arkei | 0e01d2215e00c2a03a93b72a13476c588fbd383d4367e3d85265969e65dff388

Analysis

max time kernel
134s
max time network
145s
platform
windows10_x64
resource
win10-en-20211014
submitted
21-10-2021 18:06

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General

Target

52241b7a6707a79755e1386a26bce09c.exe
Size

502KB
MD5

52241b7a6707a79755e1386a26bce09c
SHA1

bd2f102d6f10cde689835418f213db6b0713c2cd
SHA256

0e01d2215e00c2a03a93b72a13476c588fbd383d4367e3d85265969e65dff388
SHA512

b4f781a8344d9db9ba3ee6d54c9a2c614a3b0699c05f527b1cfd22775613c8f902eb95553b7f3a56b8a1b5b6b7715b0491159d8bcc9dc712129512551d65ea05

Score

10^/10

arkei fickerstealer default discovery infostealer persistence spyware stealer suricata

Malware Config

Extracted

Family

fickerstealer

game2030.site:80

Extracted

Family

arkei

Botnet

Default

http://gurums.online/ggate.php

Signatures

Arkei
Arkei is an infostealer written in C++.
stealer arkei
Fickerstealer
Ficker is an infostealer written in Rust and ASM.
infostealer fickerstealer
suricata: ET MALWARE Win32/Ficker Stealer Activity M3
suricata: ET MALWARE Win32/Ficker Stealer Activity M3
suricata

Arkei Stealer Payload 2 IoCs

stealer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\1634890895832.exe	family_arkei
C:\Users\Admin\AppData\Local\Temp\1634890895832.exe	family_arkei

Downloads MZ/PE file
Executes dropped EXE 5 IoCs

Processes:

1634890895769.exe1634890895832.exehvytube.exehvytube.exehvytube.exe

pid process

4392 1634890895769.exe
428 1634890895832.exe
1432 hvytube.exe
2360 hvytube.exe
3928 hvytube.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

pid	process
4392	1634890895769.exe
428	1634890895832.exe
1432	hvytube.exe
2360	hvytube.exe
3928	hvytube.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

hvytube.exe1634890895769.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\HVYtube3 = "C:\\Users\\Admin\\AppData\\Roaming\\HVYtube3\\hvytube.exe"	hvytube.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\HVYtube = "C:\\Users\\Admin\\AppData\\Roaming\\HVYtube\\hvytube.exe"	1634890895769.exe

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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

13 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

52241b7a6707a79755e1386a26bce09c.exe

description pid process target process

PID 4152 set thread context of 4412 4152 52241b7a6707a79755e1386a26bce09c.exe 52241b7a6707a79755e1386a26bce09c.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

592 428 WerFault.exe 1634890895832.exe

flow	ioc
13	api.ipify.org

description	pid	process	target process
PID 4152 set thread context of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe

pid	pid_target	process	target process
592	428	WerFault.exe	1634890895832.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

52241b7a6707a79755e1386a26bce09c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	52241b7a6707a79755e1386a26bce09c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	52241b7a6707a79755e1386a26bce09c.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

52241b7a6707a79755e1386a26bce09c.exeWerFault.exe

pid	process
4412	52241b7a6707a79755e1386a26bce09c.exe
4412	52241b7a6707a79755e1386a26bce09c.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe
592	WerFault.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

WerFault.exehvytube.exehvytube.exe

description	pid	process
Token: SeRestorePrivilege	592	WerFault.exe
Token: SeBackupPrivilege	592	WerFault.exe
Token: SeDebugPrivilege	592	WerFault.exe
Token: SeDebugPrivilege	1432	hvytube.exe
Token: SeDebugPrivilege	3928	hvytube.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

52241b7a6707a79755e1386a26bce09c.exe52241b7a6707a79755e1386a26bce09c.exe1634890895769.exehvytube.exehvytube.exe

description	pid	process	target process
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4152 wrote to memory of 4412	4152	52241b7a6707a79755e1386a26bce09c.exe	52241b7a6707a79755e1386a26bce09c.exe
PID 4412 wrote to memory of 4392	4412	52241b7a6707a79755e1386a26bce09c.exe	1634890895769.exe
PID 4412 wrote to memory of 4392	4412	52241b7a6707a79755e1386a26bce09c.exe	1634890895769.exe
PID 4412 wrote to memory of 4392	4412	52241b7a6707a79755e1386a26bce09c.exe	1634890895769.exe
PID 4412 wrote to memory of 428	4412	52241b7a6707a79755e1386a26bce09c.exe	1634890895832.exe
PID 4412 wrote to memory of 428	4412	52241b7a6707a79755e1386a26bce09c.exe	1634890895832.exe
PID 4412 wrote to memory of 428	4412	52241b7a6707a79755e1386a26bce09c.exe	1634890895832.exe
PID 4392 wrote to memory of 1432	4392	1634890895769.exe	hvytube.exe
PID 4392 wrote to memory of 1432	4392	1634890895769.exe	hvytube.exe
PID 4392 wrote to memory of 1432	4392	1634890895769.exe	hvytube.exe
PID 1432 wrote to memory of 2360	1432	hvytube.exe	hvytube.exe
PID 1432 wrote to memory of 2360	1432	hvytube.exe	hvytube.exe
PID 1432 wrote to memory of 2360	1432	hvytube.exe	hvytube.exe
PID 2360 wrote to memory of 3928	2360	hvytube.exe	hvytube.exe
PID 2360 wrote to memory of 3928	2360	hvytube.exe	hvytube.exe
PID 2360 wrote to memory of 3928	2360	hvytube.exe	hvytube.exe

C:\Users\Admin\AppData\Local\Temp\52241b7a6707a79755e1386a26bce09c.exe
"C:\Users\Admin\AppData\Local\Temp\52241b7a6707a79755e1386a26bce09c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4152

C:\Users\Admin\AppData\Local\Temp\52241b7a6707a79755e1386a26bce09c.exe
"C:\Users\Admin\AppData\Local\Temp\52241b7a6707a79755e1386a26bce09c.exe"
2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4412

C:\Users\Admin\AppData\Local\Temp\1634890895769.exe
"C:\Users\Admin\AppData\Local\Temp\1634890895769.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4392

C:\Users\Admin\AppData\Roaming\HVYtube\hvytube.exe
"C:\Users\Admin\AppData\Roaming\HVYtube\hvytube.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1432

C:\Users\Admin\AppData\Local\Temp\hvytube.exe
"C:\Users\Admin\AppData\Local\Temp\hvytube.exe"
5⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2360

C:\Users\Admin\AppData\Roaming\HVYtube3\hvytube.exe
"C:\Users\Admin\AppData\Roaming\HVYtube3\hvytube.exe"
6⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3928

C:\Users\Admin\AppData\Local\Temp\1634890895832.exe
"C:\Users\Admin\AppData\Local\Temp\1634890895832.exe"
3⤵
- Executes dropped EXE
PID:428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 1248
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:592

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Web Service

T1102

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\hvytube.exe.log
MD5
957779c42144282d8cd83192b8fbc7cf

SHA1
de83d08d2cca06b9ff3d1ef239d6b60b705d25fe

SHA256
0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51

SHA512
f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\1634890895769.exe
MD5
07c4277b0278cafddb023934c154cc56

SHA1
8fc547689272aa2f26e5721264d4260caae499c0

SHA256
9d8a5319cffb73b9a8fd90118e60a6e3cf632c44bf754566c00cd02123efadd8

SHA512
21276a78dfe0316fa7212791110d42971d3a9c6981be2ab33ac078d40782c0c2584d9695c0280617884922f99cb9a13b6106b9d78f0e61cd84627e04c0c10678

Download Submit
C:\Users\Admin\AppData\Local\Temp\1634890895769.exe
MD5
07c4277b0278cafddb023934c154cc56

SHA1
8fc547689272aa2f26e5721264d4260caae499c0

SHA256
9d8a5319cffb73b9a8fd90118e60a6e3cf632c44bf754566c00cd02123efadd8

SHA512
21276a78dfe0316fa7212791110d42971d3a9c6981be2ab33ac078d40782c0c2584d9695c0280617884922f99cb9a13b6106b9d78f0e61cd84627e04c0c10678

Download Submit
C:\Users\Admin\AppData\Local\Temp\1634890895832.exe
MD5
4bb65548f890bed129c141c3c04fc8c4

SHA1
39257aa791e39dd40a79d1c33c35c30010a98e0d

SHA256
681dd3210d7550268f684628dd7946349ac3a97a6331c5567241a4caf4d7987c

SHA512
48cf64f34f25fb2bff641c54cc1a777c64f13890f0d4bb812758479ff876ae8a9d1edc6eb7da5ed0a1e5a22166bfe4366367d329bb65150d0430458447467587

Download Submit
C:\Users\Admin\AppData\Local\Temp\1634890895832.exe
MD5
4bb65548f890bed129c141c3c04fc8c4

SHA1
39257aa791e39dd40a79d1c33c35c30010a98e0d

SHA256
681dd3210d7550268f684628dd7946349ac3a97a6331c5567241a4caf4d7987c

SHA512
48cf64f34f25fb2bff641c54cc1a777c64f13890f0d4bb812758479ff876ae8a9d1edc6eb7da5ed0a1e5a22166bfe4366367d329bb65150d0430458447467587

Download Submit
C:\Users\Admin\AppData\Local\Temp\hvytube.exe
MD5
c7f0ff4bc816f92f0f421e380f453968

SHA1
e7fe567f76c95176068be75ad9f671142af23962

SHA256
e75d1bfadd17d005eda82ec93adbdaa6b63000bb78accc01b8d33f7f7e1b1f10

SHA512
d7bb10b49d2153562d6b218fb2efd93133a90e39174b5b6ba20fa9109a2af9ba8fe6d348a20cd44304517ff43745c6745264cac71ddf559770074e191ad9a04f

Download Submit
C:\Users\Admin\AppData\Local\Temp\hvytube.exe
MD5
c7f0ff4bc816f92f0f421e380f453968

SHA1
e7fe567f76c95176068be75ad9f671142af23962

SHA256
e75d1bfadd17d005eda82ec93adbdaa6b63000bb78accc01b8d33f7f7e1b1f10

SHA512
d7bb10b49d2153562d6b218fb2efd93133a90e39174b5b6ba20fa9109a2af9ba8fe6d348a20cd44304517ff43745c6745264cac71ddf559770074e191ad9a04f

Download Submit
C:\Users\Admin\AppData\Roaming\HVYtube3\hvytube.exe
MD5
c7f0ff4bc816f92f0f421e380f453968

SHA1
e7fe567f76c95176068be75ad9f671142af23962

SHA256
e75d1bfadd17d005eda82ec93adbdaa6b63000bb78accc01b8d33f7f7e1b1f10

SHA512
d7bb10b49d2153562d6b218fb2efd93133a90e39174b5b6ba20fa9109a2af9ba8fe6d348a20cd44304517ff43745c6745264cac71ddf559770074e191ad9a04f

Download Submit
C:\Users\Admin\AppData\Roaming\HVYtube3\hvytube.exe
MD5
c7f0ff4bc816f92f0f421e380f453968

SHA1
e7fe567f76c95176068be75ad9f671142af23962

SHA256
e75d1bfadd17d005eda82ec93adbdaa6b63000bb78accc01b8d33f7f7e1b1f10

SHA512
d7bb10b49d2153562d6b218fb2efd93133a90e39174b5b6ba20fa9109a2af9ba8fe6d348a20cd44304517ff43745c6745264cac71ddf559770074e191ad9a04f

