3040	3184	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

mobsync.exewlanext.exe

pid	process
1376	mobsync.exe
1376	mobsync.exe
1376	mobsync.exe
1376	mobsync.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe
3184	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3040 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

mobsync.exewlanext.exe

pid process

1376 mobsync.exe
1376 mobsync.exe
1376 mobsync.exe
3184 wlanext.exe
3184 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

mobsync.exewlanext.exe

description pid process

Token: SeDebugPrivilege 1376 mobsync.exe
Token: SeDebugPrivilege 3184 wlanext.exe

pid	process
3040	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1376	mobsync.exe
Token: SeDebugPrivilege	3184	wlanext.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

e1c0b86c98549ed01e0869700b59b097.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 3600 wrote to memory of 1376	3600	e1c0b86c98549ed01e0869700b59b097.exe	mobsync.exe
PID 3600 wrote to memory of 1376	3600	e1c0b86c98549ed01e0869700b59b097.exe	mobsync.exe
PID 3600 wrote to memory of 1376	3600	e1c0b86c98549ed01e0869700b59b097.exe	mobsync.exe
PID 3600 wrote to memory of 1376	3600	e1c0b86c98549ed01e0869700b59b097.exe	mobsync.exe
PID 3600 wrote to memory of 1376	3600	e1c0b86c98549ed01e0869700b59b097.exe	mobsync.exe
PID 3600 wrote to memory of 1376	3600	e1c0b86c98549ed01e0869700b59b097.exe	mobsync.exe
PID 3040 wrote to memory of 3184	3040	Explorer.EXE	wlanext.exe
PID 3040 wrote to memory of 3184	3040	Explorer.EXE	wlanext.exe
PID 3040 wrote to memory of 3184	3040	Explorer.EXE	wlanext.exe
PID 3184 wrote to memory of 3864	3184	wlanext.exe	cmd.exe
PID 3184 wrote to memory of 3864	3184	wlanext.exe	cmd.exe
PID 3184 wrote to memory of 3864	3184	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3040

C:\Users\Admin\AppData\Local\Temp\e1c0b86c98549ed01e0869700b59b097.exe
"C:\Users\Admin\AppData\Local\Temp\e1c0b86c98549ed01e0869700b59b097.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3600

C:\Windows\SysWOW64\mobsync.exe
C:\Windows\System32\mobsync.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1376

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3184

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\mobsync.exe"
3⤵
PID:3864

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/1376-121-0x0000000004BA0000-0x0000000004EC0000-memory.dmp

Filesize
3.1MB

Download
memory/1376-117-0x0000000000000000-mapping.dmp

Download
memory/1376-118-0x0000000000940000-0x0000000000941000-memory.dmp

Filesize
4KB

Download
memory/1376-119-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1376-122-0x0000000000F40000-0x0000000000F54000-memory.dmp

Filesize
80KB

Download
memory/3040-123-0x00000000033B0000-0x00000000034A8000-memory.dmp

Filesize
992KB

Download
memory/3040-130-0x0000000007080000-0x0000000007208000-memory.dmp

Filesize
1.5MB

Download
memory/3184-124-0x0000000000000000-mapping.dmp

Download
memory/3184-127-0x0000000000960000-0x000000000098E000-memory.dmp

Filesize
184KB

Download
memory/3184-126-0x0000000001200000-0x0000000001217000-memory.dmp

Filesize
92KB

Download
memory/3184-128-0x00000000033C0000-0x00000000036E0000-memory.dmp

Filesize
3.1MB

Download
memory/3184-129-0x00000000010A0000-0x0000000001133000-memory.dmp

Filesize
588KB

Download
memory/3600-115-0x0000000000B10000-0x0000000000B11000-memory.dmp

Filesize
4KB

Download
memory/3600-116-0x0000000000B31000-0x0000000000B45000-memory.dmp

Filesize
80KB

Download
memory/3864-125-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads