formbook | c536334b0a8594a939d8c11faefde9233f7838dfb94331d9a6e3c688ea738ae2

General

Target

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
Size

19KB
MD5

48e8120fe2553410035e7686bbadf6be
SHA1

ab8ccba71e5c0a8d0f0429da2991f7fb583f9feb
SHA256

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b
SHA512

2420f967cd0cbab93476c898d17e83811e2653edbbdc04db8c7e289f3d5e0d3c409f138c7fdae3a7d354250a2d885ca04d527f77bb22ad3e581668883e7d6825
SSDEEP

192:6rtynt64526Ez3VVk80pf8stYcFmVc03KY:6rkt6452Fr2pfptYcFmVc03K

Score

10^/10

formbook mi24 persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mi24

Decoy

iberostargrandelmirador.info

emaginemru.com

clubeurowin.com

calspasjohnston.com

chasforg.me.uk

birslot.online

doyouthrive.com

collagenukr.shop

especiallyszhienough.com

g2-inc.online

bty0to.com

bodao.online

found-alerts.live

hcsilicon.com

19562.site

injurylawyersconsultants.com

annvandersteel.store

agenturplatzhirsch.store

descontosenergy.com

casesyanstarted.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/332-145-0x0000000000400000-0x000000000042F000-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:

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Aphovzensb = "\"C:\\Users\\Admin\\AppData\\Roaming\\Uuullqqqbe\\Aphovzensb.exe\""	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

description	pid	process	target process
PID 2496 set thread context of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

pid	process
5052	powershell.exe
5052	powershell.exe
332	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
332	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
Token: SeDebugPrivilege	5052	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

description	pid	process	target process
PID 2496 wrote to memory of 5052	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	powershell.exe
PID 2496 wrote to memory of 5052	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	powershell.exe
PID 2496 wrote to memory of 5052	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	powershell.exe
PID 2496 wrote to memory of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
PID 2496 wrote to memory of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
PID 2496 wrote to memory of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
PID 2496 wrote to memory of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
PID 2496 wrote to memory of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
PID 2496 wrote to memory of 332	2496	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe	0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe

C:\Users\Admin\AppData\Local\Temp\0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
"C:\Users\Admin\AppData\Local\Temp\0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2496

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5052

C:\Users\Admin\AppData\Local\Temp\0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
C:\Users\Admin\AppData\Local\Temp\0c3cf51bad9939b49a0a84465261c4bb1b218e9896a63b7d9b4a1fdd3e4e5d9b.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:332

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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

memory/332-144-0x0000000000000000-mapping.dmp

Download
memory/332-146-0x0000000001520000-0x000000000186A000-memory.dmp

Filesize
3.3MB

Download
memory/332-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2496-133-0x0000000005B50000-0x00000000060F4000-memory.dmp

Filesize
5.6MB

Download
memory/2496-134-0x0000000006B10000-0x0000000006BA2000-memory.dmp

Filesize
584KB

Download
memory/2496-135-0x0000000006AC0000-0x0000000006AE2000-memory.dmp

Filesize
136KB

Download
memory/2496-132-0x0000000000C80000-0x0000000000C8A000-memory.dmp

Filesize
40KB

Download
memory/5052-138-0x0000000005410000-0x0000000005A38000-memory.dmp

Filesize
6.2MB

Download
memory/5052-140-0x0000000005D00000-0x0000000005D66000-memory.dmp

Filesize
408KB

Download
memory/5052-141-0x0000000006320000-0x000000000633E000-memory.dmp

Filesize
120KB

Download
memory/5052-142-0x00000000079B0000-0x000000000802A000-memory.dmp

Filesize
6.5MB

Download
memory/5052-143-0x0000000006820000-0x000000000683A000-memory.dmp

Filesize
104KB

Download
memory/5052-139-0x0000000005C20000-0x0000000005C86000-memory.dmp

Filesize
408KB

Download
memory/5052-137-0x0000000002D90000-0x0000000002DC6000-memory.dmp

Filesize
216KB

Download
memory/5052-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads