socks5systemz | 3e19a6f499ec5284e0e96e22caf84dec1560ede59e8947dc95a55038982c25af

General

Target

01ce65e3634910cf04481dc24ea2ce14.exe
Size

3.6MB
MD5

01ce65e3634910cf04481dc24ea2ce14
SHA1

c86927e6c45e4c6d260713e41e6c8a4c914e321b
SHA256

3e19a6f499ec5284e0e96e22caf84dec1560ede59e8947dc95a55038982c25af
SHA512

ccddff21fa0c35aaf8918597a3556d5adccdb06493a1ff26980b37f2cda55e01d7d30e931a20a5fb959fbadbdd320955e99b54aa34929ae7748c95a7bbd96d79
SSDEEP

98304:3geaVaKEAN7yvxYLfcTGXWq6kI0sH8LKDrvWCv9p9kw7yau:wOAxixYbCGmqzha8LtCv9Cau

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4424-74-0x00000000007E0000-0x0000000000880000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 2 IoCs

pid	Process
4064	01ce65e3634910cf04481dc24ea2ce14.tmp
4424	hddimagesmaker27.exe

Loads dropped DLL 2 IoCs

pid	Process
4064	01ce65e3634910cf04481dc24ea2ce14.tmp
4424	hddimagesmaker27.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

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	01ce65e3634910cf04481dc24ea2ce14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	01ce65e3634910cf04481dc24ea2ce14.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hddimagesmaker27.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4064	01ce65e3634910cf04481dc24ea2ce14.tmp
4064	01ce65e3634910cf04481dc24ea2ce14.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4064	01ce65e3634910cf04481dc24ea2ce14.tmp

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 4064	5056	01ce65e3634910cf04481dc24ea2ce14.exe	89
PID 5056 wrote to memory of 4064	5056	01ce65e3634910cf04481dc24ea2ce14.exe	89
PID 5056 wrote to memory of 4064	5056	01ce65e3634910cf04481dc24ea2ce14.exe	89
PID 4064 wrote to memory of 4424	4064	01ce65e3634910cf04481dc24ea2ce14.tmp	92
PID 4064 wrote to memory of 4424	4064	01ce65e3634910cf04481dc24ea2ce14.tmp	92
PID 4064 wrote to memory of 4424	4064	01ce65e3634910cf04481dc24ea2ce14.tmp	92

C:\Users\Admin\AppData\Local\Temp\01ce65e3634910cf04481dc24ea2ce14.exe
"C:\Users\Admin\AppData\Local\Temp\01ce65e3634910cf04481dc24ea2ce14.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Users\Admin\AppData\Local\Temp\is-KM0FV.tmp\01ce65e3634910cf04481dc24ea2ce14.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-KM0FV.tmp\01ce65e3634910cf04481dc24ea2ce14.tmp" /SL5="$7020A,3503529,56832,C:\Users\Admin\AppData\Local\Temp\01ce65e3634910cf04481dc24ea2ce14.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4064
- - C:\Users\Admin\AppData\Local\HDD Images Maker 1.0.3.27\hddimagesmaker27.exe
    "C:\Users\Admin\AppData\Local\HDD Images Maker 1.0.3.27\hddimagesmaker27.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\HDD Images Maker 1.0.3.27\hddimagesmaker27.exe

Filesize
2.3MB

MD5
b456f18ac30b68f6aa475971351dfee5

SHA1
edddf1c7af19559a389d33c4b7c68649d90b7ae6

SHA256
c596902ffd52949991c50788acf9c39ee7de981d1afeffd150085ba23a72540a

SHA512
c5bc93f4b9d11ec949c37b0cb90b242727ba44931d3cd2fa67fe9f57eb208aa1c50f3c2a3b0d30d8b11e9841b6026f0ae9e8460f50c14d81abdb4f6a8d2b2357

Download Submit
C:\Users\Admin\AppData\Local\HDD Images Maker 1.0.3.27\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GJ4UV.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-KM0FV.tmp\01ce65e3634910cf04481dc24ea2ce14.tmp

Filesize
694KB

MD5
f5466debe9efc3fca61ab0f335029900

SHA1
b09297dc14b14200794d1779cd64e50ec994d9ff

SHA256
4dc6b6d427e4dd9729969cf4bde25b962c63c180615772a7d847964885f91c2a

SHA512
717248ad0fec7efc5642ded9f704a338abdc293694c5f82126667252cffc7b9b6bb22bd780cb1ff90822a30d877f99910d9d8161b6bc7362f36fa01a9e8625dd

Download Submit
memory/4064-49-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/4064-6-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/4424-53-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-65-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-44-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-48-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-119-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-115-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-52-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-54-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/4424-101-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-57-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-61-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-43-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-69-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-76-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-74-0x00000000007E0000-0x0000000000880000-memory.dmp

Filesize
640KB

Download
memory/4424-81-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-85-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-89-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-93-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/4424-97-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/5056-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/5056-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5056-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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