formbook | 3bd968f2cff76757eb1bf75e19e8302ef97417c65ce9c0accf578eafae435c6a

General

Target

LF20240228.exe
Size

652KB
MD5

26a38af05a6bdd23f047eb65fee67251
SHA1

61633e621f7d7cdcca5936b27a18cfe7e5169aae
SHA256

3bd968f2cff76757eb1bf75e19e8302ef97417c65ce9c0accf578eafae435c6a
SHA512

7d852f05e4377b77691c3c7517609b6bd12c96d0c5dfe0bb330974ff891731529c12da9a7d52ea0f4e526fd35ce35237bfe40d2099afc12f59e58f95157e16b9
SSDEEP

12288:JCTYHa5WHBh2Izs6vHhIlvyuq7it546mz2p9:QTYNHU6vHKlvU7ij46mKp

Score

10^/10

formbook hy07 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy07

Decoy

katemclaughl.in

worthyofficial.com

digitopia.click

ledmee.com

siwaasnz.life

ba-y.com

specifiedbuild.com

abandoned-houses-pt-0.bond

yesxoit.xyz

onlinemehrgeld.com

gosysamergoods.com

speakdontell.com

brokenequipmentsolutions.online

gruppofebi.cloud

adilosk.shop

supplierpartnerportal.com

wizov.dev

fast-homeinsurance.com

j88.vote

onamaevn.com

Signatures

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

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3340-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3340-36-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3340-71-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1936-77-0x0000000001280000-0x00000000012AF000-memory.dmp	formbook
behavioral2/memory/1936-79-0x0000000001280000-0x00000000012AF000-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:

LF20240228.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	LF20240228.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

LF20240228.exeLF20240228.exewlanext.exe

description	pid	process	target process
PID 4156 set thread context of 3340	4156	LF20240228.exe	LF20240228.exe
PID 3340 set thread context of 3532	3340	LF20240228.exe	Explorer.EXE
PID 3340 set thread context of 3532	3340	LF20240228.exe	Explorer.EXE
PID 1936 set thread context of 3532	1936	wlanext.exe	Explorer.EXE

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

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/Job
T1053

Processes:

schtasks.exe

pid process

32 schtasks.exe

pid	process
32	schtasks.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

LF20240228.exepowershell.exewlanext.exe

pid	process
3340	LF20240228.exe
3340	LF20240228.exe
3340	LF20240228.exe
3340	LF20240228.exe
4764	powershell.exe
4764	powershell.exe
3340	LF20240228.exe
3340	LF20240228.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe
1936	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

LF20240228.exewlanext.exe

pid process

3340 LF20240228.exe
3340 LF20240228.exe
3340 LF20240228.exe
3340 LF20240228.exe
1936 wlanext.exe
1936 wlanext.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

powershell.exeLF20240228.exeExplorer.EXEwlanext.exe

description	pid	process
Token: SeDebugPrivilege	4764	powershell.exe
Token: SeDebugPrivilege	3340	LF20240228.exe
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE
Token: SeDebugPrivilege	1936	wlanext.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

LF20240228.exeLF20240228.exewlanext.exe

description	pid	process	target process
PID 4156 wrote to memory of 4764	4156	LF20240228.exe	powershell.exe
PID 4156 wrote to memory of 4764	4156	LF20240228.exe	powershell.exe
PID 4156 wrote to memory of 4764	4156	LF20240228.exe	powershell.exe
PID 4156 wrote to memory of 32	4156	LF20240228.exe	schtasks.exe
PID 4156 wrote to memory of 32	4156	LF20240228.exe	schtasks.exe
PID 4156 wrote to memory of 32	4156	LF20240228.exe	schtasks.exe
PID 4156 wrote to memory of 3340	4156	LF20240228.exe	LF20240228.exe
PID 4156 wrote to memory of 3340	4156	LF20240228.exe	LF20240228.exe
PID 4156 wrote to memory of 3340	4156	LF20240228.exe	LF20240228.exe
PID 4156 wrote to memory of 3340	4156	LF20240228.exe	LF20240228.exe
PID 4156 wrote to memory of 3340	4156	LF20240228.exe	LF20240228.exe
PID 4156 wrote to memory of 3340	4156	LF20240228.exe	LF20240228.exe
PID 3340 wrote to memory of 1936	3340	LF20240228.exe	wlanext.exe
PID 3340 wrote to memory of 1936	3340	LF20240228.exe	wlanext.exe
PID 3340 wrote to memory of 1936	3340	LF20240228.exe	wlanext.exe
PID 1936 wrote to memory of 4480	1936	wlanext.exe	cmd.exe
PID 1936 wrote to memory of 4480	1936	wlanext.exe	cmd.exe
PID 1936 wrote to memory of 4480	1936	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3532

C:\Users\Admin\AppData\Local\Temp\LF20240228.exe
"C:\Users\Admin\AppData\Local\Temp\LF20240228.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4156

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wIJCOfiF.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4764

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wIJCOfiF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77B0.tmp"
3⤵
- Creates scheduled task(s)
PID:32

C:\Users\Admin\AppData\Local\Temp\LF20240228.exe
"C:\Users\Admin\AppData\Local\Temp\LF20240228.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3340

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\LF20240228.exe"
5⤵
PID:4480

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2qxqgn5w.ah1.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp77B0.tmp
Filesize
1KB

MD5
a8b88aefed0c89744f49021afb1a6dc1

SHA1
9182e9bf5f6bb5f7107434d0983802a639a152b6

SHA256
1a3f3d8ec43bf6866d641c76c62e45a6a0b41553c75cb8aec0611823c5152390

SHA512
f09afc39996bfe5870985c5c65e478d3f9439ee083d0691e62240ab845545ade9afbcfa6372c8bbe7b3cbb0f804c410c1372bb74356faea1e40d22b076848097

Download Submit
memory/1936-79-0x0000000001280000-0x00000000012AF000-memory.dmp

Filesize
188KB

Download
memory/1936-80-0x0000000001860000-0x00000000018F3000-memory.dmp

Filesize
588KB

Download
memory/1936-74-0x0000000000670000-0x0000000000687000-memory.dmp

Filesize
92KB

Download
memory/1936-76-0x0000000000670000-0x0000000000687000-memory.dmp

Filesize
92KB

Download
memory/1936-77-0x0000000001280000-0x00000000012AF000-memory.dmp

Filesize
188KB

Download
memory/1936-78-0x0000000001930000-0x0000000001C7A000-memory.dmp

Filesize
3.3MB

Download
memory/3340-71-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3340-36-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3340-38-0x0000000001010000-0x0000000001024000-memory.dmp

Filesize
80KB

Download
memory/3340-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3340-24-0x00000000014C0000-0x000000000180A000-memory.dmp

Filesize
3.3MB

Download
memory/3340-72-0x00000000014A0000-0x00000000014B4000-memory.dmp

Filesize
80KB

Download
memory/3532-39-0x00000000085B0000-0x00000000086F9000-memory.dmp

Filesize
1.3MB

Download
memory/3532-83-0x00000000025C0000-0x00000000026E9000-memory.dmp

Filesize
1.2MB

Download
memory/3532-84-0x00000000025C0000-0x00000000026E9000-memory.dmp

Filesize
1.2MB

Download
memory/3532-87-0x00000000025C0000-0x00000000026E9000-memory.dmp

Filesize
1.2MB

Download
memory/3532-73-0x0000000008150000-0x00000000082F3000-memory.dmp

Filesize
1.6MB

Download
memory/4156-6-0x0000000005B10000-0x0000000005B22000-memory.dmp

Filesize
72KB

Download
memory/4156-7-0x0000000005B40000-0x0000000005B4C000-memory.dmp

Filesize
48KB

Download
memory/4156-8-0x00000000075F0000-0x0000000007666000-memory.dmp

Filesize
472KB

Download
memory/4156-5-0x0000000005980000-0x000000000598A000-memory.dmp

Filesize
40KB

Download
memory/4156-4-0x0000000005B80000-0x0000000005B90000-memory.dmp

Filesize
64KB

Download
memory/4156-22-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-3-0x00000000059A0000-0x0000000005A32000-memory.dmp

Filesize
584KB

Download
memory/4156-2-0x0000000006050000-0x00000000065F4000-memory.dmp

Filesize
5.6MB

Download
memory/4156-9-0x0000000009C70000-0x0000000009D0C000-memory.dmp

Filesize
624KB

Download
memory/4156-1-0x0000000000EF0000-0x0000000000F98000-memory.dmp

Filesize
672KB

Download
memory/4156-0-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4764-42-0x0000000006560000-0x00000000065AC000-memory.dmp

Filesize
304KB

Download
memory/4764-56-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

Filesize
64KB

Download
memory/4764-45-0x00000000715F0000-0x000000007163C000-memory.dmp

Filesize
304KB

Download
memory/4764-44-0x00000000074E0000-0x0000000007512000-memory.dmp

Filesize
200KB

Download
memory/4764-59-0x0000000007860000-0x000000000787A000-memory.dmp

Filesize
104KB

Download
memory/4764-58-0x0000000007EA0000-0x000000000851A000-memory.dmp

Filesize
6.5MB

Download
memory/4764-60-0x00000000078D0000-0x00000000078DA000-memory.dmp

Filesize
40KB

Download
memory/4764-43-0x000000007FC50000-0x000000007FC60000-memory.dmp

Filesize
64KB

Download
memory/4764-61-0x0000000007AE0000-0x0000000007B76000-memory.dmp

Filesize
600KB

Download
memory/4764-62-0x0000000007A60000-0x0000000007A71000-memory.dmp

Filesize
68KB

Download
memory/4764-64-0x0000000007AA0000-0x0000000007AB4000-memory.dmp

Filesize
80KB

Download
memory/4764-63-0x0000000007A90000-0x0000000007A9E000-memory.dmp

Filesize
56KB

Download
memory/4764-65-0x0000000007BA0000-0x0000000007BBA000-memory.dmp

Filesize
104KB

Download
memory/4764-66-0x0000000007B80000-0x0000000007B88000-memory.dmp

Filesize
32KB

Download
memory/4764-69-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4764-57-0x0000000007520000-0x00000000075C3000-memory.dmp

Filesize
652KB

Download
memory/4764-55-0x0000000006AD0000-0x0000000006AEE000-memory.dmp

Filesize
120KB

Download
memory/4764-15-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4764-41-0x0000000006500000-0x000000000651E000-memory.dmp

Filesize
120KB

Download
memory/4764-16-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

Filesize
64KB

Download
memory/4764-40-0x0000000006110000-0x0000000006464000-memory.dmp

Filesize
3.3MB

Download
memory/4764-37-0x0000000006000000-0x0000000006066000-memory.dmp

Filesize
408KB

Download
memory/4764-26-0x0000000005E90000-0x0000000005EF6000-memory.dmp

Filesize
408KB

Download
memory/4764-23-0x0000000005460000-0x0000000005482000-memory.dmp

Filesize
136KB

Download
memory/4764-20-0x0000000005660000-0x0000000005C88000-memory.dmp

Filesize
6.2MB

Download
memory/4764-17-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

Filesize
64KB

Download
memory/4764-14-0x0000000002C30000-0x0000000002C66000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads