latentbot | 28bc76580c4dccb7ec8fbfe82e6a0f094627556217650dcfcf80a7291a0fceaa

General

Target

9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe
Size

108KB
MD5

9fbdc223fd2933fac5a9bb801f59c6b1
SHA1

fca37e0fa1a54f97d6c02609a49acc291b454cc6
SHA256

28bc76580c4dccb7ec8fbfe82e6a0f094627556217650dcfcf80a7291a0fceaa
SHA512

dd356c7047fdc1862c8cdae109c4ea234021f9be2520c41075571400e74e38a3775a4afbda7b14f08e608129ecca77325e6ee59b20e67271ed04c9441ca10013
SSDEEP

3072:pUX+caOwfR3qvW3ouQ/JLfIrjpvQ7qSMf8MfZG:pUX+cy3qvJuoLgKiEM

Score

10^/10

latentbot discovery persistence trojan

Malware Config

Extracted

Family

latentbot

C2

insomniaftw.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot

Executes dropped EXE 2 IoCs

Processes:

NUKrmnlqb.exeqwrtaw5.exe

pid	Process
1760	NUKrmnlqb.exe
2424	qwrtaw5.exe

Loads dropped DLL 4 IoCs

Processes:

9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exeNUKrmnlqb.exe

pid	Process
2232	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe
2232	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe
1760	NUKrmnlqb.exe
1760	NUKrmnlqb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

qwrtaw5.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Defender = "C:\\ProgramData\\qwrtaw5.exe"	qwrtaw5.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 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

Processes:

9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exeNUKrmnlqb.exeqwrtaw5.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NUKrmnlqb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qwrtaw5.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

NUKrmnlqb.exeqwrtaw5.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	NUKrmnlqb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	NUKrmnlqb.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	qwrtaw5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	qwrtaw5.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

NUKrmnlqb.exeqwrtaw5.exe

description	pid	Process
Token: SeDebugPrivilege	1760	NUKrmnlqb.exe
Token: SeDebugPrivilege	2424	qwrtaw5.exe
Token: SeDebugPrivilege	2424	qwrtaw5.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exeNUKrmnlqb.exe

description	pid	Process	procid_target
PID 2232 wrote to memory of 1760	2232	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe	28
PID 2232 wrote to memory of 1760	2232	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe	28
PID 2232 wrote to memory of 1760	2232	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe	28
PID 2232 wrote to memory of 1760	2232	9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe	28
PID 1760 wrote to memory of 2424	1760	NUKrmnlqb.exe	29
PID 1760 wrote to memory of 2424	1760	NUKrmnlqb.exe	29
PID 1760 wrote to memory of 2424	1760	NUKrmnlqb.exe	29
PID 1760 wrote to memory of 2424	1760	NUKrmnlqb.exe	29

C:\Users\Admin\AppData\Local\Temp\9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9fbdc223fd2933fac5a9bb801f59c6b1_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\NUKrmnlqb.exe
  "C:\Users\Admin\AppData\Local\Temp\NUKrmnlqb.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1760
- - C:\ProgramData\qwrtaw5.exe
    "C:\ProgramData\qwrtaw5.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:2424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\winhost.exe

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
\Users\Admin\AppData\Local\Temp\NUKrmnlqb.exe

Filesize
92KB

MD5
60c9bb7c8e43d4c826aa2966929c011e

SHA1
99c2727b79626e03b477c4170fb754dcfe3570ee

SHA256
5874407a974b12892e668665f0f9c2ceb6fd8ddcf64df6b0649ccde59207c48d

SHA512
eafa7b6a837b54d04cc6f0ecf2326be17dd2a464c3832f1fd0f891178c1f67d1fa36bacf496cee60e64308108420c8c358d01f32b7474b6381122bdbf484366f

Download Submit
memory/1760-16-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download
memory/1760-15-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download
memory/1760-17-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download
memory/1760-28-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-0-0x0000000074341000-0x0000000074342000-memory.dmp

Filesize
4KB

Download
memory/2232-2-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-3-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-13-0x0000000074340000-0x00000000748EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads