formbook | 849c96dad8e472bb60d06687e6da765c687355295f98348286c25d8d2a9ae613

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
17/11/2022, 16:57

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General

Target
hbpuIkG2187U2uC.exe
Size 660KB
Sample221117-vf983sba2w
SHA256 849c96dad8e472bb60d06687e6da765c687355295f98348286c25d8d2a9ae613
MD5 34315b6f8b6c2a216d29136ed4a57a3b
SHA1 8cfd3128087cfc4e5792989720c5a0774b19f7ec
SHA512 e953b9f68f12e374532350a993a80e8ab21ac6c8052602e269ffb7fb3a725a3ab7c4ff8bae1dabeadc2216e483563fb64382d45e1106845e2d92749bb1474243
SSDEEP 12288:C9Ix2BMbTO24YsBMpRbhsXTIuboUk/U/5s5BDcjZnbCkI:g5BsHsBiRlsNbD/5JjZnbCkI
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook bmr1 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

bmr1

Decoy

q05YNsJC4MpYLGAf4A==
6KUzKCvwX0fwzrFQXvlucw==
KA4ZibW1w+hWN5Q=
TfgNq18tIWtsM7h+DexncQ==
zspNqjUKBdJVHTkiMMXJYeF7G53bVvMPoA==
hopQr+b8KzPIbMWvw0Yxir6cyw==
2thmt+17FR/MVsakbM/+w3xGOhopJw==
5gO5gfA6jwna/4FNSPqrvvHyr2A=
kqtr0wr9KaOXVMyDDexncQ==
PNldyz0Boa5cLGAf4A==
Gysor7fqabd0UzTwWp3Zir6cyw==
pMRgV18gtLorB21prX4=
ukpf+vu2u+hWN5Q=
pcS/rO+KmPMj69G9cMHnoSEm59cbIQ==
4fWGzv347bFNDYJeeIHKG5co
WXlRyM2Yn+4Ab1EgRAFHWdGDCzf1
ZPoM+2U1cwMzteOBsHY=
o8jQoNron4sT3A/KomE=
7QX8tTpv/A+YKw==
wFvmV8SY/A+YKw==
95ZJuruBovPziXkgyca4
DMhVqQXTdWLZcWM3IVNtZg==
Fya6G31VF/eHQ+OBsHY=
Q1AMfbPC2yU1IZV9q4C8vvHyr2A=
fRtdZZssSsG3s6Z7
bxBFLS8FnGv/bdOdDdjmfHz9ww==
0YG+jc1b/A+YKw==
lRliT3IEEDJ4ZoZ8a+7meQ==
dI7SuWbu40M=
Z4oXeMBk6sdDMow=
h5BX2BodM4ChJyEJXWhZEIlmBBTw
cYNHnMHSDHNoFn5XDexncQ==
U4uXeMXGel/Yo5F7JWy7ir6cyw==
w30JX9IHAfmEUkjMfJSh
nyYeAHdAO4ibDfK6+QoHkxDjQ0L/
kRNHMSv9qT1YAOi+/YTEubWayQ==
K84SAQbaiIE2JhEBwkI87fHyr2A=
/TfyyBrkRXG3s6Z7
Xm4DxD9z/A+YKw==
Iiod8GDRqTNm
UQavJOBL1PauNg==
5gHqohpY/A+YKw==
p9NjrOfd7y00suOBsHY=
+QwD0hEcmOH9FrqKOoip
t1ynrb95ITDbVcCcYLbyyYAhz/aC86DP
nsJ4j550C9tdGUvpa9jieQ==
2UyPicBXYsG3s6Z7
JcXRsh7oFKPHNx7+VFi2w/Hyr2A=
3AT+4Rqw0TI3s+OBsHY=
0m73TYSQvcdyP7Khu0w87fHyr2A=
0tyaI3KOu9UtnY5MWuNVKWo=
SXV//PAYkeL6tJB6LnC7ir6cyw==
BZ3ZnFfRqTNm
DIiVdbFCcAQd/3FWhBPOSNDjQ0L/
PzqDVoWG2r6rM5N9histir6cyw==
QFxDG5iTNsm3s6Z7
K07iK1LZc1POTrmDDexncQ==
1WJ3D0tnnQICtizlgdNO55Ii
Y3YBWZCixOhWN5Q=
N1AaNH32m3YaLGAf4A==
2wYTDEnS7XWxVTvMfJSh
Um9jMnNrA+BtRUDMfJSh
8eqyDgzQxuhWN5Q=
JbnNV71HXsW3s6Z7
escortsforme.com

