hawkeye | d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd

General

Target

d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe
Size

17KB
MD5

c6ef22d341307db526ba8f5fe2a00d12
SHA1

915e592739f6561fa871d0754f12a3a3d50153ee
SHA256

d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd
SHA512

5b34ff33b0c42e0b6fd3eeeeca7accf44b2b4bd71b834a047fcccb321413b046b93db335da6c4b626fae352ff40e6219aa1adcce871f80dd0a06d59ff1340bd0

Score

10^/10

hawkeye nworm downloader keylogger spyware stealer trojan worm

Malware Config

Extracted

Family

nworm

Version

v0.3.8

C2

win32update.duckdns.org:5553

xmrdjo.duckdns.org:5553

Mutex

4f9c371b

Signatures

HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye
NWorm
A TrickBot module used to propagate to vulnerable domain controllers.
worm downloader nworm
Executes dropped EXE 1 IoCs

Processes:

Windowsupdate.exe

pid process

1796 Windowsupdate.exe

pid	process
1796	Windowsupdate.exe

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

Processes:

d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2836 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3760 timeout.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe

description pid process

Token: SeDebugPrivilege 3768 d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe

pid	process
2836	schtasks.exe

pid	process
3760	timeout.exe

description	pid	process
Token: SeDebugPrivilege	3768	d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.execmd.exe

description	pid	process	target process
PID 3768 wrote to memory of 2836	3768	d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe	schtasks.exe
PID 3768 wrote to memory of 2836	3768	d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe	schtasks.exe
PID 3768 wrote to memory of 3728	3768	d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe	cmd.exe
PID 3768 wrote to memory of 3728	3768	d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe	cmd.exe
PID 3728 wrote to memory of 3760	3728	cmd.exe	timeout.exe
PID 3728 wrote to memory of 3760	3728	cmd.exe	timeout.exe
PID 3728 wrote to memory of 1796	3728	cmd.exe	Windowsupdate.exe
PID 3728 wrote to memory of 1796	3728	cmd.exe	Windowsupdate.exe

C:\Users\Admin\AppData\Local\Temp\d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe
"C:\Users\Admin\AppData\Local\Temp\d8ababca584ba4feecd850a69aef231068e9e025d31afe75dbe681dbf5c2d5fd.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3768

C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "'Windowsupdate.exe"' /tr "'C:\Users\Admin\AppData\Roaming\Windowsupdate.exe"'
2⤵
- Creates scheduled task(s)
PID:2836

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE191.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:3760

C:\Users\Admin\AppData\Roaming\Windowsupdate.exe
"C:\Users\Admin\AppData\Roaming\Windowsupdate.exe"
3⤵
- Executes dropped EXE
PID:1796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE191.tmp.bat

Filesize
89B

MD5
033673bbc9f9098fa6038b35caf5e481

SHA1
6de43698c050a0a2145d74a490c2126b335a66da

SHA256
206c5a70961c6cc66645a936992b4bdec32a77afb3d85495e90a27fa5f018b5c

SHA512
baca957fd5bc67679d14b54c30db490dbf0964e7854d658e2f5510ac4bbdaa2b13f324ce82f7191ac02cf847a381cc4c29c199cb0a4ddb0a76d8cb4531cc0e70

Download Submit
C:\Users\Admin\AppData\Roaming\Windowsupdate.exe

Filesize
47.3MB

MD5
ca22e0d0df410fdc0be3055729e74475

SHA1
6b76e77517011c77eb1b1f5a192391ee0c8b277d

SHA256
b1cd99ea5ffc316188022bb299935eaad69fdc4c452e63e157d7fddf374e706a

SHA512
1981ddc9a67edb1623a2e84255ae3be64ef556ced8df5f8458e2895d4a49635ae6ce522a2a8a2e9cb75e87be4ab6121397d2715555f0f36d90400773c4731d1a

Download Submit
C:\Users\Admin\AppData\Roaming\Windowsupdate.exe

Filesize
47.3MB

MD5
ca22e0d0df410fdc0be3055729e74475

SHA1
6b76e77517011c77eb1b1f5a192391ee0c8b277d

SHA256
b1cd99ea5ffc316188022bb299935eaad69fdc4c452e63e157d7fddf374e706a

SHA512
1981ddc9a67edb1623a2e84255ae3be64ef556ced8df5f8458e2895d4a49635ae6ce522a2a8a2e9cb75e87be4ab6121397d2715555f0f36d90400773c4731d1a

Download Submit
memory/1796-138-0x0000000000000000-mapping.dmp

Download
memory/1796-141-0x00007FFF74080000-0x00007FFF74B41000-memory.dmp

Filesize
10.8MB

Download
memory/1796-142-0x00007FFF74080000-0x00007FFF74B41000-memory.dmp

Filesize
10.8MB

Download
memory/2836-133-0x0000000000000000-mapping.dmp

Download
memory/3728-134-0x0000000000000000-mapping.dmp

Download
memory/3760-137-0x0000000000000000-mapping.dmp

Download
memory/3768-132-0x00007FFF74390000-0x00007FFF74E51000-memory.dmp

Filesize
10.8MB

Download
memory/3768-135-0x00007FFF74390000-0x00007FFF74E51000-memory.dmp

Filesize
10.8MB

Download
memory/3768-131-0x00007FFF74390000-0x00007FFF74E51000-memory.dmp

Filesize
10.8MB

Download
memory/3768-130-0x0000000000730000-0x000000000073A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads