b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6

Analysis

max time kernel
150s
max time network
160s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 18:34

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General

Target

b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe
Size

64KB
MD5

edf92f3f42d6cb634254b384c8c214de
SHA1

18d42a714fa8a1fd2178e762ea8f5a02a4ec88f2
SHA256

b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6
SHA512

263af274f7133527bf2f44d786851a827c3d3091a76cd8310fde9d559fe1bc22eab870cfdf9ecef0b3644f8639d1912fc8374dc82a30e4a0d24a8e2463eaa6e6
SSDEEP

768:6/5inm+cd5rHemPXkqUEphjVuvios1rPr4adL0NqlJMU60+ppQ1TTGfLh:6RsvcdcQjosnvnZ6LQ1Eh

Score

10^/10

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.tripod.com
Port:
21
Username:
griptoloji
Password:
741852

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1656	jusched.exe

Loads dropped DLL 2 IoCs

pid	Process
1008	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe
1008	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Java\jre-09\bin\jusched.exe	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe
File opened for modification	C:\Program Files (x86)\Java\jre-09\bin\jusched.exe	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe
File created	C:\Program Files (x86)\Java\jre-09\bin\UF	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe
1656	jusched.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1008 wrote to memory of 1656	1008	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe	28
PID 1008 wrote to memory of 1656	1008	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe	28
PID 1008 wrote to memory of 1656	1008	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe	28
PID 1008 wrote to memory of 1656	1008	b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe	28

C:\Users\Admin\AppData\Local\Temp\b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe
"C:\Users\Admin\AppData\Local\Temp\b8aa601a8170430b2aa72e1cf172041089a673972ec16a2ea4c43168ececdaf6.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Program Files (x86)\Java\jre-09\bin\jusched.exe
  "C:\Program Files (x86)\Java\jre-09\bin\jusched.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1656

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Java\jre-09\bin\jusched.exe

Filesize
64KB

MD5
a8b9a4bdccccd5f3fb13f3ab35c14297

SHA1
d8fb8584cd33b90c3a4c0cfda9e5968197590eef

SHA256
b34df58cdfc7e9a149c5284ee4427e9bc33e3e6dfda1b678b2de828d85080b2f

SHA512
25e533a41d534f1256db2d9ccbbea6fb193609982f63c1c0f0eab72bbfb2128b1f84f26ea180e7d6d3c1ab4f19eca8e381a18c43509b5c679ea7709a463cf788

Download Submit
\Program Files (x86)\Java\jre-09\bin\jusched.exe

Filesize
64KB

MD5
a8b9a4bdccccd5f3fb13f3ab35c14297

SHA1
d8fb8584cd33b90c3a4c0cfda9e5968197590eef

SHA256
b34df58cdfc7e9a149c5284ee4427e9bc33e3e6dfda1b678b2de828d85080b2f

SHA512
25e533a41d534f1256db2d9ccbbea6fb193609982f63c1c0f0eab72bbfb2128b1f84f26ea180e7d6d3c1ab4f19eca8e381a18c43509b5c679ea7709a463cf788

Download Submit
\Program Files (x86)\Java\jre-09\bin\jusched.exe

Filesize
64KB

MD5
a8b9a4bdccccd5f3fb13f3ab35c14297

SHA1
d8fb8584cd33b90c3a4c0cfda9e5968197590eef

SHA256
b34df58cdfc7e9a149c5284ee4427e9bc33e3e6dfda1b678b2de828d85080b2f

SHA512
25e533a41d534f1256db2d9ccbbea6fb193609982f63c1c0f0eab72bbfb2128b1f84f26ea180e7d6d3c1ab4f19eca8e381a18c43509b5c679ea7709a463cf788

Download Submit
memory/1008-54-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1008-55-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1008-60-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1656-61-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1656-63-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download