erbium | 94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b

Analysis

max time kernel
61s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2022, 21:30

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General

Target
94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe
Size 2.4MB
Sample221224-1ctd2sdh2y
SHA256 94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b
MD5 32ad48e02ef9597a3e29a77dff191446
SHA1 6daa7288df7fc8f67f22f9b2b5716642df04d43b
SHA512 f37d438a0cd98bb217e5beaf46aab99c9bed37d456db23d91420cf5904e49959f5d0bdbdc91a781317fecc111efd37c9d68fd533a2c5a907ace77f0b60677578
SSDEEP 24576:+4YsDAbKJyb8W6YUY0IP0uuM+0SPaTd1dr2KquDHFBlGFpgILv8+UXl3RuQ5531T:+4YsDAbEyb8XTV4FBlGFpgID8lXl3h
MD5 SHA1 SHA512 SSDEEP

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

description	pid	Process	procid_target
PID 676 set thread context of 100320	676	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	84

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 676 wrote to memory of 100320	676	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	84
PID 676 wrote to memory of 100320	676	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	84
PID 676 wrote to memory of 100320	676	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	84
PID 676 wrote to memory of 100320	676	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	84
PID 676 wrote to memory of 100320	676	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	84

C:\Users\Admin\AppData\Local\Temp\94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe
"C:\Users\Admin\AppData\Local\Temp\94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:676
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:100320

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/100320-133-0x0000000000400000-0x0000000000405000-memory.dmp

Download

memory/100320-139-0x0000000000400000-0x0000000000405000-memory.dmp