formbook | 735e6e491fcd3f5b9b0d678584298a2167a52b279dfc72f20ade5c48eb68587b

General

Target

PO.exe
Size

874KB
MD5

82e39fd79e80fb9e2a5d1083db4649c2
SHA1

c0f5e1212746ea51b59d77ed7b18302c5ce76bcb
SHA256

735e6e491fcd3f5b9b0d678584298a2167a52b279dfc72f20ade5c48eb68587b
SHA512

f1f3e30c9fdd14c4771f931703dda252f68c9da93d4bec1e288a30de11f9cfe8e426785391d0c1b9e7b2d957b6ad10162a1153aa355170cf2cca0e6638b7313b
SSDEEP

12288:7xbkZK42iNC09uuRhIIVblRcDiLkR36xf8Dd4iMEpbADqjJ5nX8:7Q1Su/TNLkR3C8yMjrX

Score

10^/10

formbook r7cm rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

r7cm

Decoy

Aqo0+xUSgri27ldyZ1IaWBPkw2TbEQ==

ZP/9kCFZzmfUkIgyoIwLGN0oyTc0W48=

P7qnLdI7nN6gDmiHlXEhWMpEO1bq

kiQwcHqHlEJGQOj4

iVggF68HUwBY9PKDvfZn3A==

85Xs9wxBf2/YbUnFHEl+fc1rAg==

fhCkZ4mlBTh3+2ZcVz9EULpn

9oQEyAM7q6Vzd1r8I22h39m/faY=

gFymGrT7TLQCkGjkIfdyvStfDA==

Tca3AVmwHVB7f+7rLdF9iMg=

P74RFbEaU4ZMMOLcH8qN

89WjqBar7bhM

hWQ2NcoNYFDNclLkKdF9iMg=

87qLiitpbJ4q4w==

67iJmOzoR/xtC4284tK91gmbTHy5HwUt

4lhAfaucExf7HQR1vfZn3A==

aTp3x97xXGz4cqgmJg==

EqafII6PyzJ99xBztYoRSW5tFQ==

vUanrfkDKfpnG1+4LpY=

i0tqsoz0DcJA

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\Geo\Nation	PO.exe

Loads dropped DLL 1 IoCs

pid	Process
1040	colorcpl.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1044 set thread context of 1668	1044	PO.exe	28
PID 1668 set thread context of 1192	1668	PO.exe	20
PID 1040 set thread context of 1192	1040	colorcpl.exe	20

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-999675638-2867687379-27515722-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1044	PO.exe
1668	PO.exe
1668	PO.exe
1668	PO.exe
1668	PO.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1668	PO.exe
1668	PO.exe
1668	PO.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe
1040	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1044	PO.exe
Token: SeDebugPrivilege	1668	PO.exe
Token: SeDebugPrivilege	1040	colorcpl.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 612	1044	PO.exe	27
PID 1044 wrote to memory of 612	1044	PO.exe	27
PID 1044 wrote to memory of 612	1044	PO.exe	27
PID 1044 wrote to memory of 612	1044	PO.exe	27
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1044 wrote to memory of 1668	1044	PO.exe	28
PID 1192 wrote to memory of 1040	1192	Explorer.EXE	29
PID 1192 wrote to memory of 1040	1192	Explorer.EXE	29
PID 1192 wrote to memory of 1040	1192	Explorer.EXE	29
PID 1192 wrote to memory of 1040	1192	Explorer.EXE	29
PID 1040 wrote to memory of 1856	1040	colorcpl.exe	32
PID 1040 wrote to memory of 1856	1040	colorcpl.exe	32
PID 1040 wrote to memory of 1856	1040	colorcpl.exe	32
PID 1040 wrote to memory of 1856	1040	colorcpl.exe	32
PID 1040 wrote to memory of 1856	1040	colorcpl.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\PO.exe
  "C:\Users\Admin\AppData\Local\Temp\PO.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1044
- - C:\Users\Admin\AppData\Local\Temp\PO.exe
    "{path}"
    3⤵
    PID:612
- - C:\Users\Admin\AppData\Local\Temp\PO.exe
    "{path}"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1668
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1040
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1856

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
810KB

MD5
c6ec991471d42128268ea10236d9cdb8

SHA1
d569350d02db6a118136220da8de40a9973084f1

SHA256
1b755cc3093dd45a0df857854aedfeb3c8f3622cff5bc491f2d492ebfa3ef8e0

SHA512
a67ed46547b9270c8a5a7a947b375cb6baf3211072f90170aae2bb6ce9c4fe9d7be3e9d782420dcfdbc19a1f232b3be561ca503b80e8dc3e036a62c54cad5b57

Download Submit
memory/1040-78-0x0000000000120000-0x000000000014D000-memory.dmp

Filesize
180KB

Download
memory/1040-73-0x0000000000970000-0x0000000000988000-memory.dmp

Filesize
96KB

Download
memory/1040-74-0x0000000000120000-0x000000000014D000-memory.dmp

Filesize
180KB

Download
memory/1040-75-0x0000000001F20000-0x0000000002223000-memory.dmp

Filesize
3.0MB

Download
memory/1040-76-0x0000000001D90000-0x0000000001E1F000-memory.dmp

Filesize
572KB

Download
memory/1044-54-0x0000000000CC0000-0x0000000000DA0000-memory.dmp

Filesize
896KB

Download
memory/1044-58-0x0000000000950000-0x0000000000984000-memory.dmp

Filesize
208KB

Download
memory/1044-57-0x00000000057F0000-0x000000000587C000-memory.dmp

Filesize
560KB

Download
memory/1044-56-0x00000000004C0000-0x00000000004E0000-memory.dmp

Filesize
128KB

Download
memory/1044-55-0x0000000075C61000-0x0000000075C63000-memory.dmp

Filesize
8KB

Download
memory/1192-79-0x0000000004C60000-0x0000000004D55000-memory.dmp

Filesize
980KB

Download
memory/1192-77-0x0000000004C60000-0x0000000004D55000-memory.dmp

Filesize
980KB

Download
memory/1192-70-0x0000000004AE0000-0x0000000004C53000-memory.dmp

Filesize
1.4MB

Download
memory/1668-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1668-69-0x00000000000E0000-0x00000000000F0000-memory.dmp

Filesize
64KB

Download
memory/1668-68-0x0000000000940000-0x0000000000C43000-memory.dmp

Filesize
3.0MB

Download
memory/1668-67-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/1668-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1668-65-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1668-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1668-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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