systembc | c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674

Analysis

max time kernel
120s
max time network
127s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 12:17

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General

Target

20bb118569b859e64feaaf30227e04b8.exe
Size

468KB
MD5

20bb118569b859e64feaaf30227e04b8
SHA1

3fb2c608529575ad4b06770e130eb9d2d0750ed7
SHA256

c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674
SHA512

567906d7b98058ec24c1455d5167ee13127ce6739350f1f38954c01e46f96ba0851d6c88ef49a192edb53c5f759ab8663c7ac9fcc795c35db98165d11259587c
SSDEEP

12288:dSR2NCo5jqK0UwKya66xXPeOuesG17eVpD0B5BbXv3VlRU3nFRg+e:5NCo5jqK0UwKya66xXPeOuersP07Bj3Z

Score

10^/10

systembc trojan

Malware Config

Extracted

Family

systembc

mxstat215dm.xyz:4044

mxstex725dm.xyz:4044

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2816 set thread context of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2816	20bb118569b859e64feaaf30227e04b8.exe
2816	20bb118569b859e64feaaf30227e04b8.exe
2816	20bb118569b859e64feaaf30227e04b8.exe
2816	20bb118569b859e64feaaf30227e04b8.exe
2816	20bb118569b859e64feaaf30227e04b8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	20bb118569b859e64feaaf30227e04b8.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2060	2816	20bb118569b859e64feaaf30227e04b8.exe	30
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31
PID 2816 wrote to memory of 2212	2816	20bb118569b859e64feaaf30227e04b8.exe	31

C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
  "C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"
  2⤵
  PID:2060
- C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
  "C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"
  2⤵
  PID:2212

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2060-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2060-12-0x0000000000080000-0x0000000000087000-memory.dmp

Filesize
28KB

Download
memory/2060-8-0x0000000000080000-0x0000000000087000-memory.dmp

Filesize
28KB

Download
memory/2060-11-0x0000000000080000-0x0000000000087000-memory.dmp

Filesize
28KB

Download
memory/2060-9-0x0000000000080000-0x0000000000087000-memory.dmp

Filesize
28KB

Download
memory/2060-10-0x0000000000080000-0x0000000000087000-memory.dmp

Filesize
28KB

Download
memory/2212-22-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2212-23-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2212-24-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2816-6-0x0000000000970000-0x000000000098A000-memory.dmp

Filesize
104KB

Download
memory/2816-7-0x0000000000530000-0x0000000000536000-memory.dmp

Filesize
24KB

Download
memory/2816-1-0x00000000012B0000-0x000000000132C000-memory.dmp

Filesize
496KB

Download
memory/2816-5-0x00000000054F0000-0x0000000005530000-memory.dmp

Filesize
256KB

Download
memory/2816-4-0x0000000000A90000-0x0000000000AD2000-memory.dmp

Filesize
264KB

Download
memory/2816-3-0x00000000054F0000-0x0000000005530000-memory.dmp

Filesize
256KB

Download
memory/2816-0-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2816-2-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2816-25-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download