formbook | e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233

General

Target

e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
Size

1.3MB
MD5

64f471fde16292a009e36bf0d6a9d096
SHA1

db9671b53ee496c1b2c42f3e91f608ec9af55061
SHA256

e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233
SHA512

ff1b8c1a9a682cc8942aca1ec8227b9df78a7b86fd19f9eff3f52550d2b68a581f0c9ac12cd384990dc030b8623b70dd808914cb886ee0987b8eaae34b79333e
SSDEEP

24576:gqDEvCTbMWu7rQYlBQcBiT6rprG8amryWbwoj0DrUs2CHoe:gTvC/MTQYxsWR7am2WE7+CH

Score

10^/10

formbook a02d discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a02d

Decoy

coplus.market

oofing-jobs-74429.bond

healchemists.xyz

oofcarpenternearme-jp.xyz

enewebsolutions.online

harepoint.legal

88977.club

omptables.xyz

eat-pumps-31610.bond

endown.graphics

amsexgirls.website

ovevibes.xyz

u-thiensu.online

yblinds.xyz

rumpchiefofstaff.store

erzog.fun

rrm.lat

agiclime.pro

agaviet59.shop

lbdoanhnhan.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2268-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2268-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2268-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2892 set thread context of 2268	2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe	30
PID 2268 set thread context of 1212	2268	svchost.exe	21
PID 2268 set thread context of 1212	2268	svchost.exe	21

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2896	2988	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2268	svchost.exe
2268	svchost.exe
2268	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
2268	svchost.exe
2268	svchost.exe
2268	svchost.exe
2268	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2268	svchost.exe
Token: SeShutdownPrivilege	1212	Explorer.EXE
Token: SeShutdownPrivilege	1212	Explorer.EXE
Token: SeShutdownPrivilege	1212	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 2268	2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe	30
PID 2892 wrote to memory of 2268	2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe	30
PID 2892 wrote to memory of 2268	2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe	30
PID 2892 wrote to memory of 2268	2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe	30
PID 2892 wrote to memory of 2268	2892	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe	30
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 1212 wrote to memory of 2988	1212	Explorer.EXE	31
PID 2988 wrote to memory of 2896	2988	msiexec.exe	32
PID 2988 wrote to memory of 2896	2988	msiexec.exe	32
PID 2988 wrote to memory of 2896	2988	msiexec.exe	32
PID 2988 wrote to memory of 2896	2988	msiexec.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe
  "C:\Users\Admin\AppData\Local\Temp\e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2268
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 268
    3⤵
    - Program crash
    PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1212-8-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1212-21-0x0000000004240000-0x0000000004336000-memory.dmp

Filesize
984KB

Download
memory/1212-13-0x0000000004E90000-0x0000000005012000-memory.dmp

Filesize
1.5MB

Download
memory/1212-14-0x0000000004240000-0x0000000004336000-memory.dmp

Filesize
984KB

Download
memory/1212-9-0x0000000004E90000-0x0000000005012000-memory.dmp

Filesize
1.5MB

Download
memory/2268-7-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/2268-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2268-4-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download
memory/2268-12-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/2268-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2268-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2892-2-0x00000000009F0000-0x0000000000DF0000-memory.dmp

Filesize
4.0MB

Download
memory/2988-15-0x0000000000A60000-0x0000000000A74000-memory.dmp

Filesize
80KB

Download
memory/2988-16-0x0000000000A60000-0x0000000000A74000-memory.dmp

Filesize
80KB

Download
memory/2988-18-0x0000000000A60000-0x0000000000A74000-memory.dmp

Filesize
80KB

Download

Analysis

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