formbook | 8cfdcbcbb0b67c66ebb1c3a4cfb995424a9dc791c13d8df53cea06bcd8c2afef

General

Target

Urgent quote request -pdf-.exe
Size

812KB
MD5

ce411b2f7dfd407c1a546e160193b55d
SHA1

c061262cf1a7999d7ee59694dd0c8bb570987e02
SHA256

8cfdcbcbb0b67c66ebb1c3a4cfb995424a9dc791c13d8df53cea06bcd8c2afef
SHA512

af96c79b2af92840691a777a72e650c0763f0bc20ecd8d1970ac97cdd5048768fbe413dbd7d673f03f53bcace92d517eeb17b9a791c4c29fa4463b6a8c9c51ba
SSDEEP

12288:h2D2DHPXsU51ZM0W52nCrgxRzrzbH3sgGJy3i9zxihIg95lvTHRyoY:Q2DPugfrzbHcFJwIohIgvpjRpY

Score

10^/10

formbook a24e rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a24e

Decoy

flormarine.co.uk

theglazingsquad.uk

konarkpharma.com

maxpropertyfinanceuk.co.uk

jackson-ifc.com

yvonneazevedoimoveis.net

baystella.com

arexbaba.online

trihgd.xyz

filth520571.com

cikpkg.cfd

jakesupport.com

8863365.com

duniaslot777.online

lop3a.com

berkut-clan.ru

lernnavigator.com

elenaisaprincess.co.uk

daimadaquan.xyz

mychirocart.net

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1392-142-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1392-145-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2500-155-0x00000000007D0000-0x00000000007FF000-memory.dmp	formbook
behavioral2/memory/2500-158-0x00000000007D0000-0x00000000007FF000-memory.dmp	formbook

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:

Urgent quote request -pdf-.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	Urgent quote request -pdf-.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Urgent quote request -pdf-.exeUrgent quote request -pdf-.execscript.exe

description	pid	process	target process
PID 4804 set thread context of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 1392 set thread context of 2520	1392	Urgent quote request -pdf-.exe	Explorer.EXE
PID 2500 set thread context of 2520	2500	cscript.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3132 schtasks.exe

pid	process
3132	schtasks.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

Urgent quote request -pdf-.exepowershell.execscript.exe

pid	process
1392	Urgent quote request -pdf-.exe
1392	Urgent quote request -pdf-.exe
1392	Urgent quote request -pdf-.exe
1392	Urgent quote request -pdf-.exe
4340	powershell.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
4340	powershell.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe
2500	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Urgent quote request -pdf-.execscript.exe

pid process

1392 Urgent quote request -pdf-.exe
1392 Urgent quote request -pdf-.exe
1392 Urgent quote request -pdf-.exe
2500 cscript.exe
2500 cscript.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

Urgent quote request -pdf-.exeExplorer.EXEpowershell.execscript.exe

description	pid	process
Token: SeDebugPrivilege	1392	Urgent quote request -pdf-.exe
Token: SeShutdownPrivilege	2520	Explorer.EXE
Token: SeCreatePagefilePrivilege	2520	Explorer.EXE
Token: SeDebugPrivilege	4340	powershell.exe
Token: SeDebugPrivilege	2500	cscript.exe
Token: SeShutdownPrivilege	2520	Explorer.EXE
Token: SeCreatePagefilePrivilege	2520	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Urgent quote request -pdf-.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 4804 wrote to memory of 4340	4804	Urgent quote request -pdf-.exe	powershell.exe
PID 4804 wrote to memory of 4340	4804	Urgent quote request -pdf-.exe	powershell.exe
PID 4804 wrote to memory of 4340	4804	Urgent quote request -pdf-.exe	powershell.exe
PID 4804 wrote to memory of 3132	4804	Urgent quote request -pdf-.exe	schtasks.exe
PID 4804 wrote to memory of 3132	4804	Urgent quote request -pdf-.exe	schtasks.exe
PID 4804 wrote to memory of 3132	4804	Urgent quote request -pdf-.exe	schtasks.exe
PID 4804 wrote to memory of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 4804 wrote to memory of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 4804 wrote to memory of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 4804 wrote to memory of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 4804 wrote to memory of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 4804 wrote to memory of 1392	4804	Urgent quote request -pdf-.exe	Urgent quote request -pdf-.exe
PID 2520 wrote to memory of 2500	2520	Explorer.EXE	cscript.exe
PID 2520 wrote to memory of 2500	2520	Explorer.EXE	cscript.exe
PID 2520 wrote to memory of 2500	2520	Explorer.EXE	cscript.exe
PID 2500 wrote to memory of 1848	2500	cscript.exe	cmd.exe
PID 2500 wrote to memory of 1848	2500	cscript.exe	cmd.exe
PID 2500 wrote to memory of 1848	2500	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2520

C:\Users\Admin\AppData\Local\Temp\Urgent quote request -pdf-.exe
"C:\Users\Admin\AppData\Local\Temp\Urgent quote request -pdf-.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4804

