formbook | 764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de

General

Target

764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
Size

865KB
MD5

6cec68a114c5819a40c4b2d5fcf842da
SHA1

96d986f3ee7b4e8df59868337621d282ece89474
SHA256

764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de
SHA512

58265c58039a514d7cd888c612a15ea1073ad209cf72627aa20b11f0a53351d42bf6a5a01860da5c22036e38fe17ec5f00d914f29992b9a062d7958556688341
SSDEEP

12288:+UxjsqTpr6h76xNUNpkUmVhzKMJBjUwkBrjXr5dsAjPJc:1pTlr6d6QTkpVJ9TYwoTs

Score

10^/10

formbook tbgn rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

tbgn

Decoy

72uabkWDao+ISa9+tnvd8g==

iHmPX6PZRe2+KUpH8bvyQ68=

DDZrOvw0IT/2cK9sgmSn5Q==

c9nixBxRvLxNBkHR/Q==

Ms/6ydhGJCsp8F8rmWeBMbg=

9vwtEc/074RPygwVx3vJk1Sj6nRnFQ==

3Xy/qN8agnyJQpliwmSqtMLvdQ==

4YelbYl+4fT6sSYguZ3Lhh+rSJQ=

3HSghdAThh2rZPMKqkifKesnqu9orLE=

zwA5DmqaB+VyYuw=

JcUFx6bdrcZbFjWu4rL4

IL7z2C5vtEdYBx/NAYE=

H4+ggrrmXwTFTain36T5

IBEn7UyPK8eER+id9w==

j7LfxdFDOWJlInsaWRhTRMXjLpByHw==

gBsrBXWAXWg9MqYDIug0G+l2k9gQ

432wiJgA7Ox7OsNDexmDtMLvdQ==

fJzoyChf4PQCtyIny2K6jQsBLpByHw==

gLTzwFJTKj3Pds0HC83YDd4h

EKPToXy2sdR1J4bau1KqkwsBLpByHw==

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4324 set thread context of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1168	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
3748	powershell.exe
3920	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
3920	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
3748	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3748	powershell.exe
Token: SeDebugPrivilege	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 3748	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	88
PID 4324 wrote to memory of 3748	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	88
PID 4324 wrote to memory of 3748	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	88
PID 4324 wrote to memory of 1168	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	90
PID 4324 wrote to memory of 1168	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	90
PID 4324 wrote to memory of 1168	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	90
PID 4324 wrote to memory of 4192	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	92
PID 4324 wrote to memory of 4192	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	92
PID 4324 wrote to memory of 4192	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	92
PID 4324 wrote to memory of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93
PID 4324 wrote to memory of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93
PID 4324 wrote to memory of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93
PID 4324 wrote to memory of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93
PID 4324 wrote to memory of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93
PID 4324 wrote to memory of 3920	4324	764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe	93

C:\Users\Admin\AppData\Local\Temp\764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
"C:\Users\Admin\AppData\Local\Temp\764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\plcEFkzTfF.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\plcEFkzTfF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD63C.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1168
- C:\Users\Admin\AppData\Local\Temp\764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
  "C:\Users\Admin\AppData\Local\Temp\764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe"
  2⤵
  PID:4192
- C:\Users\Admin\AppData\Local\Temp\764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe
  "C:\Users\Admin\AppData\Local\Temp\764a3d3a0444a7bafb816a39624a5e2ae85c0465f5d13c63dd6fda04a35696de.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD63C.tmp

Filesize
1KB

MD5
8bbef3f271a4280f5c50b63e20e00b2a

SHA1
98796cde87b10ae7c95ca407e94a857fc4c5be8e

SHA256
29f0e2fbad230e1c558009fd5c6f8716ae7fec78fc9a4f7f9ad783b084409745

SHA512
52bd95c6a86f4169c19cf3173d9c318095f587da6bb4f7a35fa160a293283e09c947eb0fb84d21f390b4b671831832ac05299e5ee97e16bc78486e02a234b50d

Download Submit
memory/3748-147-0x0000000005720000-0x0000000005742000-memory.dmp

Filesize
136KB

Download
memory/3748-154-0x0000000071540000-0x000000007158C000-memory.dmp

Filesize
304KB

Download
memory/3748-162-0x0000000007D80000-0x0000000007D88000-memory.dmp

Filesize
32KB

Download
memory/3748-161-0x0000000007DA0000-0x0000000007DBA000-memory.dmp

Filesize
104KB

Download
memory/3748-160-0x0000000007C90000-0x0000000007C9E000-memory.dmp

Filesize
56KB

Download
memory/3748-159-0x0000000007CE0000-0x0000000007D76000-memory.dmp

Filesize
600KB

Download
memory/3748-140-0x0000000002D90000-0x0000000002DC6000-memory.dmp

Filesize
216KB

Download
memory/3748-148-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download
memory/3748-142-0x0000000005A30000-0x0000000006058000-memory.dmp

Filesize
6.2MB

Download
memory/3748-157-0x0000000007850000-0x000000000786A000-memory.dmp

Filesize
104KB

Download
memory/3748-156-0x0000000008180000-0x00000000087FA000-memory.dmp

Filesize
6.5MB

Download
memory/3748-155-0x0000000006CF0000-0x0000000006D0E000-memory.dmp

Filesize
120KB

Download
memory/3748-153-0x0000000006D30000-0x0000000006D62000-memory.dmp

Filesize
200KB

Download
memory/3748-158-0x00000000078C0000-0x00000000078CA000-memory.dmp

Filesize
40KB

Download
memory/3748-152-0x0000000006750000-0x000000000676E000-memory.dmp

Filesize
120KB

Download
memory/3920-151-0x0000000001540000-0x000000000188A000-memory.dmp

Filesize
3.3MB

Download
memory/3920-150-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/3920-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3920-149-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4324-135-0x0000000005840000-0x000000000584A000-memory.dmp

Filesize
40KB

Download
memory/4324-132-0x0000000000DC0000-0x0000000000E9E000-memory.dmp

Filesize
888KB

Download
memory/4324-133-0x0000000005E50000-0x00000000063F4000-memory.dmp

Filesize
5.6MB

Download
memory/4324-134-0x00000000058A0000-0x0000000005932000-memory.dmp

Filesize
584KB

Download
memory/4324-137-0x00000000016D0000-0x0000000001736000-memory.dmp

Filesize
408KB

Download
memory/4324-136-0x0000000009660000-0x00000000096FC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads