erbium | 94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-12-2022 21:30

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General

Target

94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe
Size

2.4MB
MD5

32ad48e02ef9597a3e29a77dff191446
SHA1

6daa7288df7fc8f67f22f9b2b5716642df04d43b
SHA256

94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b
SHA512

f37d438a0cd98bb217e5beaf46aab99c9bed37d456db23d91420cf5904e49959f5d0bdbdc91a781317fecc111efd37c9d68fd533a2c5a907ace77f0b60677578
SSDEEP

24576:+4YsDAbKJyb8W6YUY0IP0uuM+0SPaTd1dr2KquDHFBlGFpgILv8+UXl3RuQ5531T:+4YsDAbEyb8XTV4FBlGFpgID8lXl3h

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 1196 set thread context of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29
PID 1196 wrote to memory of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29
PID 1196 wrote to memory of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29
PID 1196 wrote to memory of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29
PID 1196 wrote to memory of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29
PID 1196 wrote to memory of 98384	1196	94b3f2cd0a0c184c2538b257654b6bac86454cfc56fb0c55f6c407dc608de34b.exe	29

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:1196
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:98384

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/98384-54-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/98384-56-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/98384-63-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download