redline | ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9

General

Target

ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe
Size

603KB
MD5

35329adc614b4afdf984585c386a6b16
SHA1

3ce0b19b9f426fb8a1349d738d7d30fd0f8fa060
SHA256

ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9
SHA512

94c8522e648bbed20139480748010601b0eb3bbbc387e1f5f3401dca28582cb248d7910b53ac91ccd66681b0a3647e5db0c6838c9c627def3e6628e20365e66d

Score

10^/10

redline 2905 ostap coreentity infostealer rezer0

Malware Config

Extracted

Family

redline

Botnet

2905 ostap

C2

45.66.9.166:80

Signatures

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

Processes:

resource	yara_rule
behavioral1/memory/1792-57-0x0000000000950000-0x0000000000958000-memory.dmp	coreentity

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

RedLine Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1336-62-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline
behavioral1/memory/1336-63-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline
behavioral1/memory/1336-64-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline
behavioral1/memory/1336-65-0x000000000042A5DE-mapping.dmp	family_redline
behavioral1/memory/1336-67-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline
behavioral1/memory/1336-69-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1792-58-0x00000000075F0000-0x0000000007626000-memory.dmp	rezer0

Suspicious use of SetThreadContext 1 IoCs

Processes:

ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe

description	pid	process	target process
PID 1792 set thread context of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1444 taskkill.exe

pid	process
1444	taskkill.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exeRegSvcs.exetaskkill.exe

description	pid	process
Token: SeDebugPrivilege	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe
Token: SeDebugPrivilege	1336	RegSvcs.exe
Token: SeDebugPrivilege	1444	taskkill.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exeRegSvcs.execmd.exe

description	pid	process	target process
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1792 wrote to memory of 1336	1792	ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe	RegSvcs.exe
PID 1336 wrote to memory of 1156	1336	RegSvcs.exe	cmd.exe
PID 1336 wrote to memory of 1156	1336	RegSvcs.exe	cmd.exe
PID 1336 wrote to memory of 1156	1336	RegSvcs.exe	cmd.exe
PID 1336 wrote to memory of 1156	1336	RegSvcs.exe	cmd.exe
PID 1156 wrote to memory of 1444	1156	cmd.exe	taskkill.exe
PID 1156 wrote to memory of 1444	1156	cmd.exe	taskkill.exe
PID 1156 wrote to memory of 1444	1156	cmd.exe	taskkill.exe
PID 1156 wrote to memory of 1444	1156	cmd.exe	taskkill.exe
PID 1156 wrote to memory of 1384	1156	cmd.exe	choice.exe
PID 1156 wrote to memory of 1384	1156	cmd.exe	choice.exe
PID 1156 wrote to memory of 1384	1156	cmd.exe	choice.exe
PID 1156 wrote to memory of 1384	1156	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe
"C:\Users\Admin\AppData\Local\Temp\ca120f69f73a72abd0c7f05da2a653556a7abc29a793ea2ae06f4419f11313c9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1792

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1336

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C taskkill /F /PID 1336 && choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:1156

C:\Windows\SysWOW64\taskkill.exe
taskkill /F /PID 1336
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1444

C:\Windows\SysWOW64\choice.exe
choice /C Y /N /D Y /T 3
4⤵
PID:1384

Network

MITRE ATT&CK Matrix

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Downloads

memory/1156-71-0x0000000000000000-mapping.dmp

Download
memory/1336-69-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1336-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1336-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1336-65-0x000000000042A5DE-mapping.dmp

Download
memory/1336-59-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1336-60-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1336-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1336-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1384-73-0x0000000000000000-mapping.dmp

Download
memory/1444-72-0x0000000000000000-mapping.dmp

Download
memory/1792-56-0x0000000007310000-0x000000000734E000-memory.dmp

Filesize
248KB

Download
memory/1792-58-0x00000000075F0000-0x0000000007626000-memory.dmp

Filesize
216KB

Download
memory/1792-57-0x0000000000950000-0x0000000000958000-memory.dmp

Filesize
32KB

Download
memory/1792-54-0x0000000000BE0000-0x0000000000C7C000-memory.dmp

Filesize
624KB

Download
memory/1792-55-0x0000000076461000-0x0000000076463000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads