formbook | 4678a529e9765c07270509abcbe33fc8bbe276d1d994f384018d1a567ef177fd

Analysis

max time kernel
150s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2022, 14:09

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Quotation_pdf.exe
Size 1.0MB
Sample221031-rf4vhsbbb9
SHA256 4678a529e9765c07270509abcbe33fc8bbe276d1d994f384018d1a567ef177fd
MD5 6c532d411e0ea074041191f5697efefc
SHA1 83471e98e5e6fb1dfe575ac99a11d0ac98a8ac39
SHA512 d71bff8a833b8db5bcd7565d9d77d04799af1f4e78d28fc24163c61d575234b5f536fa30c9a8d6c1de30a82923d5c181ae8ba7ae4484609aa362bfec85e7898a
SSDEEP 12288:rK25NAbvwbiU54iis1dxk8i2whuJIzps71T+Vl4r8i0l80kDjARw+mH:el4ifiDdxkRuJAs7Sl4r89ZkDoZi
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook wzic rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

wzic

Decoy

EF24Z5/12y4m4hI5
jLoHu8E+DnrM
yvj+8ztHCvfS2BuHVDg=
HXrRqNvfzbEriN/oHi8=
l+I+8fv4zC1Lwsflu7ke2K64cA==
P4z2vOX7mEaTTZ3LnhYy7GEuUP4=
Sm7yu+o0CidvaoQ=
34Dms9fTqBNa+VsBEkQmO3Y9s71dfpeK
uq6SgrrKtBxGPjXeCH8UuWg=
63I7jdIk/WyQgrMTMW1WWGA=
JV3VPdD3zS4m4hI5
PyUI6BwkBCdvaoQ=
OMwQJXOHZ1SmJaydwA==
S5LpruTt0MAm4hI5
qKzzNk5nQy6cJaydwA==
nAQ1yNNZyCdvaoQ=
+cw3bXyIVDeWWZqLdyi6zQ==
QecZjiC4YkOtWw==
akobDyI93xB9Rg==
FOM+cbML6Np47v5pKB4w92EuUP4=
+mPiyNmF3xB9Rg==
OFROXe8uF2aL+yF4dyi6zQ==
m4hSPMgCzDRPPVsR8GHApUmRnA0akN0=
/xxn43TOu5wLa26k9iQE
ADCHQ4nQtiwYVsZ1cVHalZAZr5Tb
jyb99TZHIkVV1kDJYJAO2K64cA==
IBRRAafjr5IW0h4TqdyUjjGImg0akN0=
w9ysYEVM9yCQTA==
iPLoUOJOrUYwQjcx
sMzNgJSAUr/kTD834t9ANszTjfRhS20XNg==
nl2fw+L3xcJFrr8jMJbLS0T8
ccK/JLYjAWy2/zYx
e7r1Dr4tye6Ylpk=
itkpROtHJhzJyBuHVDg=
j7AgYaPnvr5QE3KQdyi6zQ==
+lU3m73ArpUnoNpP5DAcLUPVDPkblBeP
cQZbfTp7RrPSwg8z
rUurDjMs3xB9Rg==
llSxPtIUAqOWiIc=
jPjkXY2KXNCvsTilgyIC
xnbIbxlnNxWzLFiLU6zLS0T8
L6UOM8lWySdvaoQ=
NY3P4ZHhphg6MCicNn0O2K64cA==
abESPOUyCCdvaoQ=
1zR/SJDOrQw0noiRdyi6zQ==
SIHjsDZ8F0GzXw==
+OjFvPT2nzN3UQ==
ix0Da46eeunTASlP/utM7RUBcTjK8g==
HQk73pL90Eg+Da3L2Q==
+gv/AJTSqhwodBuHVDg=
wKjkIFWNF0GzXw==
4wJl8oTHraAahJPHAn4P2K64cA==
g4pZTIyXZUylJaydwA==
ZNSsKTCIYNEivulI0jEO
ELUXN80FyyYbWd/oHi8=
hn9xY42LZEwGv/qthYJuXmA=
G/hGnBxWFBd+TqJTLnrj9ZXQcTjK8g==
eHq/DpHhn5j6inj/Dn8UuWg=
XTSi80CRd0wI/u2RY38UuWg=
9yyJJHB8VsD1dHyUdyi6zQ==
0SKHPHq7mxwgYPNNICA=
KgksMyyWJJrV
fdPNJlaWJJrV
zdfF1SAtDSuLh44=
plasmaaircraft.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	Quotation_pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3036 set thread context of 3152	3036	Quotation_pdf.exe	87
PID 3152 set thread context of 380	3152	Quotation_pdf.exe	54
PID 4416 set thread context of 380	4416	wlanext.exe	54

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wlanext.exe

Suspicious behavior: EnumeratesProcesses 52 IoCs

pid	Process
3036	Quotation_pdf.exe
3036	Quotation_pdf.exe
3036	Quotation_pdf.exe
3036	Quotation_pdf.exe
3036	Quotation_pdf.exe
3036	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
380	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
3152	Quotation_pdf.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe
4416	wlanext.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3036	Quotation_pdf.exe
Token: SeDebugPrivilege	3152	Quotation_pdf.exe
Token: SeDebugPrivilege	4416	wlanext.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 904	3036	Quotation_pdf.exe	84
PID 3036 wrote to memory of 904	3036	Quotation_pdf.exe	84
PID 3036 wrote to memory of 904	3036	Quotation_pdf.exe	84
PID 3036 wrote to memory of 1028	3036	Quotation_pdf.exe	85
PID 3036 wrote to memory of 1028	3036	Quotation_pdf.exe	85
PID 3036 wrote to memory of 1028	3036	Quotation_pdf.exe	85
PID 3036 wrote to memory of 964	3036	Quotation_pdf.exe	86
PID 3036 wrote to memory of 964	3036	Quotation_pdf.exe	86
PID 3036 wrote to memory of 964	3036	Quotation_pdf.exe	86
PID 3036 wrote to memory of 3152	3036	Quotation_pdf.exe	87
PID 3036 wrote to memory of 3152	3036	Quotation_pdf.exe	87
PID 3036 wrote to memory of 3152	3036	Quotation_pdf.exe	87
PID 3036 wrote to memory of 3152	3036	Quotation_pdf.exe	87
PID 3036 wrote to memory of 3152	3036	Quotation_pdf.exe	87
PID 3036 wrote to memory of 3152	3036	Quotation_pdf.exe	87
PID 380 wrote to memory of 4416	380	Explorer.EXE	89
PID 380 wrote to memory of 4416	380	Explorer.EXE	89
PID 380 wrote to memory of 4416	380	Explorer.EXE	89
PID 4416 wrote to memory of 3760	4416	wlanext.exe	92
PID 4416 wrote to memory of 3760	4416	wlanext.exe	92
PID 4416 wrote to memory of 3760	4416	wlanext.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:380
- C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3036
- - C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"
    3⤵
    PID:904
- - C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"
    3⤵
    PID:1028
- - C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"
    3⤵
    PID:964
- - C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3152
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:4416
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3760

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/380-154-0x0000000008440000-0x000000000854F000-memory.dmp

Download

memory/380-152-0x0000000008440000-0x000000000854F000-memory.dmp

Download

memory/380-146-0x00000000082E0000-0x000000000843E000-memory.dmp

Download

memory/3036-132-0x0000000000780000-0x0000000000892000-memory.dmp

Download

memory/3036-133-0x0000000005430000-0x00000000054C2000-memory.dmp

Download

memory/3036-134-0x0000000005BA0000-0x0000000005C3C000-memory.dmp

Download

memory/3152-143-0x0000000000401000-0x000000000042F000-memory.dmp

Download

memory/3152-142-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/3152-144-0x00000000019D0000-0x0000000001D1A000-memory.dmp

Download

memory/3152-145-0x0000000001540000-0x0000000001550000-memory.dmp

Download

memory/3152-141-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/3152-139-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/4416-148-0x0000000000C90000-0x0000000000CA7000-memory.dmp

Download

memory/4416-149-0x0000000000890000-0x00000000008BD000-memory.dmp

Download

memory/4416-150-0x0000000001120000-0x000000000146A000-memory.dmp

Download

memory/4416-151-0x0000000000F70000-0x0000000000FFF000-memory.dmp

Download

memory/4416-153-0x0000000000890000-0x00000000008BD000-memory.dmp

Download