cryptbot | 1ba86c6926a17e77c941f65901e97d88b20bf2508e1d75adf2495344022c4511

General

Target

nonia.exe
Size

6.9MB
MD5

cd2b81a5b3709ce225dd36155fcc03ff
SHA1

79392c7e57ea1638c45e889130a42ac01cd989cd
SHA256

1ba86c6926a17e77c941f65901e97d88b20bf2508e1d75adf2495344022c4511
SHA512

5813cd0596d3d2b799538e0404a9a7141c4cc764737c04e0402f27c34ed3d076641f255b7420fd662fbb5a73cf287b810e314888709cea7709bbfb13cfeeebc4
SSDEEP

98304:rt2cot2nE0QOVqf0oisTLhLh/ExNqoT3K4zLuY7CqwGg/KqC4g5SZtmaoXAPn54E:rtnit0odL//ExNqoTaALuHwoQa

Score

10^/10

cryptbot lumma defense_evasion discovery spyware stealer

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

https://berserkyfir.click/api

Extracted

Family

cryptbot

C2

http://home.fortenb14vs.top/YEmCCeRRAnLfomQYkhCt57

Signatures

CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Cryptbot family
cryptbot
Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	Set-up.exe

Executes dropped EXE 2 IoCs

pid	Process
2756	LummaC2.exe
2912	Set-up.exe

Loads dropped DLL 7 IoCs

pid	Process
796	nonia.exe
796	nonia.exe
796	nonia.exe
796	nonia.exe
1048	WerFault.exe
1048	WerFault.exe
1048	WerFault.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Embeds OpenSSL 1 IoCs

Embeds OpenSSL, may be used to circumvent TLS interception.

resource	yara_rule
behavioral1/files/0x0026000000018b89-13.dat	embeds_openssl

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1048	2912	WerFault.exe	30

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nonia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Set-up.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2912	Set-up.exe
2912	Set-up.exe
2912	Set-up.exe
2912	Set-up.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 796 wrote to memory of 2756	796	nonia.exe	29
PID 796 wrote to memory of 2756	796	nonia.exe	29
PID 796 wrote to memory of 2756	796	nonia.exe	29
PID 796 wrote to memory of 2756	796	nonia.exe	29
PID 796 wrote to memory of 2912	796	nonia.exe	30
PID 796 wrote to memory of 2912	796	nonia.exe	30
PID 796 wrote to memory of 2912	796	nonia.exe	30
PID 796 wrote to memory of 2912	796	nonia.exe	30
PID 2912 wrote to memory of 1048	2912	Set-up.exe	31
PID 2912 wrote to memory of 1048	2912	Set-up.exe	31
PID 2912 wrote to memory of 1048	2912	Set-up.exe	31
PID 2912 wrote to memory of 1048	2912	Set-up.exe	31

C:\Users\Admin\AppData\Local\Temp\nonia.exe
"C:\Users\Admin\AppData\Local\Temp\nonia.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:796
- C:\Users\Admin\AppData\Local\Temp\LummaC2.exe
  "C:\Users\Admin\AppData\Local\Temp\LummaC2.exe"
  2⤵
  - Executes dropped EXE
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\Set-up.exe
  "C:\Users\Admin\AppData\Local\Temp\Set-up.exe"
  2⤵
  - Enumerates VirtualBox registry keys
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 468
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\LummaC2.exe

Filesize
320KB

MD5
8da89b163d506be4a73b987517a1b9e4

SHA1
2e110cf5160c511fa3d5843e890b8e9316754f34

SHA256
ea56e7f640355598346fa0b356699298314e25d809f3aa7cfce1804a3d1964e5

SHA512
a85969bcda0b31caf0cec79f45bec068a498c7ac190fe17d7b7c03f88f5c91f5f6221fcc4fcb46604695d5b95e9047dfc1d2cf31207540c23e929fcca08d14f5

Download Submit
\Users\Admin\AppData\Local\Temp\Set-up.exe

Filesize
6.6MB

MD5
20b05fdf49dd701d4909c9297fad4299

SHA1
038202216057ccb9b7b8033f037f575204968e34

SHA256
2731f544c596e1879e5547eb11557dea0858849388cad25c91057f08ac31328b

SHA512
18b6d1414d1e47671c62c9ca6a933af6792be113067d57c990aa43bd1a034c0d788afd48aba04f687c69fe70d9f35825bc1a5b40d4a4b4573b76b23ec5a4ae1c

Download Submit
memory/796-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/796-1-0x0000000000DB0000-0x00000000014A6000-memory.dmp

Filesize
7.0MB

Download
memory/2912-20-0x0000000000C80000-0x0000000001326000-memory.dmp

Filesize
6.6MB

Download
memory/2912-23-0x0000000000C80000-0x0000000001326000-memory.dmp

Filesize
6.6MB

Download
memory/2912-29-0x0000000000C80000-0x0000000001326000-memory.dmp

Filesize
6.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads