redline | 4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af

General

Target

4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe
Size

700.0MB
MD5

42a123d2a8c6b9bf813d4ba30c6f7339
SHA1

020db224e295b652601f34b1b5284f3ad6bdf22f
SHA256

4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af
SHA512

aec4d9c6c9255ad4764a737bb38f68e525d95d38d634e286100c896683fa1bc5f3b62cdc829b6f990fb2570455a6f1c3a7c81e117499065520c24325700cccaf
SSDEEP

98304:Xm27HCFxPcIIqb9tIKdgEezl6nW1WIxV2UBPB3VsYT:XmHbPcIIqb9u15zl6nW1WA2rYT

Score

10^/10

redline zgrat web agilenet discovery infostealer rat

Malware Config

Extracted

Family

redline

Botnet

web

C2

62.204.41.139:25190

Attributes

auth_value
2b0495835b75f494572b5792f0b7a9e1

Signatures

Detect ZGRat V2 1 IoCs

resource	yara_rule
behavioral2/memory/4412-3-0x0000000005170000-0x0000000005228000-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/3312-33-0x0000000000400000-0x0000000000428000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.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/4412-1-0x0000000000410000-0x000000000085C000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4412 set thread context of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105

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	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1368	powershell.exe
1368	powershell.exe
4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe
4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe
4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe
4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1368	powershell.exe
Token: SeDebugPrivilege	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 1368	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	87
PID 4412 wrote to memory of 1368	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	87
PID 4412 wrote to memory of 1368	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	87
PID 4412 wrote to memory of 2036	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	104
PID 4412 wrote to memory of 2036	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	104
PID 4412 wrote to memory of 2036	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	104
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105
PID 4412 wrote to memory of 3312	4412	4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe	105

C:\Users\Admin\AppData\Local\Temp\4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.exe
"C:\Users\Admin\AppData\Local\Temp\4e5b72658b3ee150f255b726931d387e897d1e5db4f40fbd6a3181e1908671af.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:4412
- 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:1368
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  PID:2036
- 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:3312

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ybi0frt1.5tf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1368-24-0x0000000006050000-0x000000000606E000-memory.dmp

Filesize
120KB

Download
memory/1368-25-0x0000000006070000-0x00000000060BC000-memory.dmp

Filesize
304KB

Download
memory/1368-19-0x0000000005A00000-0x0000000005A66000-memory.dmp

Filesize
408KB

Download
memory/1368-32-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/1368-29-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/1368-27-0x0000000006530000-0x000000000654A000-memory.dmp

Filesize
104KB

Download
memory/1368-26-0x00000000076B0000-0x0000000007D2A000-memory.dmp

Filesize
6.5MB

Download
memory/1368-8-0x0000000002A70000-0x0000000002AA6000-memory.dmp

Filesize
216KB

Download
memory/1368-9-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/1368-10-0x0000000005290000-0x00000000058B8000-memory.dmp

Filesize
6.2MB

Download
memory/1368-11-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/1368-12-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/1368-13-0x0000000005990000-0x00000000059F6000-memory.dmp

Filesize
408KB

Download
memory/3312-42-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/3312-37-0x0000000005D90000-0x00000000063A8000-memory.dmp

Filesize
6.1MB

Download
memory/3312-41-0x0000000007960000-0x00000000079AC000-memory.dmp

Filesize
304KB

Download
memory/3312-40-0x0000000007920000-0x000000000795C000-memory.dmp

Filesize
240KB

Download
memory/3312-39-0x0000000005D00000-0x0000000005D12000-memory.dmp

Filesize
72KB

Download
memory/3312-38-0x0000000007610000-0x000000000771A000-memory.dmp

Filesize
1.0MB

Download
memory/3312-36-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/3312-33-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4412-4-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4412-5-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/4412-35-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4412-28-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4412-6-0x0000000005410000-0x0000000005432000-memory.dmp

Filesize
136KB

Download
memory/4412-3-0x0000000005170000-0x0000000005228000-memory.dmp

Filesize
736KB

Download
memory/4412-7-0x0000000005440000-0x0000000005794000-memory.dmp

Filesize
3.3MB

Download
memory/4412-2-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

Filesize
4KB

Download
memory/4412-1-0x0000000000410000-0x000000000085C000-memory.dmp

Filesize
4.3MB

Download
memory/4412-0-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

Filesize
4KB

Download

Analysis

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