formbook | 5bdeae823decc2e03dbe71ea05e7ea871badc0865c0a2d0580d69761e1175900

General

Target

Quotation.exe
Size

673KB
MD5

0a4e34ccc6e3e118f225a4f38f731a14
SHA1

d8f89c49dbf6376607ea5379963bd95973fbfd18
SHA256

5bdeae823decc2e03dbe71ea05e7ea871badc0865c0a2d0580d69761e1175900
SHA512

9fe90ed6095223ee98eb1372708cf77c7b2cd2482899bded7bd9f99f823afdeb89370309e0a087000e4345dab4b10a428ffd1d0afa486b7091f8fc3f30d0cc70
SSDEEP

12288:1XFAO9mjNkvzScpPdK/Pr595FUCCVjscJ4nX0q2mY9+QQh3HEc:1XFNQyvzSYlCNIV+nX0q2I3HEc

Score

10^/10

formbook hy29 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy29

Decoy

obswell.online

etflix.luxury

ulunguwethu.store

ulbcenter.shop

nswering-service-mi-de-tt.click

upport-marketplace84.click

wepxbd163.lat

mplants-doctors.today

aofexf90yj.top

hermodynamic.space

dfg3n489.cyou

off.gay

alkak.cam

ijanarko.net

7tl.site

yaanincma.store

ires-47022.bond

elek4dalt77.xyz

foxsakepeople.online

ndefeatedqs.shop

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/2524-19-0x0000000000400000-0x0000000001462000-memory.dmp	formbook
behavioral1/memory/2524-21-0x0000000000400000-0x0000000001462000-memory.dmp	formbook
behavioral1/memory/2524-25-0x0000000000400000-0x0000000001462000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

pid	Process
1984	Quotation.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2524	Quotation.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1984	Quotation.exe
2524	Quotation.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 2524	1984	Quotation.exe	30
PID 2524 set thread context of 1240	2524	Quotation.exe	21
PID 2524 set thread context of 1240	2524	Quotation.exe	21

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\fips\beskydende.ini	Quotation.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	Quotation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Quotation.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2524	Quotation.exe
2524	Quotation.exe
2524	Quotation.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1984	Quotation.exe
2524	Quotation.exe
2524	Quotation.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	Quotation.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2524	1984	Quotation.exe	30
PID 1984 wrote to memory of 2524	1984	Quotation.exe	30
PID 1984 wrote to memory of 2524	1984	Quotation.exe	30
PID 1984 wrote to memory of 2524	1984	Quotation.exe	30
PID 1984 wrote to memory of 2524	1984	Quotation.exe	30
PID 1984 wrote to memory of 2524	1984	Quotation.exe	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1240
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Users\Admin\AppData\Local\Temp\Quotation.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
    3⤵
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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

\Users\Admin\AppData\Local\Temp\nsoA778.tmp\System.dll

Filesize
12KB

MD5
4add245d4ba34b04f213409bfe504c07

SHA1
ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

SHA256
9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

SHA512
1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

Download Submit
memory/1240-20-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1240-23-0x00000000052D0000-0x00000000053FC000-memory.dmp

Filesize
1.2MB

Download
memory/1984-13-0x0000000004E00000-0x0000000007309000-memory.dmp

Filesize
37.0MB

Download
memory/1984-14-0x0000000077A91000-0x0000000077B92000-memory.dmp

Filesize
1.0MB

Download
memory/1984-15-0x0000000077A90000-0x0000000077C39000-memory.dmp

Filesize
1.7MB

Download
memory/1984-16-0x0000000004E00000-0x0000000007309000-memory.dmp

Filesize
37.0MB

Download
memory/2524-17-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/2524-18-0x0000000077A90000-0x0000000077C39000-memory.dmp

Filesize
1.7MB

Download
memory/2524-19-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/2524-21-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/2524-25-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download

Analysis

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