formbook | e58c9f4df9489046914307a021fc4a4069b00cba9e95092748b05ddf75fc1408

General

Target

sartname.exe
Size

1.2MB
MD5

c1f3c9e997f8bb5f646d3159cc034f63
SHA1

2d33cd7d13efb4c1b91ac70eb71ece327a80583c
SHA256

784e7f732ce32eec8f01959777f45b1393c6528da49bc92cd2da41890f7798f6
SHA512

73577f0b431277771a1a4a2ae6a9f1bfbe557178488e934712f37a2582def76a9efdcaf6a8bb307668e0c8adce74d6ea76e3d89ad126cd64f543a0ee35f16aa3

Score

10^/10

formbook n7ak persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

Decoy

audereventur.com

huro14.com

wwwjinsha155.com

antiquevendor.com

samuraisoulfood.net

traffic4updates.download

hypersarv.com

rapport-happy-wedding.com

rokutechnosupport.online

allworljob.com

hanaleedossmann.com

kauai-marathon.com

bepbosch.com

kangen-international.com

zoneshopemenowz.com

belviderewrestling.com

ipllink.com

sellingforcreators.com

wwwswty6655.com

qtumboa.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
behavioral1/memory/1604-57-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1604-58-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/1604-59-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/392-66-0x0000000000090000-0x00000000000BD000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZT8TFZIX7VM = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	msiexec.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 2 IoCs

Processes:

ieinstal.exemsiexec.exe

description	pid	process	target process
PID 1604 set thread context of 1268	1604	ieinstal.exe	Explorer.EXE
PID 392 set thread context of 1268	392	msiexec.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msiexec.exe

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

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

ieinstal.exemsiexec.exe

pid	process
1604	ieinstal.exe
1604	ieinstal.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe
392	msiexec.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

ieinstal.exemsiexec.exe

pid process

1604 ieinstal.exe
1604 ieinstal.exe
1604 ieinstal.exe
392 msiexec.exe
392 msiexec.exe
392 msiexec.exe
392 msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ieinstal.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 1604 ieinstal.exe
Token: SeDebugPrivilege 392 msiexec.exe

description	pid	process
Token: SeDebugPrivilege	1604	ieinstal.exe
Token: SeDebugPrivilege	392	msiexec.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

sartname.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 2004 wrote to memory of 1604	2004	sartname.exe	ieinstal.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 1268 wrote to memory of 392	1268	Explorer.EXE	msiexec.exe
PID 392 wrote to memory of 1964	392	msiexec.exe	Firefox.exe
PID 392 wrote to memory of 1964	392	msiexec.exe	Firefox.exe
PID 392 wrote to memory of 1964	392	msiexec.exe	Firefox.exe
PID 392 wrote to memory of 1964	392	msiexec.exe	Firefox.exe
PID 392 wrote to memory of 1964	392	msiexec.exe	Firefox.exe

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

C:\Users\Admin\AppData\Local\Temp\sartname.exe
"C:\Users\Admin\AppData\Local\Temp\sartname.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2004

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
PID:1604

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- 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:392

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1964

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\94O2R65S\94Ologim.jpeg
Filesize
55KB

MD5
bee1b7f277cf3c4b348027726438a73d

SHA1
c0b1e62da7b52dc4edd83e1af54cfe0f20738a4c

SHA256
03d387b78b309331637445a38d8a6d9593f62a29852419523ebfa8043d92b7cd

SHA512
18e06f07896c8b8b3e711bf6dce7a551c0b56b322477d9e33b8ea40fa4599fe6eee1a8a8685097dd863ffba311107966e00a55c0daa53bb67474047564b9d37e

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrv.ini
Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/392-68-0x0000000001EE0000-0x0000000001F73000-memory.dmp

Filesize
588KB

Download
memory/392-67-0x0000000002170000-0x0000000002473000-memory.dmp

Filesize
3.0MB

Download
memory/392-66-0x0000000000090000-0x00000000000BD000-memory.dmp

Filesize
180KB

Download
memory/392-65-0x0000000000620000-0x0000000000634000-memory.dmp

Filesize
80KB

Download
memory/392-63-0x0000000000000000-mapping.dmp

Download
memory/1268-62-0x0000000004710000-0x00000000047D6000-memory.dmp

Filesize
792KB

Download
memory/1268-69-0x0000000006340000-0x000000000648D000-memory.dmp

Filesize
1.3MB

Download
memory/1604-60-0x0000000002210000-0x0000000002513000-memory.dmp

Filesize
3.0MB

Download
memory/1604-61-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/1604-59-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/1604-58-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/1604-57-0x0000000000000000-mapping.dmp

Download
memory/1604-55-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/2004-54-0x0000000075381000-0x0000000075383000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads