formbook | fa88f5241b5c12af593af57b9aad1c1cbd6a2a2f12010ad08b326ba3424832b6

General

Target

82a7688a628cd4b87e6f85206f0e756b.exe
Size

871KB
MD5

82a7688a628cd4b87e6f85206f0e756b
SHA1

13ecd851c121cd69e76628289f300ecfe974bbc8
SHA256

fa88f5241b5c12af593af57b9aad1c1cbd6a2a2f12010ad08b326ba3424832b6
SHA512

9b295d4c3a42eff13a2fa9672ac41f2c36f8df9fae9d3b3cf3090ebe63a1fb3bb927c4b27383a4da47e772e7a942db517a3259dc297d51bb610e76badb186481

Score

10^/10

formbook modiloader xloader gqvv loader persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

gqvv

Decoy

the-pumps.com

imagepixo.com

gloriamcarter.com

cedacventures.com

chengxinyuan.online

evesfashion.online

relyoncarlos.com

marinayouth.com

hbsckj.net

jdmnn.com

fedelini.online

barkleysbettermints.com

popierwszezdrowie.net

amelntl.net

oceanic-sauna.online

ksssz.com

aprilrehrig.com

nwzjr.com

manimani1225.com

gstfranchisecenter.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
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

ModiLoader Second Stage 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1536-63-0x0000000004240000-0x00000000042C3000-memory.dmp	modiloader_stage2
behavioral1/memory/1536-65-0x0000000004240000-0x00000000042C3000-memory.dmp	modiloader_stage2
behavioral1/memory/1536-64-0x0000000004240000-0x00000000042C3000-memory.dmp	modiloader_stage2
behavioral1/memory/1536-72-0x0000000004240000-0x00000000042C3000-memory.dmp	modiloader_stage2
behavioral1/memory/1536-74-0x0000000004240000-0x00000000042C3000-memory.dmp	modiloader_stage2

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1324-75-0x0000000072480000-0x00000000724A9000-memory.dmp	xloader
behavioral1/memory/1284-82-0x0000000000090000-0x00000000000B9000-memory.dmp	xloader

Executes dropped EXE 1 IoCs

Processes:

igfx7nj88v.exe

pid process

1692 igfx7nj88v.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1692	igfx7nj88v.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

82a7688a628cd4b87e6f85206f0e756b.execmstp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vgfpdgcskd = "C:\\Users\\Admin\\Contacts\\dkscgdpfgV.url"	82a7688a628cd4b87e6f85206f0e756b.exe
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	cmstp.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\LRHXNZPH5V = "C:\\Program Files (x86)\\Nzv14x\\igfx7nj88v.exe"	cmstp.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

DpiScaling.execmstp.exe

description	pid	process	target process
PID 1324 set thread context of 1408	1324	DpiScaling.exe	Explorer.EXE
PID 1284 set thread context of 1408	1284	cmstp.exe	Explorer.EXE

Drops file in Program Files directory 2 IoCs

Processes:

Explorer.EXEcmstp.exe

description	ioc	process
File created	C:\Program Files (x86)\Nzv14x\igfx7nj88v.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\Nzv14x\igfx7nj88v.exe	cmstp.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmstp.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3846991908-3261386348-1409841751-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmstp.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

DpiScaling.execmstp.exe

pid	process
1324	DpiScaling.exe
1324	DpiScaling.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe
1284	cmstp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

DpiScaling.execmstp.exe

pid process

1324 DpiScaling.exe
1324 DpiScaling.exe
1324 DpiScaling.exe
1284 cmstp.exe
1284 cmstp.exe
1284 cmstp.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.execmstp.exe

description pid process

Token: SeDebugPrivilege 1324 DpiScaling.exe
Token: SeDebugPrivilege 1284 cmstp.exe

description	pid	process
Token: SeDebugPrivilege	1324	DpiScaling.exe
Token: SeDebugPrivilege	1284	cmstp.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

82a7688a628cd4b87e6f85206f0e756b.exeExplorer.EXEcmstp.exe

description	pid	process	target process
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1536 wrote to memory of 1324	1536	82a7688a628cd4b87e6f85206f0e756b.exe	DpiScaling.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1408 wrote to memory of 1284	1408	Explorer.EXE	cmstp.exe
PID 1284 wrote to memory of 1280	1284	cmstp.exe	cmd.exe
PID 1284 wrote to memory of 1280	1284	cmstp.exe	cmd.exe
PID 1284 wrote to memory of 1280	1284	cmstp.exe	cmd.exe
PID 1284 wrote to memory of 1280	1284	cmstp.exe	cmd.exe
PID 1284 wrote to memory of 1716	1284	cmstp.exe	Firefox.exe
PID 1284 wrote to memory of 1716	1284	cmstp.exe	Firefox.exe
PID 1284 wrote to memory of 1716	1284	cmstp.exe	Firefox.exe
PID 1284 wrote to memory of 1716	1284	cmstp.exe	Firefox.exe
PID 1408 wrote to memory of 1692	1408	Explorer.EXE	igfx7nj88v.exe
PID 1408 wrote to memory of 1692	1408	Explorer.EXE	igfx7nj88v.exe
PID 1408 wrote to memory of 1692	1408	Explorer.EXE	igfx7nj88v.exe
PID 1408 wrote to memory of 1692	1408	Explorer.EXE	igfx7nj88v.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1408

C:\Users\Admin\AppData\Local\Temp\82a7688a628cd4b87e6f85206f0e756b.exe
"C:\Users\Admin\AppData\Local\Temp\82a7688a628cd4b87e6f85206f0e756b.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1536

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:1324

C:\Windows\SysWOW64\cmstp.exe
"C:\Windows\SysWOW64\cmstp.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
3⤵
PID:1280

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1716

C:\Program Files (x86)\Nzv14x\igfx7nj88v.exe
"C:\Program Files (x86)\Nzv14x\igfx7nj88v.exe"
2⤵
- Executes dropped EXE
PID:1692

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}
1⤵
PID:728

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

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Nzv14x\igfx7nj88v.exe
MD5
8c9da2e414e713d3daff1f18223ae11b

SHA1
9ef90d73fa4d852be9b803a5e990cc908aab8a94

SHA256
60b2a9d679f14f92e284ad21395da53652db137e45ec6473d9033e6c3fe6a37f

SHA512
adc712d94e8226729b336a348e9376d68f1e006871e7a0151f312e125e96226e74bc75e87efd709e31c5cb322a9ed68e2912c9fd03bd6e6800f5900f712105d7

Download Submit
memory/1284-81-0x0000000000480000-0x0000000000498000-memory.dmp

Filesize
96KB

Download
memory/1284-84-0x0000000001DE0000-0x0000000001E70000-memory.dmp

Filesize
576KB

Download
memory/1284-83-0x00000000020B0000-0x00000000023B3000-memory.dmp

Filesize
3.0MB

Download
memory/1284-82-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/1324-69-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/1324-78-0x0000000000150000-0x0000000000161000-memory.dmp

Filesize
68KB

Download
memory/1324-70-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1324-77-0x0000000001F60000-0x0000000002263000-memory.dmp

Filesize
3.0MB

Download
memory/1324-75-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/1324-76-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/1408-79-0x0000000006A40000-0x0000000006BD7000-memory.dmp

Filesize
1.6MB

Download
memory/1408-85-0x0000000004FC0000-0x00000000050F7000-memory.dmp

Filesize
1.2MB

Download
memory/1536-74-0x0000000004240000-0x00000000042C3000-memory.dmp

Filesize
524KB

Download
memory/1536-72-0x0000000004240000-0x00000000042C3000-memory.dmp

Filesize
524KB

Download
memory/1536-54-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1536-64-0x0000000004240000-0x00000000042C3000-memory.dmp

Filesize
524KB

Download
memory/1536-65-0x0000000004240000-0x00000000042C3000-memory.dmp

Filesize
524KB

Download
memory/1536-63-0x0000000004240000-0x00000000042C3000-memory.dmp

Filesize
524KB

Download
memory/1536-55-0x0000000076C91000-0x0000000076C93000-memory.dmp

Filesize
8KB

Download
memory/1692-88-0x0000000072FC1000-0x0000000072FC3000-memory.dmp

Filesize
8KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads