formbook | 05ce261d0c4a0b23b202e6a18d1039177375f13e40350690afa7b18053860075

General

Target

Order Inquiry1.exe
Size

260KB
MD5

3a29b67a14c7eb8db86fe2ab3341a252
SHA1

2785e2478ac19d8f97c08423606e6fa9a9259888
SHA256

05ce261d0c4a0b23b202e6a18d1039177375f13e40350690afa7b18053860075
SHA512

5f3e7a5421b9b9100741521a5e9bb9facab96038c3665c5a7933cb88fd5c8707b62174b32c5af22337cbd7f7c03ed44ce2fd3ebbba9de6b21c81e2e57ccb9916

Score

10^/10

formbook dn7r rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

C2

http://www.yourherogarden.net/dn7r/

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4020-119-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4020-120-0x000000000041F200-mapping.dmp	formbook
behavioral2/memory/4000-127-0x0000000000700000-0x000000000072F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

Order Inquiry1.exe

pid process

2228 Order Inquiry1.exe

pid	process
2228	Order Inquiry1.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Order Inquiry1.exeOrder Inquiry1.exesvchost.exe

description	pid	process	target process
PID 2228 set thread context of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 4020 set thread context of 396	4020	Order Inquiry1.exe	Explorer.EXE
PID 4000 set thread context of 396	4000	svchost.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 60 IoCs

Processes:

Order Inquiry1.exesvchost.exe

pid	process
4020	Order Inquiry1.exe
4020	Order Inquiry1.exe
4020	Order Inquiry1.exe
4020	Order Inquiry1.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe
4000	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

396 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Order Inquiry1.exesvchost.exe

pid process

4020 Order Inquiry1.exe
4020 Order Inquiry1.exe
4020 Order Inquiry1.exe
4000 svchost.exe
4000 svchost.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Order Inquiry1.exesvchost.exe

description pid process

Token: SeDebugPrivilege 4020 Order Inquiry1.exe
Token: SeDebugPrivilege 4000 svchost.exe

pid	process
396	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4020	Order Inquiry1.exe
Token: SeDebugPrivilege	4000	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Order Inquiry1.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 2228 wrote to memory of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 2228 wrote to memory of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 2228 wrote to memory of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 2228 wrote to memory of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 2228 wrote to memory of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 2228 wrote to memory of 4020	2228	Order Inquiry1.exe	Order Inquiry1.exe
PID 396 wrote to memory of 4000	396	Explorer.EXE	svchost.exe
PID 396 wrote to memory of 4000	396	Explorer.EXE	svchost.exe
PID 396 wrote to memory of 4000	396	Explorer.EXE	svchost.exe
PID 4000 wrote to memory of 3864	4000	svchost.exe	cmd.exe
PID 4000 wrote to memory of 3864	4000	svchost.exe	cmd.exe
PID 4000 wrote to memory of 3864	4000	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:396

C:\Users\Admin\AppData\Local\Temp\Order Inquiry1.exe
"C:\Users\Admin\AppData\Local\Temp\Order Inquiry1.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2228

C:\Users\Admin\AppData\Local\Temp\Order Inquiry1.exe
"C:\Users\Admin\AppData\Local\Temp\Order Inquiry1.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4020

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4000

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Order Inquiry1.exe"
3⤵
PID:3864

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

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Downloads

\Users\Admin\AppData\Local\Temp\nsg9FFB.tmp\jvuwfsmanzc.dll
MD5
6b3fe0c559c0fc513bc126d1bb340087

SHA1
5d88167c2d3a71218c67a19119dbe29fea4eb3db

SHA256
19fe99aca48aa0f5e4ce8fd12f0791335b580af84571d4e01f57644bb43199a7

SHA512
3a6e3a099be2e2668cbbe76a36a5d84f66947715dc051d3b9bd06feab9e85202f2c2e3a98b27ecd220830b8817c81ef7d8259a61d3f15dfecc9ffeeb5db952b2

Download Submit
memory/396-124-0x0000000005020000-0x00000000051B4000-memory.dmp

Filesize
1.6MB

Download
memory/396-131-0x0000000006090000-0x0000000006215000-memory.dmp

Filesize
1.5MB

Download
memory/3864-128-0x0000000000000000-mapping.dmp

Download
memory/4000-125-0x0000000000000000-mapping.dmp

Download
memory/4000-126-0x0000000000FB0000-0x0000000000FBC000-memory.dmp

Filesize
48KB

Download
memory/4000-127-0x0000000000700000-0x000000000072F000-memory.dmp

Filesize
188KB

Download
memory/4000-129-0x0000000003150000-0x0000000003470000-memory.dmp

Filesize
3.1MB

Download
memory/4000-130-0x0000000000C70000-0x0000000000D04000-memory.dmp

Filesize
592KB

Download
memory/4020-123-0x00000000008E0000-0x00000000008F5000-memory.dmp

Filesize
84KB

Download
memory/4020-122-0x00000000009B0000-0x0000000000CD0000-memory.dmp

Filesize
3.1MB

Download
memory/4020-120-0x000000000041F200-mapping.dmp

Download
memory/4020-119-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads