latentbot | bd749917837b3e6a48c15277cb0d5b39fd0c89e4f52be26a72e30b11816fc895

Analysis

max time kernel
122s
max time network
137s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 13:00

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General

Target

SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe
Size

464KB
MD5

52625f5f6f0a73342fd19a10946563be
SHA1

b048bc9baf7e11f4b65c779e8eada27244c13bb8
SHA256

bd749917837b3e6a48c15277cb0d5b39fd0c89e4f52be26a72e30b11816fc895
SHA512

39c0b784c663e30ff14bcaa5ee40a4dcde9303bab810e2253678f554bc4514836efd49b61175e307a6772142394b94ed1f5455dabbe28a295d61c8255ecbf8c4
SSDEEP

6144:3ivSaPZbhGa/X/gSEmepzPuAPJvmdXKWXlpsSj1ddDYFkFnT9PCqgiRKovv:zaPZbEeX/3etPJsvsmKY9qqpjv

Score

10^/10

latentbot stormkitty xworm discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

xworm

Version

5.0

weidmachane.zapto.org:7000

Mutex

Y3sPpIW4xQztdVfl

Attributes

install_file
USB.exe

aes.plain

Extracted

Family

latentbot

weidmachane.zapto.org

Signatures

Detect Xworm Payload 5 IoCs

resource	yara_rule
behavioral1/memory/2676-22-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm
behavioral1/memory/2676-29-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm
behavioral1/memory/2676-28-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm
behavioral1/memory/2676-27-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm
behavioral1/memory/2676-24-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot
StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 1 IoCs

resource	yara_rule
behavioral1/memory/2676-33-0x0000000006630000-0x0000000006750000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2940	powershell.exe
2708	powershell.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1480 set thread context of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
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 5 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	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2264	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2940	powershell.exe
2708	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2940	powershell.exe
Token: SeDebugPrivilege	2708	powershell.exe
Token: SeDebugPrivilege	2676	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 2708	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	31
PID 1480 wrote to memory of 2708	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	31
PID 1480 wrote to memory of 2708	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	31
PID 1480 wrote to memory of 2708	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	31
PID 1480 wrote to memory of 2940	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	33
PID 1480 wrote to memory of 2940	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	33
PID 1480 wrote to memory of 2940	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	33
PID 1480 wrote to memory of 2940	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	33
PID 1480 wrote to memory of 2264	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	35
PID 1480 wrote to memory of 2264	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	35
PID 1480 wrote to memory of 2264	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	35
PID 1480 wrote to memory of 2264	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	35
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37
PID 1480 wrote to memory of 2676	1480	SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe	37

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2708
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DxVTeXwK.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2940
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DxVTeXwK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7B19.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2264
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17534.23664.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7B19.tmp

Filesize
1KB

MD5
43cde4b1bc08ca653fa9e9f5a25d014b

SHA1
d70e87530f97434687304f1a14770ae032b1fe8e

SHA256
0d8c983bbb1593f871f21c6316b5b1825d56533da27ea7ba3a1969d52a3d2f39

SHA512
52fc4b4efeabc47945962b3e9f75a3604077a9109d84d52988ec5263e81c007bc263ffc5232bea31dd440838f9c1a4157f3fd79ab2aeecb92a93f8627024c1a0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
b90631edc365051a24e9da4a3c8a5b98

SHA1
5188b5a37a8b1c7cbbc4d680dea081ae72b2ec6c

SHA256
87d74a440b5a5cec51438bceeba9f98c72508188284d204efc59ec845fd78eb7

SHA512
48431f27a1250f5cf7bd8733888d52538437193627fcc84da34292d5b26216158becf27502b4e2542ea6661f2c131d2d63364846e29c61ede77331a708d470b2

Download Submit
memory/1480-0-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/1480-1-0x00000000011D0000-0x000000000124A000-memory.dmp

Filesize
488KB

Download
memory/1480-2-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/1480-3-0x00000000004F0000-0x000000000050C000-memory.dmp

Filesize
112KB

Download
memory/1480-4-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/1480-5-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/1480-6-0x00000000001D0000-0x0000000000220000-memory.dmp

Filesize
320KB

Download
memory/1480-30-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2676-29-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-28-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-20-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-19-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-27-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-24-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-22-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-31-0x0000000000530000-0x000000000053E000-memory.dmp

Filesize
56KB

Download
memory/2676-32-0x0000000006C50000-0x0000000006FA0000-memory.dmp

Filesize
3.3MB

Download
memory/2676-33-0x0000000006630000-0x0000000006750000-memory.dmp

Filesize
1.1MB

Download