berbew | e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 04:09

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General

Target

e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe
Size

472KB
MD5

d6bc422d1d4c9ffa1a17bdbb19bbdaf5
SHA1

8f5e5287d393ada5162be2e3401a8c80316e6d4f
SHA256

e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db
SHA512

2628cc3f1b2b1cec364689881581cdf29ab396286ef3667bbb26ca775949801fc7e414c65304bdafa34f5fe18ae6c9fd43f4607131f1bae8618f1e65b6f2c049
SSDEEP

3072:98RinudiP52xx67lLdHiHDocJAryrCJCn6pJNKL:ikgiPA6R1P8ArSjn6Ji

Score

10^/10

berbew backdoor discovery

Malware Config

Signatures

Berbew
Berbew is a backdoor written in C++.
backdoor berbew
Berbew family
berbew

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	1792	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 2236	1792	e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe	30
PID 1792 wrote to memory of 2236	1792	e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe	30
PID 1792 wrote to memory of 2236	1792	e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe	30
PID 1792 wrote to memory of 2236	1792	e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe	30

C:\Users\Admin\AppData\Local\Temp\e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe
"C:\Users\Admin\AppData\Local\Temp\e68cf18c4e6da1b8bbccf1dc079f93a8e35d5085d74207aa9287682ee56b28db.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 36
  2⤵
  - Program crash
  PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1792-1-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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