formbook | b481fd78d0f715aaf7d7446c33e2bdf500e52e1c0d58ce5f81efae25ff9a8fd2

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 06:28

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General

Target
Quotation #10091.exe
Size 758KB
Sample240925-g8cavsshph
SHA256 b481fd78d0f715aaf7d7446c33e2bdf500e52e1c0d58ce5f81efae25ff9a8fd2
MD5 d6b81c33449a58e41301d210bc265632
SHA1 46b121a17c3f960430f488bcb4cc1c15307bdd55
SHA512 86bdadb1b65e6f7de574d7851518f52bdfd05c5e84a881115a9a7204693847b95094a6a4cc23a926fdb66433926c7ace6b54cc83e88272a66074712876882a4a
SSDEEP 12288:v6Wq4aaE6KwyF5L0Y2D1PqLTA1S3c0DLFvFjmOd1soYKrdyTnapuTHTNOG002Iil:tthEVaPqLTAV89FNXuKrd6hTzoD02Iil
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook c24t discovery rat spyware stealer trojan upx

Malware Config

Extracted

Family

formbook

Version

Campaign

c24t

Decoy

ealthbridgeccs.online
ngelicais.art
uktuksu1.sbs
fapoker.asia
hecreature.tech
orenzoplaybest14.xyz
op-smartphones-deal.today
delark.click
7395.asia
otnews.cfd
j16e.xyz
oko.events
fscxb.top
roudtxliberals.vote
asas-br.bond
ourhealthyourlife.shop
fbpd.top
j9u9.xyz
uijiuw.top
aming-chair-37588.bond
uaweiharmony.top
458881233.men
ewancash.boats
mss-rb2.net
472.top
yhomeshop.online
j88.travel
02s-pest-control-us-ze.fun
oinl.club
ouseware.today
1385.net
eviewmadu.top
khizmetlergirisyapzzz2024.net
dcnn.net
aketrtpmvpslot88.info
hoys.club
ealerslot.net
consuyt.xyz
ilw.legal
aithful.events
est-life-insurance-2507.today
rvinsadeli.dev
sx9u.shop
23fd595ig.autos
yrhbt.shop
commerce-74302.bond
lc-driving-school.net
7y1ps.shop
earing-tests-69481.bond
amilablackwell.online
venir-bienne.info
024tengxun396.buzz
ocoani.shop
arage-door-repair-1.today
entista-esp.today
vto.stream
loud-computing-intl-3455364.fyi
9790.club
us-inbox-messages.online
aser-hair-removal-90284.bond
etangkhap99.lol
leaningjobs-cz.today
nline-courses-classes-lv-1.bond
essislotgoal14.xyz
ridges-freezers-56090.bond

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2796-4-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2796-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2796-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1592-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2668-6-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2668 set thread context of 2796	2668	Quotation #10091.exe	31
PID 2796 set thread context of 1232	2796	svchost.exe	21
PID 2796 set thread context of 1232	2796	svchost.exe	21
PID 1592 set thread context of 1232	1592	systray.exe	21

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2668-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral1/memory/2668-6-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Quotation #10091.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2796	svchost.exe
2796	svchost.exe
2796	svchost.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe
1592	systray.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2668	Quotation #10091.exe
2796	svchost.exe
2796	svchost.exe
2796	svchost.exe
2796	svchost.exe
1592	systray.exe
1592	systray.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	svchost.exe
Token: SeDebugPrivilege	1592	systray.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2668	Quotation #10091.exe
2668	Quotation #10091.exe
1232	Explorer.EXE
1232	Explorer.EXE
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2668	Quotation #10091.exe
2668	Quotation #10091.exe
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2796	2668	Quotation #10091.exe	31
PID 2668 wrote to memory of 2796	2668	Quotation #10091.exe	31
PID 2668 wrote to memory of 2796	2668	Quotation #10091.exe	31
PID 2668 wrote to memory of 2796	2668	Quotation #10091.exe	31
PID 2668 wrote to memory of 2796	2668	Quotation #10091.exe	31
PID 1232 wrote to memory of 1592	1232	Explorer.EXE	55
PID 1232 wrote to memory of 1592	1232	Explorer.EXE	55
PID 1232 wrote to memory of 1592	1232	Explorer.EXE	55
PID 1232 wrote to memory of 1592	1232	Explorer.EXE	55
PID 1592 wrote to memory of 1756	1592	systray.exe	56
PID 1592 wrote to memory of 1756	1592	systray.exe	56
PID 1592 wrote to memory of 1756	1592	systray.exe	56
PID 1592 wrote to memory of 1756	1592	systray.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Users\Admin\AppData\Local\Temp\Quotation #10091.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation #10091.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation #10091.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3032
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2812
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2688
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2564
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2728
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2732
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2840
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2552
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2556
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2712
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2664
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2692
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2576
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2804
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2584
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2532
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2540
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2560
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2592
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2604
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1192
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2952
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2492
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.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:1592
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1232-17-0x0000000007620000-0x0000000007737000-memory.dmp

Download

memory/1232-30-0x0000000008090000-0x00000000081F6000-memory.dmp

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memory/1232-29-0x0000000008090000-0x00000000081F6000-memory.dmp

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memory/1232-27-0x0000000008090000-0x00000000081F6000-memory.dmp

Download

memory/1232-22-0x0000000007620000-0x0000000007737000-memory.dmp

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memory/1232-18-0x0000000007410000-0x0000000007540000-memory.dmp

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memory/1232-16-0x0000000000280000-0x0000000000380000-memory.dmp

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memory/1232-11-0x0000000000010000-0x0000000000020000-memory.dmp

Download

memory/1232-12-0x0000000007410000-0x0000000007540000-memory.dmp

Download

memory/1592-19-0x0000000000C80000-0x0000000000C85000-memory.dmp

Download

memory/1592-20-0x0000000000C80000-0x0000000000C85000-memory.dmp

Download

memory/1592-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Download

memory/2668-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Download

memory/2668-6-0x0000000000400000-0x00000000004C2000-memory.dmp

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memory/2668-3-0x0000000003300000-0x0000000003500000-memory.dmp

Download

memory/2796-9-0x0000000000400000-0x000000000042F000-memory.dmp

Download

memory/2796-15-0x00000000003A0000-0x00000000003B4000-memory.dmp

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memory/2796-14-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/2796-10-0x0000000000360000-0x0000000000374000-memory.dmp

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memory/2796-7-0x00000000007B0000-0x0000000000AB3000-memory.dmp

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memory/2796-4-0x0000000000400000-0x000000000042F000-memory.dmp

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