formbook | 60e3ebeb0d350be55991be238d65e914655754e4e05024ebe02774c70a83d800

General

Target

Commander une image.exe
Size

419KB
MD5

f5a09e2bec2448ffe0f1121af91411ab
SHA1

b81e12b89a1d72c90bfe6b5fe95b4b053e0207e6
SHA256

90bbdf4e97b2f992340311300e29ce5dd0e8112c6dc681e3354855097eb83ad2
SHA512

927216a2a0e9bc9141a0e9d32164b5e85708902fa8d22fe328d4ccecaf7f5bc562c875c330e3fedab8e8ee40d4612bd2d1ad57df2daeb83c0d856ed8bbefbfb4
SSDEEP

6144:yGid26cy+QMFCjTOkpNEVMDGFYSM7QABzKNKVQ7i4iOE1u9fUy+z4Cz5qyj:ZzyuCnjDWMxZ7QUup5iO+u9X+z42ME

Score

10^/10

formbook dn7r discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2224-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2224-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2224-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3064-22-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2712	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2872	Commander une image.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2224	2872	Commander une image.exe	30
PID 2224 set thread context of 1188	2224	Commander une image.exe	21
PID 2224 set thread context of 1188	2224	Commander une image.exe	21
PID 3064 set thread context of 1188	3064	control.exe	21

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 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	Commander une image.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2224	Commander une image.exe
2224	Commander une image.exe
2224	Commander une image.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe
3064	control.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2224	Commander une image.exe
2224	Commander une image.exe
2224	Commander une image.exe
2224	Commander une image.exe
3064	control.exe
3064	control.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	Commander une image.exe
Token: SeDebugPrivilege	3064	control.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 2872 wrote to memory of 2224	2872	Commander une image.exe	30
PID 1188 wrote to memory of 3064	1188	Explorer.EXE	31
PID 1188 wrote to memory of 3064	1188	Explorer.EXE	31
PID 1188 wrote to memory of 3064	1188	Explorer.EXE	31
PID 1188 wrote to memory of 3064	1188	Explorer.EXE	31
PID 3064 wrote to memory of 2712	3064	control.exe	32
PID 3064 wrote to memory of 2712	3064	control.exe	32
PID 3064 wrote to memory of 2712	3064	control.exe	32
PID 3064 wrote to memory of 2712	3064	control.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\Commander une image.exe
  "C:\Users\Admin\AppData\Local\Temp\Commander une image.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Users\Admin\AppData\Local\Temp\Commander une image.exe
    "C:\Users\Admin\AppData\Local\Temp\Commander une image.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2224
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:3064
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Commander une image.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2712

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

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Downloads

\Users\Admin\AppData\Local\Temp\nso5DAB.tmp\xkaja.dll

Filesize
34KB

MD5
e5ff8d9cb45aeff5b05a5a1e54336585

SHA1
a2d037bd24fc22f65ab3816ed135f301bd96f051

SHA256
54df2592ba748fedb122fc6c4c18172bec40568fc057b1832cdadc808ce22dcc

SHA512
e2a0aa236957ca5823bcc9f091a263970621715f85f89bfb78adc5333cafe912db1e51bf00e8e592f08089e91cfe62a71070745f5ed131c1c0c025211c667582

Download Submit
memory/1188-12-0x0000000007200000-0x000000000731E000-memory.dmp

Filesize
1.1MB

Download
memory/1188-15-0x0000000007200000-0x000000000731E000-memory.dmp

Filesize
1.1MB

Download
memory/1188-16-0x0000000007320000-0x00000000074A9000-memory.dmp

Filesize
1.5MB

Download
memory/1188-23-0x0000000007320000-0x00000000074A9000-memory.dmp

Filesize
1.5MB

Download
memory/2224-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2224-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2224-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2872-7-0x0000000010009000-0x000000001000B000-memory.dmp

Filesize
8KB

Download
memory/3064-21-0x0000000000DC0000-0x0000000000DDF000-memory.dmp

Filesize
124KB

Download
memory/3064-19-0x0000000000DC0000-0x0000000000DDF000-memory.dmp

Filesize
124KB

Download
memory/3064-22-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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