systembc | 2dd3e669bd3b9727e7b744198c7ad0399a89c5e4287f8572fb9f19aaca93c961

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
12/05/2024, 00:33

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General

Target

375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe
Size

289KB
MD5

375389bf695377358b96e03c5b091a6e
SHA1

c03751ce0025d329fc07c604d41cda77c03858b3
SHA256

2dd3e669bd3b9727e7b744198c7ad0399a89c5e4287f8572fb9f19aaca93c961
SHA512

4c34f930fa6cc6eca979fb0b1d94384398f21674a93164a76825eff2b1e8a249534c941177920d4ca81defa4fc130e897a958e472185341354293ac7416bd30f
SSDEEP

6144:IorVQm5p54eP17tCpOkqSEFO3R4kIG5/AH8MGT:lVQmtjP17tCpOMNh485/AcMGT

Score

10^/10

systembc trojan

Malware Config

Extracted

Family

systembc

mdadvertx17.xyz:4044

pkspacex19.xyz:4044

Signatures

SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc

Executes dropped EXE 2 IoCs

pid	Process
384	dhvcqjh.exe
1404	dhvcqjh.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
33	api.ipify.org
34	api.ipify.org

Uses Tor communications 1 TTPs
Malware can proxy its traffic through Tor for more anonymity.

Proxy
T1090

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Tasks\dhvcqjh.job	375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe
File created	C:\Windows\Tasks\dhvcqjh.job	375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1632	1008	WerFault.exe	81
3076	384	WerFault.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1008	375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe
1008	375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\375389bf695377358b96e03c5b091a6e_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:1008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 484
  2⤵
  - Program crash
  PID:1632

C:\ProgramData\vdjipv\dhvcqjh.exe
C:\ProgramData\vdjipv\dhvcqjh.exe start2
1⤵
- Executes dropped EXE
PID:384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 384 -s 484
  2⤵
  - Program crash
  PID:3076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1008 -ip 1008
1⤵
PID:2544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 384 -ip 384
1⤵
PID:1824

C:\ProgramData\vdjipv\dhvcqjh.exe
C:\ProgramData\vdjipv\dhvcqjh.exe start2
1⤵
- Executes dropped EXE
PID:1404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Proxy

T1090

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\vdjipv\dhvcqjh.exe

Filesize
289KB

MD5
375389bf695377358b96e03c5b091a6e

SHA1
c03751ce0025d329fc07c604d41cda77c03858b3

SHA256
2dd3e669bd3b9727e7b744198c7ad0399a89c5e4287f8572fb9f19aaca93c961

SHA512
4c34f930fa6cc6eca979fb0b1d94384398f21674a93164a76825eff2b1e8a249534c941177920d4ca81defa4fc130e897a958e472185341354293ac7416bd30f

Download Submit
memory/384-12-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/384-11-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1008-1-0x0000000000570000-0x0000000000670000-memory.dmp

Filesize
1024KB

Download
memory/1008-2-0x00000000004B0000-0x00000000004B9000-memory.dmp

Filesize
36KB

Download
memory/1008-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1008-10-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1008-13-0x0000000000570000-0x0000000000670000-memory.dmp

Filesize
1024KB

Download
memory/1008-14-0x00000000004B0000-0x00000000004B9000-memory.dmp

Filesize
36KB

Download
memory/1404-29-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download