formbook | 969fc6fade1be7419194f03599a8eec7fc743fae38ce0d766a9da83d3cec33ea

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24/10/2022, 21:32

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
MV CEDAR VC2202 DETAILS.exe
Size 217KB
Sample221024-1dletsafg8
SHA256 969fc6fade1be7419194f03599a8eec7fc743fae38ce0d766a9da83d3cec33ea
MD5 e11695f15c4ad49abb8f61d58213ad71
SHA1 424c02b8438ee07465b8bc54180f24a633ce8b9d
SHA512 4060593251fc58758ea5df3ea747f02c1c3912017e2f0014bc08a7c4f657c21a2ba768d4b286198f925942eaad08bf0fbe3093b0d31821eb4dcd343035edac92
SSDEEP 6144:K+Sb2GiGvYuh3xu8Js8Eqdupne0xvwc37pDUBC+P:fSXiGQt8Jsf2SzxBWH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook ermr persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

ermr

Decoy

ErOK6LFCgNIAlQmH54oaYOL/CN29Z78=
qNSdDhu/PT/1fgafDagiCSZH1SY=
wLpPOAkYS8EABl3pHGc4hNT/Q1sHBrU=
jSxRvptHkeTGl7PT0SEmaZmjqzanuA==
b91oL+2wCcpyhnd6yvF6Pg==
mr81yp1/qqZX
hy7Xsz/PU/LWHMcGL4UYJx9n3A==
KlwrHt1gouPaXaWhoQ==
ng8M320IRJL9Ptw=
8GQbOXuaWxvKnNM=
XndOL7E5sNpVUNty4d/a
rryPBBC8PybYb+2h2MF3FHGL
kEoeyERSVCYO0g==
5/P+SBDby5hO
1fYXc30/h9W7iO17
34X+YKR+wRFE
8ir/X2MlVByh5lQ1ow8=
u9ikm2UMZ7J7hpCYow==
FLI+c3clp1BNDjVAfvC2Dnw=
t21Erq8/r09wAzAJTAH3Ng==
VAg3gU1KH9uW3YIPAgc=
Gjlc09d6qurdLePSLZktDmGA1A==
MMraOD3ve5odaf+03cB3FHGL
mLRTTAycMcrHgomShQHVwfFKkGQaehvF
fpab65mlchvKnNM=
M6jUQU0omipqaUNXyvF6Pg==
S/XrNQGVvwUsSnKFyvF6Pg==
LeC0GeF2zvCosNtMx5RltjCD
Y+IGYC/XHS63wIus5n08ADN2qzanuA==
3tJus7Rc6OtWnx9y4d/a
4uSOYiXhGxumZcTLuA==
5PyP2thOiIucXaWhoQ==
6978Rw3FNTibYVQ1ow8=
3Ah90lcSVCYO0g==
V/UQWRsOOQjDye9m0cLQ
yRXcMfySzTmEhddhqljeGH8=
vWuKFZKZ48E=
8+UEda631IpZ
LUofBqVNdT/v+MXiEWm90Ape3g==
NCi29RHdDYd7hso=
i36jBdNko/HyUKg1eWYgJx9n3A==
vdblMhHYSkgDmBly4d/a
oQmZH6K31IpZ
fCBHqaFGx9OUMMuBr5GWDXXY5DAT
FDXweHcHVCYO0g==
qSQd9bd7BQavQ9NbcUT+O6e4OGsaehvF
vN98englU4HHzqi36ju/91SJ
prTUIBi6MhiXZFQ1ow8=
w008jVXdCYd7hso=
p1kghFnjD9iADog5cVDmvrDiTjk=
xLjHJFYDQL+ysdk=
6tiR9MZa9xSMXVQ1ow8=
WMzXJPGcyIrP2g==
SeI4PsQ+N/O0iMs=
+4o0lKRDsz+RUqpoBvt3FHGL
AHQG4ZsybzCo8ZlBs1jeGH8=
kIgR46ls4wiGUJZLtFjeGH8=
b/fmPTHIRhvKnNM=
lTL5XnA4eKLb4snpHXt2s/MaSVsHBrU=
psOQcAKjHxyFw0vIwrZ3FHGL
F806xNnby5hO
7t72ZXkhmSAc8xLYD4J2XXc=
Ihmk3OR96/2HSbdi
ea/NKy3VVcx7hpCYow==
ifair.ltd

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-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\International\Geo\Nation	MV CEDAR VC2202 DETAILS.exe

Deletes itself 1 IoCs

pid	Process
844	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	control.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\IX4DANEXO0 = "C:\\Program Files (x86)\\Gz4nhm\\wincfv.exe"	control.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 864 set thread context of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 952 set thread context of 1296	952	MV CEDAR VC2202 DETAILS.exe	14
PID 1208 set thread context of 1296	1208	control.exe	14

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Gz4nhm\wincfv.exe	control.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	control.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
952	MV CEDAR VC2202 DETAILS.exe
952	MV CEDAR VC2202 DETAILS.exe
952	MV CEDAR VC2202 DETAILS.exe
952	MV CEDAR VC2202 DETAILS.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
952	MV CEDAR VC2202 DETAILS.exe
952	MV CEDAR VC2202 DETAILS.exe
952	MV CEDAR VC2202 DETAILS.exe
1208	control.exe
1208	control.exe
1208	control.exe
1208	control.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	952	MV CEDAR VC2202 DETAILS.exe
Token: SeDebugPrivilege	1208	control.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1296	Explorer.EXE
1296	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1296	Explorer.EXE
1296	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 864 wrote to memory of 952	864	MV CEDAR VC2202 DETAILS.exe	27
PID 1296 wrote to memory of 1208	1296	Explorer.EXE	28
PID 1296 wrote to memory of 1208	1296	Explorer.EXE	28
PID 1296 wrote to memory of 1208	1296	Explorer.EXE	28
PID 1296 wrote to memory of 1208	1296	Explorer.EXE	28
PID 1208 wrote to memory of 844	1208	control.exe	29
PID 1208 wrote to memory of 844	1208	control.exe	29
PID 1208 wrote to memory of 844	1208	control.exe	29
PID 1208 wrote to memory of 844	1208	control.exe	29
PID 1208 wrote to memory of 564	1208	control.exe	33
PID 1208 wrote to memory of 564	1208	control.exe	33
PID 1208 wrote to memory of 564	1208	control.exe	33
PID 1208 wrote to memory of 564	1208	control.exe	33
PID 1208 wrote to memory of 564	1208	control.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1296
- C:\Users\Admin\AppData\Local\Temp\MV CEDAR VC2202 DETAILS.exe
  "C:\Users\Admin\AppData\Local\Temp\MV CEDAR VC2202 DETAILS.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:864
- - C:\Users\Admin\AppData\Local\Temp\MV CEDAR VC2202 DETAILS.exe
    "C:\Users\Admin\AppData\Local\Temp\MV CEDAR VC2202 DETAILS.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:952
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1208
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\MV CEDAR VC2202 DETAILS.exe"
    3⤵
    - Deletes itself
    PID:844
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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/864-55-0x0000000075141000-0x0000000075143000-memory.dmp

Download

memory/864-54-0x0000000000220000-0x000000000025C000-memory.dmp

Download

memory/952-56-0x0000000000090000-0x00000000000BD000-memory.dmp

Download

memory/952-57-0x0000000000090000-0x00000000000BD000-memory.dmp

Download

memory/952-61-0x0000000000090000-0x00000000000BD000-memory.dmp

Download

memory/952-63-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Download

memory/952-64-0x0000000000200000-0x0000000000211000-memory.dmp

Download

memory/1208-70-0x0000000000080000-0x00000000000AD000-memory.dmp

Download

memory/1208-69-0x0000000000D60000-0x0000000000D7F000-memory.dmp

Download

memory/1208-71-0x0000000002180000-0x0000000002483000-memory.dmp

Download

memory/1208-72-0x00000000008B0000-0x0000000000940000-memory.dmp

Download

memory/1208-74-0x0000000000080000-0x00000000000AD000-memory.dmp

Download

memory/1296-65-0x0000000002B70000-0x0000000002C23000-memory.dmp

Download

memory/1296-73-0x00000000068F0000-0x0000000006A24000-memory.dmp

Download

memory/1296-75-0x00000000068F0000-0x0000000006A24000-memory.dmp

Download