b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1

Analysis

max time kernel
119s
max time network
109s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 08:14

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General

Target

b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe
Size

197KB
MD5

e04a6c9125b982efc1b4a2270a9c1ba6
SHA1

48e92669ec528cf17179364e6fb60d1efbdd1bc9
SHA256

b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1
SHA512

db2a121d570db6e7b5593d4e8a0e84b6ef0d7ec639056bef421407cc828f8bfcc89c1503c7b0f14c71f8ce0921ccddff5dc36df6ecb26198be0876b50505d240
SSDEEP

1536:7vVQb4cLIkN+4Weat2RKLjWlC48Pp9JAcjdPSrowvi+Mtp:7vVQLIkLWeaA8KlCph98rowvQtp

Score

10^/10

discovery

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.byethost12.com
Port:
21
Username:
b12_8082975
Password:
951753zx

Signatures

Executes dropped EXE 1 IoCs

Processes:

jusched.exe

pid	Process
2168	jusched.exe

Loads dropped DLL 2 IoCs

Processes:

b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

pid	Process
564	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe
564	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

Drops file in Program Files directory 2 IoCs

Processes:

b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

description	ioc	Process
File created	C:\Program Files (x86)\ff8b08ef\jusched.exe	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe
File created	C:\Program Files (x86)\ff8b08ef\ff8b08ef	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

Drops file in Windows directory 1 IoCs

Processes:

b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

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

System Information Discovery
T1082

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

Processes:

jusched.exeb8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe

description	pid	Process	procid_target
PID 564 wrote to memory of 2168	564	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe	30
PID 564 wrote to memory of 2168	564	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe	30
PID 564 wrote to memory of 2168	564	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe	30
PID 564 wrote to memory of 2168	564	b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe	30

C:\Users\Admin\AppData\Local\Temp\b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe
"C:\Users\Admin\AppData\Local\Temp\b8edbc41a318fc44ec8ad7fe39a870209404c90a31df2469eaccf2c4e2040ab1.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:564
- C:\Program Files (x86)\ff8b08ef\jusched.exe
  "C:\Program Files (x86)\ff8b08ef\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\ff8b08ef\ff8b08ef

Filesize
17B

MD5
7bdf61d37c9adf3e1c6937107016091f

SHA1
56b8e0c454f9dd16d508a04b3afa7e458453ac41

SHA256
4c57d86c256214baa0a5a3322ef5cdd575210455b7e964ad60382bd9d4be12e0

SHA512
ff4fc1a427c84f47042375749f45ee6edea73b902ae977f14243ebceb7b9a28f41fe5dd404e3ea381754d9122202bc6b61ed0152b20a1c1be76c225dd20861d1

Download Submit
\Program Files (x86)\ff8b08ef\jusched.exe

Filesize
197KB

MD5
d1f8b1c6b5b5b020498af7fc73108c0a

SHA1
ee983e50ca6f48233a3603c4e606c9b1d21ddb8d

SHA256
15399db3b6e59367d81fe4ae154e6b89242a4c2297e4d26c6b882de02c059b79

SHA512
d5b389e8a25cd80d6ff98fc54f374056399755de2b118b03672a767445030661bca557ced7dd6954bea41f79ede382708c8976f46bda2f6f537107d0a2ed5129

Download Submit
memory/564-0-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/564-7-0x00000000027C0000-0x0000000002822000-memory.dmp

Filesize
392KB

Download
memory/564-12-0x00000000027C0000-0x0000000002822000-memory.dmp

Filesize
392KB

Download
memory/564-14-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2168-16-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download