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	hbpuIkG2187U2uC.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4836 set thread context of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 2836 set thread context of 3068	2836	hbpuIkG2187U2uC.exe	53
PID 3260 set thread context of 3068	3260	svchost.exe	53

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
4836	hbpuIkG2187U2uC.exe
4836	hbpuIkG2187U2uC.exe
4836	hbpuIkG2187U2uC.exe
4836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3068	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
2836	hbpuIkG2187U2uC.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe
3260	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4836	hbpuIkG2187U2uC.exe
Token: SeDebugPrivilege	2836	hbpuIkG2187U2uC.exe
Token: SeDebugPrivilege	3260	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 4356	4836	hbpuIkG2187U2uC.exe	89
PID 4836 wrote to memory of 4356	4836	hbpuIkG2187U2uC.exe	89
PID 4836 wrote to memory of 4356	4836	hbpuIkG2187U2uC.exe	89
PID 4836 wrote to memory of 2440	4836	hbpuIkG2187U2uC.exe	90
PID 4836 wrote to memory of 2440	4836	hbpuIkG2187U2uC.exe	90
PID 4836 wrote to memory of 2440	4836	hbpuIkG2187U2uC.exe	90
PID 4836 wrote to memory of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 4836 wrote to memory of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 4836 wrote to memory of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 4836 wrote to memory of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 4836 wrote to memory of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 4836 wrote to memory of 2836	4836	hbpuIkG2187U2uC.exe	91
PID 3068 wrote to memory of 3260	3068	Explorer.EXE	92
PID 3068 wrote to memory of 3260	3068	Explorer.EXE	92
PID 3068 wrote to memory of 3260	3068	Explorer.EXE	92
PID 3260 wrote to memory of 808	3260	svchost.exe	93
PID 3260 wrote to memory of 808	3260	svchost.exe	93
PID 3260 wrote to memory of 808	3260	svchost.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe
  "C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4836
- - C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe
    "C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe"
    3⤵
    PID:4356
- - C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe
    "C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe"
    3⤵
    PID:2440
- - C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe
    "C:\Users\Admin\AppData\Local\Temp\hbpuIkG2187U2uC.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2836
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3260
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2836-147-0x0000000000401000-0x000000000042F000-memory.dmp

Download

memory/2836-149-0x00000000015D0000-0x00000000015E0000-memory.dmp

Download

memory/2836-148-0x0000000001630000-0x000000000197A000-memory.dmp

Download

memory/2836-143-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/2836-145-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/2836-146-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/3068-158-0x0000000007B00000-0x0000000007C88000-memory.dmp

Download

memory/3068-157-0x0000000007B00000-0x0000000007C88000-memory.dmp

Download

memory/3068-150-0x0000000002700000-0x0000000002804000-memory.dmp

Download

memory/3260-152-0x0000000000070000-0x000000000007E000-memory.dmp

Download

memory/3260-153-0x0000000000660000-0x000000000068D000-memory.dmp

Download

memory/3260-154-0x0000000001100000-0x000000000144A000-memory.dmp

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memory/3260-155-0x0000000000D70000-0x0000000000DFF000-memory.dmp

Download

memory/3260-156-0x0000000000660000-0x000000000068D000-memory.dmp

Download

memory/4836-139-0x0000000007AB0000-0x0000000007B4C000-memory.dmp

Download

memory/4836-138-0x00000000050F0000-0x00000000050FA000-memory.dmp

Download

memory/4836-135-0x00000000006B0000-0x000000000075C000-memory.dmp

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memory/4836-137-0x0000000005150000-0x00000000051E2000-memory.dmp

Download

memory/4836-136-0x0000000005700000-0x0000000005CA4000-memory.dmp

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