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KLDxttbPfKRi.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4340

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KLDxttbPfKRi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8690.tmp"
3⤵
- Creates scheduled task(s)
PID:3132

C:\Users\Admin\AppData\Local\Temp\Urgent quote request -pdf-.exe
"C:\Users\Admin\AppData\Local\Temp\Urgent quote request -pdf-.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1392

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2500

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Urgent quote request -pdf-.exe"
3⤵
PID:1848

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8690.tmp
Filesize
1KB

MD5
ad9e3fa058211ab8895a9408acc0a4a6

SHA1
5028eff8da0b73db68862e83701a8410752fd9fa

SHA256
e1f0f464dbb604d04369e241c5bb9828f42d5dcc3a7f6ef737e6484ae42fd630

SHA512
f2c1848f7411876bc042ecc5c38d93f1a965eccc844d7d95e2c98ff863b02da7fa9c9de7ccf3a356e3bfb995eb3678c9462fc158794c75e13f2d7a4b2608fc2a

Download Submit
memory/1392-146-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/1392-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1392-147-0x00000000018A0000-0x00000000018B4000-memory.dmp

Filesize
80KB

Download
memory/1392-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1392-141-0x0000000000000000-mapping.dmp

Download
memory/1848-153-0x0000000000000000-mapping.dmp

Download
memory/2500-152-0x0000000000000000-mapping.dmp

Download
memory/2500-154-0x0000000000540000-0x0000000000567000-memory.dmp

Filesize
156KB

Download
memory/2500-155-0x00000000007D0000-0x00000000007FF000-memory.dmp

Filesize
188KB

Download
memory/2500-156-0x0000000002A50000-0x0000000002D9A000-memory.dmp

Filesize
3.3MB

Download
memory/2500-158-0x00000000007D0000-0x00000000007FF000-memory.dmp

Filesize
188KB

Download
memory/2500-159-0x0000000002970000-0x0000000002A03000-memory.dmp

Filesize
588KB

Download
memory/2520-160-0x00000000082D0000-0x00000000083E0000-memory.dmp

Filesize
1.1MB

Download
memory/2520-148-0x0000000003260000-0x0000000003353000-memory.dmp

Filesize
972KB

Download
memory/2520-168-0x00000000082D0000-0x00000000083E0000-memory.dmp

Filesize
1.1MB

Download
memory/3132-138-0x0000000000000000-mapping.dmp

Download
memory/4340-165-0x0000000006F70000-0x0000000006F8A000-memory.dmp

Filesize
104KB

Download
memory/4340-166-0x0000000006FD0000-0x0000000006FDA000-memory.dmp

Filesize
40KB

Download
memory/4340-139-0x00000000022D0000-0x0000000002306000-memory.dmp

Filesize
216KB

Download
memory/4340-150-0x0000000005530000-0x0000000005596000-memory.dmp

Filesize
408KB

Download
memory/4340-137-0x0000000000000000-mapping.dmp

Download
memory/4340-171-0x0000000007280000-0x0000000007288000-memory.dmp

Filesize
32KB

Download
memory/4340-170-0x00000000072A0000-0x00000000072BA000-memory.dmp

Filesize
104KB

Download
memory/4340-157-0x0000000005C50000-0x0000000005C6E000-memory.dmp

Filesize
120KB

Download
memory/4340-169-0x0000000006FB0000-0x0000000006FBE000-memory.dmp

Filesize
56KB

Download
memory/4340-149-0x0000000004B00000-0x0000000004B22000-memory.dmp

Filesize
136KB

Download
memory/4340-167-0x00000000071C0000-0x0000000007256000-memory.dmp

Filesize
600KB

Download
memory/4340-161-0x0000000006230000-0x0000000006262000-memory.dmp

Filesize
200KB

Download
memory/4340-162-0x0000000071010000-0x000000007105C000-memory.dmp

Filesize
304KB

Download
memory/4340-163-0x0000000006210000-0x000000000622E000-memory.dmp

Filesize
120KB

Download
memory/4340-164-0x00000000075F0000-0x0000000007C6A000-memory.dmp

Filesize
6.5MB

Download
memory/4340-143-0x0000000004E00000-0x0000000005428000-memory.dmp

Filesize
6.2MB

Download
memory/4340-151-0x0000000005650000-0x00000000056B6000-memory.dmp

Filesize
408KB

Download
memory/4804-132-0x0000000000170000-0x0000000000242000-memory.dmp

Filesize
840KB

Download
memory/4804-133-0x00000000050F0000-0x0000000005694000-memory.dmp

Filesize
5.6MB

Download
memory/4804-134-0x0000000004C20000-0x0000000004CB2000-memory.dmp

Filesize
584KB

Download
memory/4804-135-0x0000000004C00000-0x0000000004C0A000-memory.dmp

Filesize
40KB

Download
memory/4804-136-0x0000000008800000-0x000000000889C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads