formbook | 756a40a8fc86bb54ff4ead8e9d9c173b3051f4d77a60530b471a7be752f8bad6

General

Target

HSBC_MT 103 COPY.pdf.exe
Size

859KB
MD5

98df186174c94d00f0eed173263428ed
SHA1

4c5f773f3ed70d64b6a43866ef805027db4ec2e7
SHA256

756a40a8fc86bb54ff4ead8e9d9c173b3051f4d77a60530b471a7be752f8bad6
SHA512

51344f4807e696c62dbd6b4692358d4ce6941a494a0e4afc1f1a6a0b63581512e516c7520aabcc470a4ffc6310338a818d2f40d18586dd86e19896b4fb5ec869
SSDEEP

24576:GT/0shbH1oT/0shbOYAeqJTVaO225hukD5WKoCuY:M5M5AeqJTw25eCu

Score

10^/10

formbook ba17 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ba17

Decoy

bearwant.com

sdsguanfang.com

steamcommunityvia.top

sugarplumtreasures.com

koronislakefishing.com

jmae.xyz

xhxnqemkiqe.xyz

playzcrew.com

zatwsbq.com

lankofix.com

sh-zhepeng.com

mibodamisxv.online

butterflyjewelry.store

finestrecitalto-spottoday.info

globomateria.com

royalmdarts.com

d4af10836709.com

shepwill.com

67aldrich.info

trustedmakers.club

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/3680-146-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3680-153-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1844-157-0x0000000000F20000-0x0000000000F4F000-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:

HSBC_MT 103 COPY.pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	HSBC_MT 103 COPY.pdf.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

HSBC_MT 103 COPY.pdf.exeHSBC_MT 103 COPY.pdf.execmd.exe

description	pid	process	target process
PID 4016 set thread context of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 3680 set thread context of 2740	3680	HSBC_MT 103 COPY.pdf.exe	Explorer.EXE
PID 1844 set thread context of 2740	1844	cmd.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

840 schtasks.exe

pid	process
840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

HSBC_MT 103 COPY.pdf.exepowershell.exeHSBC_MT 103 COPY.pdf.execmd.exe

pid	process
4016	HSBC_MT 103 COPY.pdf.exe
4016	HSBC_MT 103 COPY.pdf.exe
4016	HSBC_MT 103 COPY.pdf.exe
4016	HSBC_MT 103 COPY.pdf.exe
4016	HSBC_MT 103 COPY.pdf.exe
3456	powershell.exe
4016	HSBC_MT 103 COPY.pdf.exe
3680	HSBC_MT 103 COPY.pdf.exe
3680	HSBC_MT 103 COPY.pdf.exe
3680	HSBC_MT 103 COPY.pdf.exe
3680	HSBC_MT 103 COPY.pdf.exe
3456	powershell.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe
1844	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2740 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

HSBC_MT 103 COPY.pdf.execmd.exe

pid process

3680 HSBC_MT 103 COPY.pdf.exe
3680 HSBC_MT 103 COPY.pdf.exe
3680 HSBC_MT 103 COPY.pdf.exe
1844 cmd.exe
1844 cmd.exe

pid	process
2740	Explorer.EXE

pid	process
3680	HSBC_MT 103 COPY.pdf.exe
3680	HSBC_MT 103 COPY.pdf.exe
3680	HSBC_MT 103 COPY.pdf.exe
1844	cmd.exe
1844	cmd.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

HSBC_MT 103 COPY.pdf.exepowershell.exeHSBC_MT 103 COPY.pdf.execmd.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	4016	HSBC_MT 103 COPY.pdf.exe
Token: SeDebugPrivilege	3456	powershell.exe
Token: SeDebugPrivilege	3680	HSBC_MT 103 COPY.pdf.exe
Token: SeDebugPrivilege	1844	cmd.exe
Token: SeShutdownPrivilege	2740	Explorer.EXE
Token: SeCreatePagefilePrivilege	2740	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

HSBC_MT 103 COPY.pdf.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 4016 wrote to memory of 3456	4016	HSBC_MT 103 COPY.pdf.exe	powershell.exe
PID 4016 wrote to memory of 3456	4016	HSBC_MT 103 COPY.pdf.exe	powershell.exe
PID 4016 wrote to memory of 3456	4016	HSBC_MT 103 COPY.pdf.exe	powershell.exe
PID 4016 wrote to memory of 840	4016	HSBC_MT 103 COPY.pdf.exe	schtasks.exe
PID 4016 wrote to memory of 840	4016	HSBC_MT 103 COPY.pdf.exe	schtasks.exe
PID 4016 wrote to memory of 840	4016	HSBC_MT 103 COPY.pdf.exe	schtasks.exe
PID 4016 wrote to memory of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 4016 wrote to memory of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 4016 wrote to memory of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 4016 wrote to memory of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 4016 wrote to memory of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 4016 wrote to memory of 3680	4016	HSBC_MT 103 COPY.pdf.exe	HSBC_MT 103 COPY.pdf.exe
PID 2740 wrote to memory of 1844	2740	Explorer.EXE	cmd.exe
PID 2740 wrote to memory of 1844	2740	Explorer.EXE	cmd.exe
PID 2740 wrote to memory of 1844	2740	Explorer.EXE	cmd.exe
PID 1844 wrote to memory of 4260	1844	cmd.exe	cmd.exe
PID 1844 wrote to memory of 4260	1844	cmd.exe	cmd.exe
PID 1844 wrote to memory of 4260	1844	cmd.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740

C:\Users\Admin\AppData\Local\Temp\HSBC_MT 103 COPY.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC_MT 103 COPY.pdf.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4016

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hSeyTCuDxScTPG.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3456

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hSeyTCuDxScTPG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBCA9.tmp"
3⤵
- Creates scheduled task(s)
PID:840

C:\Users\Admin\AppData\Local\Temp\HSBC_MT 103 COPY.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC_MT 103 COPY.pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3680

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1844

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\HSBC_MT 103 COPY.pdf.exe"
3⤵
PID:4260

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBCA9.tmp
Filesize
1KB

MD5
0f077bc5d1d0a7fcd0b864433b38ded2

SHA1
2c2a25cbfb18cb9bc7c3022af077754b201a02f9

SHA256
ab196c9fb26b2703fd1c58943176f23c6bfed4e6c3eea0b3563826710f81872b

SHA512
7f65a0bc707de2840d60e5492d85da98a8d269d6893125b19087a591b371daac81372d30c717d12383a34766680857c068ed77a1eb424e7ec8e196711da1f06a

Download Submit
memory/840-138-0x0000000000000000-mapping.dmp

Download
memory/1844-158-0x00000000016F0000-0x0000000001784000-memory.dmp

Filesize
592KB

Download
memory/1844-157-0x0000000000F20000-0x0000000000F4F000-memory.dmp

Filesize
188KB

Download
memory/1844-156-0x00000000017C0000-0x0000000001B0A000-memory.dmp

Filesize
3.3MB

Download
memory/1844-155-0x0000000000B00000-0x0000000000B5A000-memory.dmp

Filesize
360KB

Download
memory/1844-152-0x0000000000000000-mapping.dmp

Download
memory/2740-151-0x00000000032B0000-0x0000000003386000-memory.dmp

Filesize
856KB

Download
memory/2740-159-0x0000000003660000-0x00000000036FF000-memory.dmp

Filesize
636KB

Download
memory/2740-170-0x0000000003660000-0x00000000036FF000-memory.dmp

Filesize
636KB

Download
memory/3456-162-0x00000000076A0000-0x00000000076BE000-memory.dmp

Filesize
120KB

Download
memory/3456-140-0x0000000005720000-0x0000000005D48000-memory.dmp

Filesize
6.2MB

Download
memory/3456-145-0x0000000005F00000-0x0000000005F66000-memory.dmp

Filesize
408KB

Download
memory/3456-169-0x0000000007AD0000-0x0000000007AD8000-memory.dmp

Filesize
32KB

Download
memory/3456-167-0x0000000007A90000-0x0000000007A9E000-memory.dmp

Filesize
56KB

Download
memory/3456-148-0x00000000065B0000-0x00000000065CE000-memory.dmp

Filesize
120KB

Download
memory/3456-166-0x0000000007AE0000-0x0000000007B76000-memory.dmp

Filesize
600KB

Download
memory/3456-165-0x00000000078B0000-0x00000000078BA000-memory.dmp

Filesize
40KB

Download
memory/3456-164-0x0000000007850000-0x000000000786A000-memory.dmp

Filesize
104KB

Download
memory/3456-137-0x0000000000000000-mapping.dmp

Download
memory/3456-163-0x0000000007E90000-0x000000000850A000-memory.dmp

Filesize
6.5MB

Download
memory/3456-143-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/3456-139-0x0000000004F60000-0x0000000004F96000-memory.dmp

Filesize
216KB

Download
memory/3456-168-0x0000000007B80000-0x0000000007B9A000-memory.dmp

Filesize
104KB

Download
memory/3456-161-0x00000000706C0000-0x000000007070C000-memory.dmp

Filesize
304KB

Download
memory/3456-142-0x0000000005570000-0x0000000005592000-memory.dmp

Filesize
136KB

Download
memory/3456-160-0x00000000076E0000-0x0000000007712000-memory.dmp

Filesize
200KB

Download
memory/3680-153-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3680-150-0x0000000000E30000-0x0000000000E45000-memory.dmp

Filesize
84KB

Download
memory/3680-149-0x00000000012F0000-0x000000000163A000-memory.dmp

Filesize
3.3MB

Download
memory/3680-146-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3680-144-0x0000000000000000-mapping.dmp

Download
memory/4016-133-0x0000000005210000-0x00000000057B4000-memory.dmp

Filesize
5.6MB

Download
memory/4016-134-0x0000000004B80000-0x0000000004C12000-memory.dmp

Filesize
584KB

Download
memory/4016-132-0x0000000000110000-0x00000000001EE000-memory.dmp

Filesize
888KB

Download
memory/4016-135-0x0000000004C20000-0x0000000004C2A000-memory.dmp

Filesize
40KB

Download
memory/4016-136-0x0000000008630000-0x00000000086CC000-memory.dmp

Filesize
624KB

Download
memory/4260-154-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads