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
behavioral1/memory/2712-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2712-23-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2712-32-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-37-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/2948-39-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

748 cmd.exe

pid	process
748	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

LF20240228.exeLF20240228.exehelp.exe

description	pid	process	target process
PID 2052 set thread context of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2712 set thread context of 1264	2712	LF20240228.exe	Explorer.EXE
PID 2712 set thread context of 1264	2712	LF20240228.exe	Explorer.EXE
PID 2948 set thread context of 1264	2948	help.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

3068 schtasks.exe

pid	process
3068	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

LF20240228.exeLF20240228.exepowershell.exehelp.exe

pid	process
2052	LF20240228.exe
2052	LF20240228.exe
2712	LF20240228.exe
2712	LF20240228.exe
2520	powershell.exe
2712	LF20240228.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe
2948	help.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

LF20240228.exehelp.exe

pid process

2712 LF20240228.exe
2712 LF20240228.exe
2712 LF20240228.exe
2712 LF20240228.exe
2948 help.exe
2948 help.exe

pid	process
2712	LF20240228.exe
2712	LF20240228.exe
2712	LF20240228.exe
2712	LF20240228.exe
2948	help.exe
2948	help.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

LF20240228.exeLF20240228.exepowershell.exehelp.exe

description	pid	process
Token: SeDebugPrivilege	2052	LF20240228.exe
Token: SeDebugPrivilege	2712	LF20240228.exe
Token: SeDebugPrivilege	2520	powershell.exe
Token: SeDebugPrivilege	2948	help.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

LF20240228.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 2052 wrote to memory of 2520	2052	LF20240228.exe	powershell.exe
PID 2052 wrote to memory of 2520	2052	LF20240228.exe	powershell.exe
PID 2052 wrote to memory of 2520	2052	LF20240228.exe	powershell.exe
PID 2052 wrote to memory of 2520	2052	LF20240228.exe	powershell.exe
PID 2052 wrote to memory of 3068	2052	LF20240228.exe	schtasks.exe
PID 2052 wrote to memory of 3068	2052	LF20240228.exe	schtasks.exe
PID 2052 wrote to memory of 3068	2052	LF20240228.exe	schtasks.exe
PID 2052 wrote to memory of 3068	2052	LF20240228.exe	schtasks.exe
PID 2052 wrote to memory of 2588	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2588	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2588	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2588	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 2052 wrote to memory of 2712	2052	LF20240228.exe	LF20240228.exe
PID 1264 wrote to memory of 2948	1264	Explorer.EXE	help.exe
PID 1264 wrote to memory of 2948	1264	Explorer.EXE	help.exe
PID 1264 wrote to memory of 2948	1264	Explorer.EXE	help.exe
PID 1264 wrote to memory of 2948	1264	Explorer.EXE	help.exe
PID 2948 wrote to memory of 748	2948	help.exe	cmd.exe
PID 2948 wrote to memory of 748	2948	help.exe	cmd.exe
PID 2948 wrote to memory of 748	2948	help.exe	cmd.exe
PID 2948 wrote to memory of 748	2948	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1264

C:\Users\Admin\AppData\Local\Temp\LF20240228.exe
"C:\Users\Admin\AppData\Local\Temp\LF20240228.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2052

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:2520

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wIJCOfiF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp71C6.tmp"
3⤵
- Creates scheduled task(s)
PID:3068

C:\Users\Admin\AppData\Local\Temp\LF20240228.exe
"C:\Users\Admin\AppData\Local\Temp\LF20240228.exe"
3⤵
PID:2588

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
PID:2712

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2504

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2948

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\LF20240228.exe"
3⤵
- Deletes itself
PID:748

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp71C6.tmp
Filesize
1KB

MD5
7e91a442917902677b9094935d5669da

SHA1
2ded15538feba0ef8fa66dc962ab6ca884e8b072

SHA256
4e878a2b98c84c709a4f4ee929b969b297a93241012d251c2cb4a85f7d6b0357

SHA512
50a516102fd8d2cddee7e6477e2c7494bcd27dcab1d8ca126c0a7085c0b3554a1a13253b341bb434d7c3f597424abfcb2e96417f50e667115bb5f215ab269ee1

Download Submit
memory/1264-20-0x00000000037A0000-0x00000000038A0000-memory.dmp

Filesize
1024KB

Download
memory/1264-34-0x00000000049A0000-0x0000000004A5F000-memory.dmp

Filesize
764KB

Download
memory/1264-43-0x00000000049A0000-0x0000000004A5F000-memory.dmp

Filesize
764KB

Download
memory/1264-26-0x0000000006B70000-0x0000000006CE6000-memory.dmp

Filesize
1.5MB

Download
memory/2052-4-0x00000000002E0000-0x00000000002EC000-memory.dmp

Filesize
48KB

Download
memory/2052-5-0x0000000004E30000-0x0000000004EA6000-memory.dmp

Filesize
472KB

Download
memory/2052-3-0x0000000000280000-0x0000000000292000-memory.dmp

Filesize
72KB

Download
memory/2052-0-0x0000000000AF0000-0x0000000000B98000-memory.dmp

Filesize
672KB

Download
memory/2052-2-0x0000000004B50000-0x0000000004B90000-memory.dmp

Filesize
256KB

Download
memory/2052-18-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2052-1-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-30-0x000000006DFD0000-0x000000006E57B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-21-0x000000006DFD0000-0x000000006E57B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-22-0x000000006DFD0000-0x000000006E57B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-29-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/2520-25-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/2520-28-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/2712-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-24-0x00000000001E0000-0x00000000001F4000-memory.dmp

Filesize
80KB

Download
memory/2712-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-32-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-33-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/2712-27-0x0000000000BA0000-0x0000000000EA3000-memory.dmp

Filesize
3.0MB

Download
memory/2712-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-36-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/2948-37-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2948-38-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/2948-39-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2948-41-0x0000000000540000-0x00000000005D3000-memory.dmp

Filesize
588KB

Download
memory/2948-35-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads