erbium | 2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566

Analysis

max time kernel
49s
max time network
84s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
08-12-2022 13:23

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General

Target

2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe
Size

144KB
MD5

ce9e2ad824abec4012ffe21ea8b2f66d
SHA1

fe617860049990a67b18950660e6276e3c7ee970
SHA256

2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566
SHA512

fbb16ebdd147f5f7e7937fe1d3bcc506914b7d742245a031d8831739608542df6415807b747aaab95a05cfc58724bec91b1f8720b0c2def5e66d3200cd16c74a
SSDEEP

768:xnnhlLxfF9oifeLc6WDK+w0kabRAUn1vh+vPqVOz7T2QbYtm6uROAhr:nlb9oIKWDK+w0ZbRhn1vh+v/T3Y46uD

Score

10^/10

erbium stealer

Malware Config

Extracted

Family

erbium

77.73.133.53

Signatures

Erbium
Erbium is an infostealer written in C++ and first seen in July 2022.
stealer erbium
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

Processes:

2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe

description	pid	process	target process
PID 1508 set thread context of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe

description	pid	process	target process
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe
PID 1508 wrote to memory of 1752	1508	2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe
"C:\Users\Admin\AppData\Local\Temp\2a12326f3bc0714bf663d300d40816af39e9707698056d82f3b5a5046c304566.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1752

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1508-54-0x0000000000B80000-0x0000000000BAA000-memory.dmp

Filesize
168KB

Download
memory/1508-55-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/1752-56-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1752-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1752-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1752-59-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1752-60-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1752-61-0x00000000004016F0-mapping.dmp

Download
memory/1752-63-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1752-64-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download