redline | a0a1952f947eaea5f54da2c343da0dc0ef5cd7bc58fe27f1dbf4e7199e757a13

Analysis

max time kernel
17s
max time network
116s
platform
windows10_x64
resource
win10v20201028
submitted
02/11/2020, 09:14

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General

Target
b77a1d58626a5d4a77202afbf717accb.exe
Size 24KB
Sample201102-nc14a81ma6
SHA256 a0a1952f947eaea5f54da2c343da0dc0ef5cd7bc58fe27f1dbf4e7199e757a13
MD5 b77a1d58626a5d4a77202afbf717accb
SHA1 1a37bf11e2b75384785d05780fe17fe1167bfbb1
SHA512 d12789afcdf0b6dc4dfd5c944c56466c3305b1f87670a038401e22a27ee8980b11a6039e73c4729c731dfd241fdb84c7c850c6ee2cd04bdfac6d5f5b2c8fff26
MD5 SHA1 SHA512

Score

10^/10

redline infostealer

Malware Config

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2416-8-0x00000000027B0000-0x00000000027D4000-memory.dmp	family_redline
behavioral2/memory/2416-10-0x0000000002860000-0x0000000002882000-memory.dmp	family_redline

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
18	checkip.amazonaws.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3932 set thread context of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
804	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2416	AddInProcess32.exe
2416	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3932	b77a1d58626a5d4a77202afbf717accb.exe
Token: SeDebugPrivilege	2416	AddInProcess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 3932 wrote to memory of 2416	3932	b77a1d58626a5d4a77202afbf717accb.exe	75
PID 2416 wrote to memory of 3908	2416	AddInProcess32.exe	79
PID 2416 wrote to memory of 3908	2416	AddInProcess32.exe	79
PID 2416 wrote to memory of 3908	2416	AddInProcess32.exe	79
PID 3908 wrote to memory of 804	3908	cmd.exe	81
PID 3908 wrote to memory of 804	3908	cmd.exe	81
PID 3908 wrote to memory of 804	3908	cmd.exe	81

C:\Users\Admin\AppData\Local\Temp\b77a1d58626a5d4a77202afbf717accb.exe
"C:\Users\Admin\AppData\Local\Temp\b77a1d58626a5d4a77202afbf717accb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2416
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del ""
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3908
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 3
      4⤵
      Runs ping.exe
      PID:804

Network

MITRE ATT&CK Enterprise v6

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/2416-13-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

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memory/2416-14-0x0000000004F60000-0x0000000004F61000-memory.dmp

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memory/2416-5-0x0000000000400000-0x0000000000436000-memory.dmp

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memory/2416-6-0x00000000028A0000-0x00000000028A1000-memory.dmp

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memory/2416-7-0x0000000073330000-0x0000000073A1E000-memory.dmp

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memory/2416-23-0x0000000008530000-0x0000000008531000-memory.dmp

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memory/2416-9-0x0000000005460000-0x0000000005461000-memory.dmp

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memory/2416-10-0x0000000002860000-0x0000000002882000-memory.dmp

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memory/2416-11-0x0000000005F70000-0x0000000005F71000-memory.dmp

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memory/2416-3-0x0000000000400000-0x0000000000436000-memory.dmp

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memory/2416-8-0x00000000027B0000-0x00000000027D4000-memory.dmp

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memory/2416-18-0x0000000006A20000-0x0000000006A21000-memory.dmp

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memory/2416-15-0x00000000051E0000-0x00000000051E1000-memory.dmp

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memory/2416-16-0x0000000006850000-0x0000000006851000-memory.dmp

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memory/2416-17-0x0000000006F50000-0x0000000006F51000-memory.dmp

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memory/2416-12-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

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memory/2416-19-0x0000000006AC0000-0x0000000006AC1000-memory.dmp

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memory/2416-20-0x00000000067E0000-0x00000000067E1000-memory.dmp

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memory/2416-21-0x0000000006DF0000-0x0000000006DF1000-memory.dmp

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memory/2416-22-0x0000000007480000-0x0000000007481000-memory.dmp

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memory/3932-0-0x0000000073300000-0x00000000739EE000-memory.dmp

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memory/3932-1-0x0000000000C00000-0x0000000000C01000-memory.dmp

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