redline | 2fd37ed834b6cd3747f1017ee09b3f97170245f59f9f2ed37c15b62580623319

General

Target

3c9da20ad78d24df53b661b7129959e0.exe
Size

412KB
MD5

3c9da20ad78d24df53b661b7129959e0
SHA1

e7956e819cc1d2abafb2228a10cf22b9391fb611
SHA256

2fd37ed834b6cd3747f1017ee09b3f97170245f59f9f2ed37c15b62580623319
SHA512

1a02da1652a2c00df33eceda0706adebb5a5f1c3c05e30a09857c94d2fbb93e570f768af5d6648d3a5d11eea3b5c4b1ceb9393fc05248f1eefd96e17f3bbe1b4
SSDEEP

12288:eDmrLy4dMMrASo/n7zUvOTdlzAarl6LmH6RPz5N:um9MMo7zUKdlzlJ62qPP

Score

10^/10

redline zgrat discovery infostealer rat spyware stealer

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral2/memory/1376-5-0x0000000000400000-0x000000000045A000-memory.dmp	family_zgrat_v1

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/1376-5-0x0000000000400000-0x000000000045A000-memory.dmp	family_redline

ZGRat
ZGRat is remote access trojan written in C#.
rat 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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe	RegAsm.exe

Executes dropped EXE 1 IoCs

pid	Process
1920	qemu-ga.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1856 set thread context of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1376	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1376	RegAsm.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1856 wrote to memory of 1376	1856	3c9da20ad78d24df53b661b7129959e0.exe	86
PID 1376 wrote to memory of 1920	1376	RegAsm.exe	93
PID 1376 wrote to memory of 1920	1376	RegAsm.exe	93

C:\Users\Admin\AppData\Local\Temp\3c9da20ad78d24df53b661b7129959e0.exe
"C:\Users\Admin\AppData\Local\Temp\3c9da20ad78d24df53b661b7129959e0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1376
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe"
    3⤵
    - Executes dropped EXE
    PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe

Filesize
4KB

MD5
a5ce3aba68bdb438e98b1d0c70a3d95c

SHA1
013f5aa9057bf0b3c0c24824de9d075434501354

SHA256
9b860be98a046ea97a7f67b006e0b1bc9ab7731dd2a0f3a9fd3d710f6c43278a

SHA512
7446f1256873b51a59b9d2d3498cef5a41dbce55864c2a5fb8cb7d25f7d6e6d8ea249d551a45b75d99b1ad0d6fb4b5e4544e5ca77bcd627717d6598b5f566a79

Download Submit
memory/1376-16-0x0000000005110000-0x000000000515C000-memory.dmp

Filesize
304KB

Download
memory/1376-5-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1376-19-0x0000000005FB0000-0x0000000006042000-memory.dmp

Filesize
584KB

Download
memory/1376-18-0x0000000006480000-0x0000000006A24000-memory.dmp

Filesize
5.6MB

Download
memory/1376-17-0x0000000005480000-0x00000000054E6000-memory.dmp

Filesize
408KB

Download
memory/1376-10-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/1376-8-0x00000000055B0000-0x0000000005BC8000-memory.dmp

Filesize
6.1MB

Download
memory/1376-13-0x0000000004E20000-0x0000000004E30000-memory.dmp

Filesize
64KB

Download
memory/1376-12-0x0000000005180000-0x000000000528A000-memory.dmp

Filesize
1.0MB

Download
memory/1376-14-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/1376-15-0x00000000050B0000-0x00000000050EC000-memory.dmp

Filesize
240KB

Download
memory/1376-38-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/1376-24-0x0000000007F60000-0x000000000848C000-memory.dmp

Filesize
5.2MB

Download
memory/1376-23-0x0000000007860000-0x0000000007A22000-memory.dmp

Filesize
1.8MB

Download
memory/1376-22-0x0000000006F40000-0x0000000006F90000-memory.dmp

Filesize
320KB

Download
memory/1376-20-0x00000000060D0000-0x0000000006146000-memory.dmp

Filesize
472KB

Download
memory/1376-21-0x0000000006290000-0x00000000062AE000-memory.dmp

Filesize
120KB

Download
memory/1856-9-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/1856-2-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1856-1-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/1856-0-0x0000000000170000-0x00000000001DC000-memory.dmp

Filesize
432KB

Download
memory/1856-40-0x0000000002590000-0x0000000004590000-memory.dmp

Filesize
32.0MB

Download
memory/1856-11-0x0000000002590000-0x0000000004590000-memory.dmp

Filesize
32.0MB

Download
memory/1920-41-0x00007FFAD4DB0000-0x00007FFAD5871000-memory.dmp

Filesize
10.8MB

Download
memory/1920-36-0x0000000000B60000-0x0000000000B68000-memory.dmp

Filesize
32KB

Download
memory/1920-39-0x00007FFAD4DB0000-0x00007FFAD5871000-memory.dmp

Filesize
10.8MB

Download

Analysis

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