formbook | f103740fb52ede21a83869422e975388b8d8465d67cac671b92b4146c57dab20

General

Target

Attached is the new order, mecano group.exe
Size

1.1MB
MD5

727396a68b9b5cbf700d7b948db6d830
SHA1

bd50594103f8554d8e076f0cc3a5a65c95586bee
SHA256

ca1d053d41842ab4052e83f395cfef43d3b79f16a5c437fbfcc10fef27c97ca8
SHA512

a1a1129d9630a3731daaf22bf67baa655bf8026da116e69d008641e9697dbaab9ac78a6a2c5acdeb733df64c8a343c88ef822adf07ace41cf95fbb64d8c0f3df

Score

10^/10

formbook 3nop persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

bakecakesandmore.com

shenglisuoye.com

chinapopfactory.com

ynlrhd.com

liqourforyou.com

leonqamil.com

meccafon.com

online-marketing-strategie.biz

rbfxi.com

frseyb.info

leyu91.com

hotsmail.today

beepot.tech

dunaemmetmobility.com

sixpenceworkshop.com

incrediblefavorcoaching.com

pofo.info

yanshudaili.com

yellowbrickwedding.com

paintpartyblueprint.com

Signatures

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

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1960-56-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/856-59-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/856-64-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/580-70-0x0000000000080000-0x00000000000AD000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

mstsc.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\1B3DUFW8NHJH = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	mstsc.exe
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	mstsc.exe

Adds Run key to start application 2 TTPs 1 IoCs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Processes:

mstsc.exe

description ioc process

Key created \Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run mstsc.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	mstsc.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

ieinstal.exemstsc.exe

description	pid	process	target process
PID 856 set thread context of 1268	856	ieinstal.exe	Explorer.EXE
PID 856 set thread context of 1268	856	ieinstal.exe	Explorer.EXE
PID 580 set thread context of 1268	580	mstsc.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

mstsc.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	mstsc.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	7	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	5	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

ieinstal.exemstsc.exe

pid	process
856	ieinstal.exe
856	ieinstal.exe
856	ieinstal.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe
580	mstsc.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

ieinstal.exemstsc.exe

pid process

856 ieinstal.exe
856 ieinstal.exe
856 ieinstal.exe
856 ieinstal.exe
580 mstsc.exe
580 mstsc.exe
580 mstsc.exe
580 mstsc.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

ieinstal.exemstsc.exeExplorer.EXE

description pid process

Token: SeDebugPrivilege 856 ieinstal.exe
Token: SeDebugPrivilege 580 mstsc.exe
Token: SeShutdownPrivilege 1268 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	856	ieinstal.exe
Token: SeDebugPrivilege	580	mstsc.exe
Token: SeShutdownPrivilege	1268	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

Attached is the new order, mecano group.exeieinstal.exeExplorer.EXEmstsc.exe

description	pid	process	target process
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 1960 wrote to memory of 856	1960	Attached is the new order, mecano group.exe	ieinstal.exe
PID 856 wrote to memory of 580	856	ieinstal.exe	mstsc.exe
PID 856 wrote to memory of 580	856	ieinstal.exe	mstsc.exe
PID 856 wrote to memory of 580	856	ieinstal.exe	mstsc.exe
PID 856 wrote to memory of 580	856	ieinstal.exe	mstsc.exe
PID 1268 wrote to memory of 832	1268	Explorer.EXE	cscript.exe
PID 1268 wrote to memory of 832	1268	Explorer.EXE	cscript.exe
PID 1268 wrote to memory of 832	1268	Explorer.EXE	cscript.exe
PID 1268 wrote to memory of 832	1268	Explorer.EXE	cscript.exe
PID 580 wrote to memory of 1552	580	mstsc.exe	Firefox.exe
PID 580 wrote to memory of 1552	580	mstsc.exe	Firefox.exe
PID 580 wrote to memory of 1552	580	mstsc.exe	Firefox.exe
PID 580 wrote to memory of 1552	580	mstsc.exe	Firefox.exe
PID 580 wrote to memory of 1552	580	mstsc.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1268

C:\Users\Admin\AppData\Local\Temp\Attached is the new order, mecano group.exe
"C:\Users\Admin\AppData\Local\Temp\Attached is the new order, mecano group.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1960

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:856

C:\Windows\SysWOW64\mstsc.exe
"C:\Windows\SysWOW64\mstsc.exe"
4⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:580

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
5⤵
PID:1552

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
PID:832

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\-65A6372\-65logim.jpeg
Filesize
55KB

MD5
bba124df7b9a1e817337593dcee7f438

SHA1
d4b2b37bf0c18692e4a09714fe4b71ec82cf1e9f

SHA256
788bd157dd19b1f8255e640a9a30f01170c6e2f8814daf406686164d45fb149a

SHA512
0a4e2d7c999bdc5e7524562f88a63fdf8e367b80ecb58950a789c8503565d2d6d88c6192b1c263aa0a3a11105badfb2415ad0b0081aae32b8a14dabc78fd653e

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrv.ini
Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/580-67-0x0000000000000000-mapping.dmp

Download
memory/580-72-0x0000000001F20000-0x0000000001FB3000-memory.dmp

Filesize
588KB

Download
memory/580-71-0x00000000020A0000-0x00000000023A3000-memory.dmp

Filesize
3.0MB

Download
memory/580-70-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/580-69-0x0000000000320000-0x0000000000424000-memory.dmp

Filesize
1.0MB

Download
memory/856-62-0x00000000002D0000-0x00000000002E4000-memory.dmp

Filesize
80KB

Download
memory/856-65-0x0000000000350000-0x0000000000364000-memory.dmp

Filesize
80KB

Download
memory/856-64-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/856-61-0x0000000002240000-0x0000000002543000-memory.dmp

Filesize
3.0MB

Download
memory/856-59-0x0000000000000000-mapping.dmp

Download
memory/856-57-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/1268-66-0x0000000004D80000-0x0000000004E91000-memory.dmp

Filesize
1.1MB

Download
memory/1268-63-0x0000000004710000-0x0000000004820000-memory.dmp

Filesize
1.1MB

Download
memory/1268-73-0x0000000006340000-0x0000000006483000-memory.dmp

Filesize
1.3MB

Download
memory/1960-54-0x0000000075381000-0x0000000075383000-memory.dmp

Filesize
8KB

Download
memory/1960-56-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads