formbook | 61667ea581c9bfc633099ba839280ee1086d68e7e9f98fb3e9d8b09a0a1ae404

General

Target

Bill Of Lading - VNSEA4331295.exe
Size

919KB
MD5

fa2b3a90b953f1919563c4494d8ada0b
SHA1

2c515413532fada3621210c7e2101146e6f5a5fa
SHA256

61667ea581c9bfc633099ba839280ee1086d68e7e9f98fb3e9d8b09a0a1ae404
SHA512

7b33069526852e1bc5595efa16a801894ec521d6a2a9410dad5a689827e28610ad1e80184826b4933b8581607f35e2c8177241870ca23183aeb53018b51b8b68
SSDEEP

12288:MGFDutOg6duUKLo2BPLDRNZSeqJrtVq6dG7xH1/dcR49w9WSGEtDdLrz5BEPHBSq:MpLDHEeIDq6g7xVimwPLAf9OBGN48

Score

10^/10

formbook ntzb rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

ntzb

Decoy

ec/NM1mI984Gb/9r

LIh84/7lSr8jyCJjNRy3cy5K/w==

ywyL4wf5IYKQvdNGr5hpUcZk

ibXIRT7wwpAGb/9r

jvlCCTIkf3aEc0yrhiKei9M=

JpvChtpFpghexluRIQ==

ufPzZvM9cUyAySmfh3VZ

IWlUsdnOG2qvOYvJMp9v2/IU7Q==

AShx1yFdwhMDEvts6yKei9M=

G0s8BkB7oPAhNESxLJisov0O4g==

5whNpsfrfGq6bT5VM5c=

7YrOda8xKRZpbX55Rp0=

lff5IDBTuCxnxluRIQ==

s/nqUHamCtIGb/9r

IqvUNFmH8soGb/9r

l8GtEDwvaHre8/VBHFv+wQ==

cb4m5SZjvr4EuU20ORuv4zoQMrY=

msP5quMgh5TOcT5VM5c=

yvEWmNz1G6jvgN1EHFv+wQ==

ZfcqLcYYqRdu9EWF7mUynGEx7sib

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

40 1932 rundll32.exe

flow	pid	process
40	1932	rundll32.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Bill Of Lading - VNSEA4331295.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	Bill Of Lading - VNSEA4331295.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

Suspicious use of SetThreadContext 3 IoCs

Processes:

Bill Of Lading - VNSEA4331295.exeBill Of Lading - VNSEA4331295.exerundll32.exe

description	pid	process	target process
PID 4832 set thread context of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 1588 set thread context of 3076	1588	Bill Of Lading - VNSEA4331295.exe	Explorer.EXE
PID 1932 set thread context of 3076	1932	rundll32.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

Bill Of Lading - VNSEA4331295.exerundll32.exe

pid	process
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3076 Explorer.EXE

pid	process
3076	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Bill Of Lading - VNSEA4331295.exerundll32.exe

pid	process
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1588	Bill Of Lading - VNSEA4331295.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe
1932	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bill Of Lading - VNSEA4331295.exerundll32.exe

description pid process

Token: SeDebugPrivilege 1588 Bill Of Lading - VNSEA4331295.exe
Token: SeDebugPrivilege 1932 rundll32.exe

description	pid	process
Token: SeDebugPrivilege	1588	Bill Of Lading - VNSEA4331295.exe
Token: SeDebugPrivilege	1932	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Bill Of Lading - VNSEA4331295.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 4832 wrote to memory of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 4832 wrote to memory of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 4832 wrote to memory of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 4832 wrote to memory of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 4832 wrote to memory of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 4832 wrote to memory of 1588	4832	Bill Of Lading - VNSEA4331295.exe	Bill Of Lading - VNSEA4331295.exe
PID 3076 wrote to memory of 1932	3076	Explorer.EXE	rundll32.exe
PID 3076 wrote to memory of 1932	3076	Explorer.EXE	rundll32.exe
PID 3076 wrote to memory of 1932	3076	Explorer.EXE	rundll32.exe
PID 1932 wrote to memory of 4388	1932	rundll32.exe	Firefox.exe
PID 1932 wrote to memory of 4388	1932	rundll32.exe	Firefox.exe
PID 1932 wrote to memory of 4388	1932	rundll32.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3076

C:\Users\Admin\AppData\Local\Temp\Bill Of Lading - VNSEA4331295.exe
"C:\Users\Admin\AppData\Local\Temp\Bill Of Lading - VNSEA4331295.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4832

C:\Users\Admin\AppData\Local\Temp\Bill Of Lading - VNSEA4331295.exe
"C:\Users\Admin\AppData\Local\Temp\Bill Of Lading - VNSEA4331295.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1588

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1932

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:4388

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1588-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1588-145-0x00000000014B0000-0x00000000014C0000-memory.dmp

Filesize
64KB

Download
memory/1588-144-0x0000000001A60000-0x0000000001DAA000-memory.dmp

Filesize
3.3MB

Download
memory/1588-143-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/1588-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1588-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1588-138-0x0000000000000000-mapping.dmp

Download
memory/1932-148-0x00000000004C0000-0x00000000004D4000-memory.dmp

Filesize
80KB

Download
memory/1932-150-0x0000000002EC0000-0x000000000320A000-memory.dmp

Filesize
3.3MB

Download
memory/1932-153-0x00000000010C0000-0x00000000010ED000-memory.dmp

Filesize
180KB

Download
memory/1932-151-0x0000000003210000-0x000000000329F000-memory.dmp

Filesize
572KB

Download
memory/1932-149-0x00000000010C0000-0x00000000010ED000-memory.dmp

Filesize
180KB

Download
memory/1932-147-0x0000000000000000-mapping.dmp

Download
memory/3076-146-0x00000000082B0000-0x00000000083B8000-memory.dmp

Filesize
1.0MB

Download
memory/3076-152-0x00000000032D0000-0x00000000033C3000-memory.dmp

Filesize
972KB

Download
memory/3076-154-0x00000000032D0000-0x00000000033C3000-memory.dmp

Filesize
972KB

Download
memory/4832-133-0x0000000005AE0000-0x0000000006084000-memory.dmp

Filesize
5.6MB

Download
memory/4832-132-0x0000000000B90000-0x0000000000C7C000-memory.dmp

Filesize
944KB

Download
memory/4832-134-0x0000000005610000-0x00000000056A2000-memory.dmp

Filesize
584KB

Download
memory/4832-137-0x0000000005960000-0x00000000059FC000-memory.dmp

Filesize
624KB

Download
memory/4832-135-0x00000000056B0000-0x0000000005726000-memory.dmp

Filesize
472KB

Download
memory/4832-136-0x0000000005780000-0x000000000579E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads