formbook | d87741ac48862f43841d35c92f54563efd865abb830dff3f6cdac76f58896a26

General

Target

d0e73320bf5eca46288e7269e8474672.exe
Size

1.0MB
MD5

d0e73320bf5eca46288e7269e8474672
SHA1

50564c6183777d3193f13700ab82ec2845d08827
SHA256

d87741ac48862f43841d35c92f54563efd865abb830dff3f6cdac76f58896a26
SHA512

4b06e671b206bf9ef56b15aaf7b8a7ffede27f6dacad0c1a1f7b494d9ab7f9220b79ee8a40da9784f5192ef3c552dca83e63c4110d4d3a6bf93b56b33884de75

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
behavioral2/memory/644-120-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/644-122-0x0000000074100000-0x000000007412E000-memory.dmp	formbook
behavioral2/memory/3980-130-0x0000000000D10000-0x0000000000D3E000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

d0e73320bf5eca46288e7269e8474672.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\Texndjww = "C:\\Users\\Admin\\wwjdnxeT.url"	d0e73320bf5eca46288e7269e8474672.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

DpiScaling.exewscript.exe

description	pid	process	target process
PID 644 set thread context of 2264	644	DpiScaling.exe	Explorer.EXE
PID 3980 set thread context of 2264	3980	wscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

DpiScaling.exewscript.exe

pid	process
644	DpiScaling.exe
644	DpiScaling.exe
644	DpiScaling.exe
644	DpiScaling.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe
3980	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2264 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DpiScaling.exewscript.exe

pid process

644 DpiScaling.exe
644 DpiScaling.exe
644 DpiScaling.exe
3980 wscript.exe
3980 wscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exewscript.exe

description pid process

Token: SeDebugPrivilege 644 DpiScaling.exe
Token: SeDebugPrivilege 3980 wscript.exe

pid	process
2264	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	644	DpiScaling.exe
Token: SeDebugPrivilege	3980	wscript.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

d0e73320bf5eca46288e7269e8474672.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 2368 wrote to memory of 644	2368	d0e73320bf5eca46288e7269e8474672.exe	DpiScaling.exe
PID 2368 wrote to memory of 644	2368	d0e73320bf5eca46288e7269e8474672.exe	DpiScaling.exe
PID 2368 wrote to memory of 644	2368	d0e73320bf5eca46288e7269e8474672.exe	DpiScaling.exe
PID 2368 wrote to memory of 644	2368	d0e73320bf5eca46288e7269e8474672.exe	DpiScaling.exe
PID 2368 wrote to memory of 644	2368	d0e73320bf5eca46288e7269e8474672.exe	DpiScaling.exe
PID 2368 wrote to memory of 644	2368	d0e73320bf5eca46288e7269e8474672.exe	DpiScaling.exe
PID 2264 wrote to memory of 3980	2264	Explorer.EXE	wscript.exe
PID 2264 wrote to memory of 3980	2264	Explorer.EXE	wscript.exe
PID 2264 wrote to memory of 3980	2264	Explorer.EXE	wscript.exe
PID 3980 wrote to memory of 636	3980	wscript.exe	cmd.exe
PID 3980 wrote to memory of 636	3980	wscript.exe	cmd.exe
PID 3980 wrote to memory of 636	3980	wscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2264

C:\Users\Admin\AppData\Local\Temp\d0e73320bf5eca46288e7269e8474672.exe
"C:\Users\Admin\AppData\Local\Temp\d0e73320bf5eca46288e7269e8474672.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2368

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:644

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3980

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
3⤵
PID:636

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/636-128-0x0000000000000000-mapping.dmp

Download
memory/644-122-0x0000000074100000-0x000000007412E000-memory.dmp

Filesize
184KB

Download
memory/644-121-0x0000000003210000-0x0000000003211000-memory.dmp

Filesize
4KB

Download
memory/644-125-0x0000000005000000-0x0000000005014000-memory.dmp

Filesize
80KB

Download
memory/644-124-0x00000000051C0000-0x00000000054E0000-memory.dmp

Filesize
3.1MB

Download
memory/644-120-0x0000000000000000-mapping.dmp

Download
memory/2264-133-0x0000000005A20000-0x0000000005BA8000-memory.dmp

Filesize
1.5MB

Download
memory/2264-126-0x00000000058F0000-0x0000000005A13000-memory.dmp

Filesize
1.1MB

Download
memory/2368-118-0x0000000002791000-0x00000000027A5000-memory.dmp

Filesize
80KB

Download
memory/2368-119-0x00000000023B0000-0x00000000023B1000-memory.dmp

Filesize
4KB

Download
memory/3980-127-0x0000000000000000-mapping.dmp

Download
memory/3980-131-0x0000000004FD0000-0x00000000052F0000-memory.dmp

Filesize
3.1MB

Download
memory/3980-130-0x0000000000D10000-0x0000000000D3E000-memory.dmp

Filesize
184KB

Download
memory/3980-132-0x0000000004E30000-0x0000000004EC3000-memory.dmp

Filesize
588KB

Download
memory/3980-129-0x0000000000DA0000-0x0000000000DC7000-memory.dmp

Filesize
156KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads