formbook | c067194e9d005c09c7b36d0315d10d749e113f1e2e280e0957d13689bfd277a5

General

Target

new_order.exe
Size

247KB
MD5

a0e70d1760e60d81e0f4ac2904fa8002
SHA1

0512dcf545274ac6512abf3fb31a6fff41614280
SHA256

0cd606362bbe747f3d0c0193675ce46ea2920fba28580b784f50a2969bbb0c27
SHA512

59c04bc30b9f279d434428011efe80d41fd5de99c92165c77dc2a097b742c60e676f65d6185c90d9e5ddfd181fd4a32c7d237ca75ed2be978c6b951be6ae8588

Score

10^/10

formbook os16 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

os16

Decoy

nautic-experts-hageboelling.com

fullharvestfundraising.com

xbdsm.club

duocaterers.com

prizebuddy.club

nillprive.com

firebreathingpenguin.com

buxledger.com

annual-journals.com

mydemosite0.com

noaoka.com

eblaghe-iran.xyz

globalyuncang.com

jacqueson-autocars.com

asiafinances.com

howtomakearesume.space

modernwarfaresecrets.com

dualamaquinaria.com

thrili.com

gracing-up.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2712-116-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2712-119-0x0000000000580000-0x00000000006CA000-memory.dmp	formbook
behavioral2/memory/2712-121-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3000-125-0x00000000027A0000-0x00000000027CF000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

new_order.exe

pid process

2068 new_order.exe

pid	process
2068	new_order.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

new_order.exenew_order.exewlanext.exe

description	pid	process	target process
PID 2068 set thread context of 2712	2068	new_order.exe	new_order.exe
PID 2712 set thread context of 3004	2712	new_order.exe	Explorer.EXE
PID 2712 set thread context of 3004	2712	new_order.exe	Explorer.EXE
PID 3000 set thread context of 3004	3000	wlanext.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

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

new_order.exewlanext.exe

pid	process
2712	new_order.exe
2712	new_order.exe
2712	new_order.exe
2712	new_order.exe
2712	new_order.exe
2712	new_order.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe
3000	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3004 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

new_order.exewlanext.exe

pid process

2712 new_order.exe
2712 new_order.exe
2712 new_order.exe
2712 new_order.exe
3000 wlanext.exe
3000 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

new_order.exewlanext.exe

description pid process

Token: SeDebugPrivilege 2712 new_order.exe
Token: SeDebugPrivilege 3000 wlanext.exe

pid	process
3004	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	2712	new_order.exe
Token: SeDebugPrivilege	3000	wlanext.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

new_order.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 2068 wrote to memory of 2712	2068	new_order.exe	new_order.exe
PID 2068 wrote to memory of 2712	2068	new_order.exe	new_order.exe
PID 2068 wrote to memory of 2712	2068	new_order.exe	new_order.exe
PID 2068 wrote to memory of 2712	2068	new_order.exe	new_order.exe
PID 2068 wrote to memory of 2712	2068	new_order.exe	new_order.exe
PID 2068 wrote to memory of 2712	2068	new_order.exe	new_order.exe
PID 3004 wrote to memory of 3000	3004	Explorer.EXE	wlanext.exe
PID 3004 wrote to memory of 3000	3004	Explorer.EXE	wlanext.exe
PID 3004 wrote to memory of 3000	3004	Explorer.EXE	wlanext.exe
PID 3000 wrote to memory of 1004	3000	wlanext.exe	cmd.exe
PID 3000 wrote to memory of 1004	3000	wlanext.exe	cmd.exe
PID 3000 wrote to memory of 1004	3000	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3004

C:\Users\Admin\AppData\Local\Temp\new_order.exe
"C:\Users\Admin\AppData\Local\Temp\new_order.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2068

C:\Users\Admin\AppData\Local\Temp\new_order.exe
"C:\Users\Admin\AppData\Local\Temp\new_order.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2712

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3000

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\new_order.exe"
3⤵
PID:1004

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsgC660.tmp\yvucmw.dll
MD5
86475a0dbd24b01bcd1b264fecfdf1a2

SHA1
745ce764eb6c9bf86e5ae65a5f365e7faf14a394

SHA256
4ce85a4d12aa0d5b072330dbc50393d2d29eba5321beb3b3bfc6c4a8e9306ad7

SHA512
e14dc2f083bd976482554b62b875645815f6f6bcb9b604b366b7f854e2620222de8f038bb8ddbc2026082476246a9cc1855c6aa1b1cc2a1415feb4a75b4eaca1

Download Submit
memory/2712-122-0x00000000008D0000-0x0000000000A6F000-memory.dmp

Filesize
1.6MB

Download
memory/2712-117-0x0000000000A70000-0x0000000000D90000-memory.dmp

Filesize
3.1MB

Download
memory/2712-119-0x0000000000580000-0x00000000006CA000-memory.dmp

Filesize
1.3MB

Download
memory/2712-121-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-116-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3000-125-0x00000000027A0000-0x00000000027CF000-memory.dmp

Filesize
188KB

Download
memory/3000-124-0x0000000000170000-0x0000000000187000-memory.dmp

Filesize
92KB

Download
memory/3000-126-0x0000000002C20000-0x0000000002F40000-memory.dmp

Filesize
3.1MB

Download
memory/3000-127-0x0000000002F40000-0x0000000002FD3000-memory.dmp

Filesize
588KB

Download
memory/3004-120-0x00000000028C0000-0x000000000299C000-memory.dmp

Filesize
880KB

Download
memory/3004-123-0x0000000006A50000-0x0000000006B8B000-memory.dmp

Filesize
1.2MB

Download
memory/3004-128-0x0000000002DF0000-0x0000000002EDE000-memory.dmp

Filesize
952KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads