latentbot | 7d65930404b0b4f15291303d8effcc899bb7fef9341b371d0a89756c8a8d1b82

Analysis

max time kernel
145s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 14:37

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General

Target

8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe
Size

121KB
MD5

8bf99f84ca8bdf4b521547a4e45d8ccd
SHA1

e2f19bb37a8453b8dd9d08d3266e0f4d4494893c
SHA256

7d65930404b0b4f15291303d8effcc899bb7fef9341b371d0a89756c8a8d1b82
SHA512

36aded5134c71ec0bc0a3af89daf6dc69e380cad79aea912be2a056b6ba376644a604c7c3f5301cdf0d6d55337759559666be14fe2fa9019f328b302f13d1af1
SSDEEP

3072:BhwGr86LUEkIT2Ioi1HupRCZ8Ij26QTu7wsRQ/ustd6gHIkRO6j5ukM:ZuZIfbh7hZk0

Score

10^/10

latentbot discovery persistence trojan

Malware Config

Extracted

Family

latentbot

privatehost.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot
Executes dropped EXE 1 IoCs

Processes:

winamp.exe

pid process

2252 winamp.exe
Loads dropped DLL 2 IoCs

Processes:

8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe

pid process

1568 8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe
1568 8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe

pid	process
2252	winamp.exe

pid	process
1568	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe
1568	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winamp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\winamp.exe"	winamp.exe

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 2 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

Processes:

8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exewinamp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winamp.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe

description	pid	process	target process
PID 1568 wrote to memory of 2252	1568	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe	winamp.exe
PID 1568 wrote to memory of 2252	1568	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe	winamp.exe
PID 1568 wrote to memory of 2252	1568	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe	winamp.exe
PID 1568 wrote to memory of 2252	1568	8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe	winamp.exe

C:\Users\Admin\AppData\Local\Temp\8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8bf99f84ca8bdf4b521547a4e45d8ccd_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Users\Admin\AppData\Roaming\Microsoft\winamp.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\winamp.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

\Users\Admin\AppData\Roaming\Microsoft\winamp.exe

Filesize
121KB

MD5
8bf99f84ca8bdf4b521547a4e45d8ccd

SHA1
e2f19bb37a8453b8dd9d08d3266e0f4d4494893c

SHA256
7d65930404b0b4f15291303d8effcc899bb7fef9341b371d0a89756c8a8d1b82

SHA512
36aded5134c71ec0bc0a3af89daf6dc69e380cad79aea912be2a056b6ba376644a604c7c3f5301cdf0d6d55337759559666be14fe2fa9019f328b302f13d1af1

Download Submit
memory/1568-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2252-12-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download