redline | 661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978

General

Target

661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe
Size

700.0MB
MD5

76e4e31dd3e40ac6790c83fa48419a55
SHA1

f42363c9ca8325a47efd4f01f177702433d78ff8
SHA256

661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978
SHA512

78ae771f67d5c1c66d2e8ffc1f3dd398b6cd87c6ee813e6108e0f0c8cdfb8cd656c82d3ec4fff7b9d9f84c31e0cfd00b613150bb6eb22ad942c00a5aed379b8e
SSDEEP

98304:NCDnyTWzDCidsFXGAtljN36bZfRE7Rtc/vNK3egPJP:N2qM+idivVNKbZfREVtc0PJP

Score

10^/10

redline zgrat ws-19 agilenet discovery infostealer rat

Malware Config

Extracted

Family

redline

Botnet

ws-19

C2

38.91.100.57:32750

Attributes

auth_value
b8974207e31b05e60d39e04eba8eeb0b

Signatures

Detect ZGRat V2 1 IoCs

resource	yara_rule
behavioral2/memory/5116-3-0x0000000005880000-0x0000000005936000-memory.dmp	family_zgrat_v2

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

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/1484-33-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline

Redline family
redline
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Zgrat family
zgrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral2/memory/5116-1-0x0000000000AF0000-0x0000000000EE6000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5116 set thread context of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4660	powershell.exe
4660	powershell.exe
5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe
5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4660	powershell.exe
Token: SeDebugPrivilege	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 4660	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	97
PID 5116 wrote to memory of 4660	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	97
PID 5116 wrote to memory of 4660	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	97
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102
PID 5116 wrote to memory of 1484	5116	661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe	102

C:\Users\Admin\AppData\Local\Temp\661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe
"C:\Users\Admin\AppData\Local\Temp\661d2ed323c8703a7466774162972254589be4ab04abd6067d70ab44bc70d978.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5116
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQA1AA==
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4660
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4odlc4df.axj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1484-42-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/1484-41-0x0000000005900000-0x000000000594C000-memory.dmp

Filesize
304KB

Download
memory/1484-40-0x0000000005780000-0x00000000057BC000-memory.dmp

Filesize
240KB

Download
memory/1484-39-0x0000000005720000-0x0000000005732000-memory.dmp

Filesize
72KB

Download
memory/1484-38-0x00000000057F0000-0x00000000058FA000-memory.dmp

Filesize
1.0MB

Download
memory/1484-37-0x0000000005CA0000-0x00000000062B8000-memory.dmp

Filesize
6.1MB

Download
memory/1484-36-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/1484-33-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4660-24-0x0000000005B30000-0x0000000005B4E000-memory.dmp

Filesize
120KB

Download
memory/4660-32-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4660-11-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4660-12-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4660-9-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4660-22-0x0000000005550000-0x00000000055B6000-memory.dmp

Filesize
408KB

Download
memory/4660-23-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/4660-8-0x0000000002540000-0x0000000002576000-memory.dmp

Filesize
216KB

Download
memory/4660-25-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

Filesize
304KB

Download
memory/4660-26-0x0000000007160000-0x00000000077DA000-memory.dmp

Filesize
6.5MB

Download
memory/4660-27-0x0000000006030000-0x000000000604A000-memory.dmp

Filesize
104KB

Download
memory/4660-10-0x0000000004C20000-0x0000000005248000-memory.dmp

Filesize
6.2MB

Download
memory/4660-29-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5116-28-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5116-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/5116-35-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5116-7-0x0000000005BC0000-0x0000000005F14000-memory.dmp

Filesize
3.3MB

Download
memory/5116-6-0x0000000005B90000-0x0000000005BB2000-memory.dmp

Filesize
136KB

Download
memory/5116-5-0x0000000005B00000-0x0000000005B92000-memory.dmp

Filesize
584KB

Download
memory/5116-4-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5116-3-0x0000000005880000-0x0000000005936000-memory.dmp

Filesize
728KB

Download
memory/5116-2-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/5116-1-0x0000000000AF0000-0x0000000000EE6000-memory.dmp

Filesize
4.0MB

Download

Analysis

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