formbook | 5b37a66d9c4dce04b671f22c0746f1472e9dc089972e4b0c949d3884bfcb2b66

General

Target

202139769574 Shipping Documents.exe
Size

229KB
MD5

eee5f618718bc8237bb9c7a48154cf1a
SHA1

84dc873f65dc9e86978944d1adddb762efcf2631
SHA256

cc7b066e0fa912d406c27790458ad6feb171b27275b6e3fe46b7a7574da7bfce
SHA512

8f49fab9642c63814bc77ff302d05719d92404fe38bd220060a161c51b3f6f129bd5c4b2a4b3a2e1e239488e31f157f32b772505f8501003682cc9904d205c57

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.magnumopuspro.com/nyr/

Decoy

anemone-vintage.com

ironcitytools.com

joshandmatthew.com

breathtakingscenery.photos

karabakh-terror.com

micahelgall.com

entretiendesterrasses.com

mhgholdings.com

blewm.com

sidewalknotary.com

ytrs-elec.com

danhpham.com

ma21cle2henz.xyz

lotusforlease.com

shipleyphotoandfilm.com

bulktool.xyz

ouedzmala.com

yichengvpr.com

connectmygames.com

chjcsc.com

Signatures

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

Formbook Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2032-64-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1972-71-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1588 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

202139769574 Shipping Documents.exe

pid process

1820 202139769574 Shipping Documents.exe

pid	process
1588	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

202139769574 Shipping Documents.exe202139769574 Shipping Documents.execmd.exe

description	pid	process	target process
PID 1820 set thread context of 2032	1820	202139769574 Shipping Documents.exe	202139769574 Shipping Documents.exe
PID 2032 set thread context of 1208	2032	202139769574 Shipping Documents.exe	Explorer.EXE
PID 1972 set thread context of 1208	1972	cmd.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 31 IoCs

Processes:

202139769574 Shipping Documents.execmd.exe

pid	process
2032	202139769574 Shipping Documents.exe
2032	202139769574 Shipping Documents.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe
1972	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE

pid	process
1208	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

202139769574 Shipping Documents.exe202139769574 Shipping Documents.execmd.exe

pid	process
1820	202139769574 Shipping Documents.exe
2032	202139769574 Shipping Documents.exe
2032	202139769574 Shipping Documents.exe
2032	202139769574 Shipping Documents.exe
1972	cmd.exe
1972	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

202139769574 Shipping Documents.execmd.exe

description pid process

Token: SeDebugPrivilege 2032 202139769574 Shipping Documents.exe
Token: SeDebugPrivilege 1972 cmd.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE
1208 Explorer.EXE
1208 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE
1208 Explorer.EXE
1208 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	2032	202139769574 Shipping Documents.exe
Token: SeDebugPrivilege	1972	cmd.exe

pid	process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

pid	process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

202139769574 Shipping Documents.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 1820 wrote to memory of 2032	1820	202139769574 Shipping Documents.exe	202139769574 Shipping Documents.exe
PID 1820 wrote to memory of 2032	1820	202139769574 Shipping Documents.exe	202139769574 Shipping Documents.exe
PID 1820 wrote to memory of 2032	1820	202139769574 Shipping Documents.exe	202139769574 Shipping Documents.exe
PID 1820 wrote to memory of 2032	1820	202139769574 Shipping Documents.exe	202139769574 Shipping Documents.exe
PID 1820 wrote to memory of 2032	1820	202139769574 Shipping Documents.exe	202139769574 Shipping Documents.exe
PID 1208 wrote to memory of 1972	1208	Explorer.EXE	cmd.exe
PID 1208 wrote to memory of 1972	1208	Explorer.EXE	cmd.exe
PID 1208 wrote to memory of 1972	1208	Explorer.EXE	cmd.exe
PID 1208 wrote to memory of 1972	1208	Explorer.EXE	cmd.exe
PID 1972 wrote to memory of 1588	1972	cmd.exe	cmd.exe
PID 1972 wrote to memory of 1588	1972	cmd.exe	cmd.exe
PID 1972 wrote to memory of 1588	1972	cmd.exe	cmd.exe
PID 1972 wrote to memory of 1588	1972	cmd.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\Temp\202139769574 Shipping Documents.exe
"C:\Users\Admin\AppData\Local\Temp\202139769574 Shipping Documents.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1820

C:\Users\Admin\AppData\Local\Temp\202139769574 Shipping Documents.exe
"C:\Users\Admin\AppData\Local\Temp\202139769574 Shipping Documents.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\202139769574 Shipping Documents.exe"
3⤵
- Deletes itself
PID:1588

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nsn648F.tmp\22m80anrrsp.dll
MD5
a91a7f4f897a9e713b5773e389980197

SHA1
7b8bf8b09702848ef1e3fb0cfd8fa94fbf92ffc3

SHA256
e74da3284780511c44e53fc952a7dfe12578ddcb37c3bcff43c1c45d5a427b0a

SHA512
883a8957a712b3a83c90555b19cb71bd49ead9b8b042ff18515007b3a081208f7e1af38d56bdc0610d5a7f8d7758ff1dc3a8264e20dcf2e294cf852bb604b9df

Download Submit
memory/1208-67-0x0000000004D00000-0x0000000004E68000-memory.dmp

Filesize
1.4MB

Download
memory/1208-74-0x0000000004EA0000-0x0000000004FA0000-memory.dmp

Filesize
1024KB

Download
memory/1588-69-0x0000000000000000-mapping.dmp

Download
memory/1820-63-0x00000000004A0000-0x00000000004A2000-memory.dmp

Filesize
8KB

Download
memory/1820-60-0x0000000076641000-0x0000000076643000-memory.dmp

Filesize
8KB

Download
memory/1972-68-0x0000000000000000-mapping.dmp

Download
memory/1972-70-0x0000000049FC0000-0x000000004A00C000-memory.dmp

Filesize
304KB

Download
memory/1972-71-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/1972-72-0x0000000002270000-0x0000000002573000-memory.dmp

Filesize
3.0MB

Download
memory/1972-73-0x0000000000420000-0x00000000004B3000-memory.dmp

Filesize
588KB

Download
memory/2032-64-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2032-66-0x0000000000A00000-0x0000000000A14000-memory.dmp

Filesize
80KB

Download
memory/2032-65-0x00000000006F0000-0x00000000009F3000-memory.dmp

Filesize
3.0MB

Download
memory/2032-62-0x000000000041EBA0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads