formbook | e801fc69d4d730346c6ec81d9c9ab0bfc8471a345faf8cce76737115dccd87dc

General

Target

RevisedOverdueSOA_pdf.exe
Size

1.1MB
MD5

58a4eba0023aa5ea228cdd97cf332804
SHA1

73122ca5be7fb9e0cec9e3e9b6e867d0ee6d9eb6
SHA256

e801fc69d4d730346c6ec81d9c9ab0bfc8471a345faf8cce76737115dccd87dc
SHA512

c2c611857e31cc45d91241187ad03b4489d161bfe1f728b9ff03edd912622e173d5d2a8238bd9135eede999a43d5e298698b3115277cf30f9e40ffd5a9ed7c5e
SSDEEP

24576:WAHnh+eWsN3skA4RV1Hom2KXMmHaxW3hZznYIlWEqmm5:xh+ZkldoPK8YaxkZLYIvqH

Score

10^/10

formbook bi05 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi05

Decoy

ollow-the-bit.online

aopho.autos

14ra567dp.autos

48651301.top

ussian-dating-54714.bond

sychology-degree-80838.bond

lytracker.xyz

strology-forest.sbs

swjbcl3.top

ridgenexttechnologies.partners

lroy.sbs

kyscreen.vip

anhit.live

uckyheart.xyz

orddserials.online

hetune.shop

nherited-traits-ant.bond

stanaslot-1.xyz

sychologist-therapy-36914.bond

iandramonami.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/1120-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1120-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2128-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2408 set thread context of 1120	2408	RevisedOverdueSOA_pdf.exe	31
PID 1120 set thread context of 1248	1120	svchost.exe	21
PID 2128 set thread context of 1248	2128	cmmon32.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 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	RevisedOverdueSOA_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmmon32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1120	svchost.exe
1120	svchost.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe
2128	cmmon32.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2408	RevisedOverdueSOA_pdf.exe
1120	svchost.exe
1120	svchost.exe
1120	svchost.exe
2128	cmmon32.exe
2128	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1120	svchost.exe
Token: SeDebugPrivilege	2128	cmmon32.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2408	RevisedOverdueSOA_pdf.exe
2408	RevisedOverdueSOA_pdf.exe
1248	Explorer.EXE
1248	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2408	RevisedOverdueSOA_pdf.exe
2408	RevisedOverdueSOA_pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1120	2408	RevisedOverdueSOA_pdf.exe	31
PID 2408 wrote to memory of 1120	2408	RevisedOverdueSOA_pdf.exe	31
PID 2408 wrote to memory of 1120	2408	RevisedOverdueSOA_pdf.exe	31
PID 2408 wrote to memory of 1120	2408	RevisedOverdueSOA_pdf.exe	31
PID 2408 wrote to memory of 1120	2408	RevisedOverdueSOA_pdf.exe	31
PID 1248 wrote to memory of 2128	1248	Explorer.EXE	32
PID 1248 wrote to memory of 2128	1248	Explorer.EXE	32
PID 1248 wrote to memory of 2128	1248	Explorer.EXE	32
PID 1248 wrote to memory of 2128	1248	Explorer.EXE	32
PID 2128 wrote to memory of 2944	2128	cmmon32.exe	33
PID 2128 wrote to memory of 2944	2128	cmmon32.exe	33
PID 2128 wrote to memory of 2944	2128	cmmon32.exe	33
PID 2128 wrote to memory of 2944	2128	cmmon32.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Users\Admin\AppData\Local\Temp\RevisedOverdueSOA_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\RevisedOverdueSOA_pdf.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:2408
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\RevisedOverdueSOA_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1120
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2944

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/1120-14-0x00000000009A0000-0x0000000000CA3000-memory.dmp

Filesize
3.0MB

Download
memory/1120-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1120-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1120-16-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/1248-18-0x0000000007960000-0x0000000007A5A000-memory.dmp

Filesize
1000KB

Download
memory/1248-15-0x00000000044D0000-0x00000000046D0000-memory.dmp

Filesize
2.0MB

Download
memory/1248-27-0x0000000007A60000-0x0000000007B65000-memory.dmp

Filesize
1.0MB

Download
memory/1248-28-0x0000000007A60000-0x0000000007B65000-memory.dmp

Filesize
1.0MB

Download
memory/1248-31-0x0000000007A60000-0x0000000007B65000-memory.dmp

Filesize
1.0MB

Download
memory/2128-20-0x0000000000490000-0x000000000049D000-memory.dmp

Filesize
52KB

Download
memory/2128-19-0x0000000000490000-0x000000000049D000-memory.dmp

Filesize
52KB

Download
memory/2128-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2408-11-0x00000000001A0000-0x00000000001A4000-memory.dmp

Filesize
16KB

Download

Analysis

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