Download Submit
C:\Users\Admin\AppData\Roaming\HVYtube\hvytube.exe
MD5
07c4277b0278cafddb023934c154cc56

SHA1
8fc547689272aa2f26e5721264d4260caae499c0

SHA256
9d8a5319cffb73b9a8fd90118e60a6e3cf632c44bf754566c00cd02123efadd8

SHA512
21276a78dfe0316fa7212791110d42971d3a9c6981be2ab33ac078d40782c0c2584d9695c0280617884922f99cb9a13b6106b9d78f0e61cd84627e04c0c10678

Download Submit
C:\Users\Admin\AppData\Roaming\HVYtube\hvytube.exe
MD5
07c4277b0278cafddb023934c154cc56

SHA1
8fc547689272aa2f26e5721264d4260caae499c0

SHA256
9d8a5319cffb73b9a8fd90118e60a6e3cf632c44bf754566c00cd02123efadd8

SHA512
21276a78dfe0316fa7212791110d42971d3a9c6981be2ab33ac078d40782c0c2584d9695c0280617884922f99cb9a13b6106b9d78f0e61cd84627e04c0c10678

Download Submit
memory/428-122-0x0000000000000000-mapping.dmp

Download
memory/1432-136-0x0000000005E60000-0x0000000005F1A000-memory.dmp

Filesize
744KB

Download
memory/1432-150-0x0000000006600000-0x00000000066A0000-memory.dmp

Filesize
640KB

Download
memory/1432-152-0x0000000006A40000-0x0000000006A41000-memory.dmp

Filesize
4KB

Download
memory/1432-133-0x00000000054F0000-0x00000000054F6000-memory.dmp

Filesize
24KB

Download
memory/1432-134-0x0000000005500000-0x00000000055D7000-memory.dmp

Filesize
860KB

Download
memory/1432-135-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

Filesize
4KB

Download
memory/1432-151-0x0000000006A10000-0x0000000006A11000-memory.dmp

Filesize
4KB

Download
memory/1432-137-0x00000000052F0000-0x00000000052F5000-memory.dmp

Filesize
20KB

Download
memory/1432-138-0x0000000005320000-0x0000000005326000-memory.dmp

Filesize
24KB

Download
memory/1432-128-0x0000000000000000-mapping.dmp

Download
memory/1432-149-0x0000000005CD0000-0x0000000005CD1000-memory.dmp

Filesize
4KB

Download
memory/1432-141-0x0000000005F50000-0x0000000005F51000-memory.dmp

Filesize
4KB

Download
memory/1432-148-0x0000000005CE0000-0x0000000005CE1000-memory.dmp

Filesize
4KB

Download
memory/1432-147-0x0000000005CB0000-0x0000000005CB1000-memory.dmp

Filesize
4KB

Download
memory/1432-144-0x0000000005F90000-0x0000000005F91000-memory.dmp

Filesize
4KB

Download
memory/1432-146-0x0000000005BE0000-0x0000000005C6F000-memory.dmp

Filesize
572KB

Download
memory/2360-143-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/2360-139-0x0000000000000000-mapping.dmp

Download
memory/3928-153-0x0000000000000000-mapping.dmp

Download
memory/3928-161-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/4152-115-0x0000000003269000-0x0000000003291000-memory.dmp

Filesize
160KB

Download
memory/4152-118-0x00000000031E0000-0x0000000003227000-memory.dmp

Filesize
284KB

Download
memory/4392-120-0x0000000000000000-mapping.dmp

Download
memory/4392-126-0x0000000000C90000-0x0000000000C91000-memory.dmp

Filesize
4KB

Download
memory/4412-119-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/4412-117-0x0000000000401480-mapping.dmp

Download
memory/4412-116-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download