9f28e8fc7ccb22a6f3ff15c5343ee14a1712e9404216ae74519d2ad9e728bc8a

Analysis

max time kernel
91s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
15/11/2023, 00:54

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General

Target

NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe
Size

320KB
MD5

0ecc2b93755afc242feaa9b4e7fbc700
SHA1

eebccf35c3165ae7c2f16e3ce14e3199c8a1b055
SHA256

9f28e8fc7ccb22a6f3ff15c5343ee14a1712e9404216ae74519d2ad9e728bc8a
SHA512

a61e996371f79755cee64b9864b93f8865d4e6d911479d2261df05eda173e640fd4cbcd4765dd3eaa2c6275fc1032260e4cfef1d6445087aab0cc651b283f08b
SSDEEP

6144:8UORK1ttbV3kSobTYZGiNdnijoh+EiIt4f/qwuw:8ytbV3kSoXaLnyosHqMCHw

Score

10^/10

dropper persistence trojan

Malware Config

Signatures

Malware Backdoor - Berbew 2 IoCs

Berbew is a malware infection classified as a 'backdoor' Trojan. This malicious program's primary function is to cause chain infections - it can download/install additional malware such as other Trojans, ransomware, and cryptominers.

persistence dropper trojan

resource	yara_rule
behavioral2/memory/2424-2-0x00007FF648170000-0x00007FF6481C1000-memory.dmp	family_berbew
behavioral2/memory/2424-0-0x00007FF648170000-0x00007FF6481C1000-memory.dmp	family_berbew

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3636	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2424	NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe
2424	NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2424	NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2464	2424	NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe	16
PID 2424 wrote to memory of 2464	2424	NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe	16
PID 2464 wrote to memory of 3636	2464	cmd.exe	18
PID 2464 wrote to memory of 3636	2464	cmd.exe	18

C:\Users\Admin\AppData\Local\Temp\NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /C ping 1.1.1.1 -n 1 -w 6000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\NEAS.0ecc2b93755afc242feaa9b4e7fbc700.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\system32\PING.EXE
    ping 1.1.1.1 -n 1 -w 6000
    3⤵
    - Runs ping.exe
    PID:3636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2424-2-0x00007FF648170000-0x00007FF6481C1000-memory.dmp

Filesize
324KB

Download
memory/2424-0-0x00007FF648170000-0x00007FF6481C1000-memory.dmp

Filesize
324KB

Download