83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0

General

Target

83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe
Size

555KB
MD5

64b4332c9f57ae4f9f08923f1e14ff99
SHA1

d4f6bc5c544a3553840b82da301c5a736590ac23
SHA256

83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0
SHA512

22ebef8758d32b46f7dfa2f2e09aa0bad029e8fd8d401dcd97468f7ff368ec9c15935af4c70ad45e5c7b2b51fd13b283fd3ebc206cc6252e23a7a99126b8243d
SSDEEP

12288:QzDTo+c8NlvH0tGJjeM5u8v+VmlE2GLJ0up7bx:wxbP0tkaM5Rwm6200Wx

Score

9^/10

collection discovery spyware stealer upx

Malware Config

Signatures

NirSoft MailPassView 2 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral1/memory/1992-61-0x0000000000400000-0x000000000041E000-memory.dmp	MailPassView
behavioral1/memory/1992-62-0x0000000000400000-0x000000000041E000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 1 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/1396-66-0x0000000000400000-0x000000000045D000-memory.dmp	WebBrowserPassView

Nirsoft 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1992-61-0x0000000000400000-0x000000000041E000-memory.dmp	Nirsoft
behavioral1/memory/1992-62-0x0000000000400000-0x000000000041E000-memory.dmp	Nirsoft
behavioral1/memory/1396-66-0x0000000000400000-0x000000000045D000-memory.dmp	Nirsoft
behavioral1/memory/1768-71-0x0000000000400000-0x0000000000426000-memory.dmp	Nirsoft
behavioral1/memory/1712-76-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft

Executes dropped EXE 4 IoCs

Processes:

mpv.exeWBP.exemespv.exepv.exe

pid process

1992 mpv.exe
1396 WBP.exe
1768 mespv.exe
1712 pv.exe

pid	process
1992	mpv.exe
1396	WBP.exe
1768	mespv.exe
1712	pv.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\mespv.exe	upx
behavioral1/memory/1768-71-0x0000000000400000-0x0000000000426000-memory.dmp	upx

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 Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

mpv.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	mpv.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
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

mespv.exe

description pid process

Token: SeDebugPrivilege 1768 mespv.exe

description	pid	process
Token: SeDebugPrivilege	1768	mespv.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe

description	pid	process	target process
PID 1976 wrote to memory of 1992	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mpv.exe
PID 1976 wrote to memory of 1992	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mpv.exe
PID 1976 wrote to memory of 1992	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mpv.exe
PID 1976 wrote to memory of 1992	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mpv.exe
PID 1976 wrote to memory of 1396	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	WBP.exe
PID 1976 wrote to memory of 1396	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	WBP.exe
PID 1976 wrote to memory of 1396	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	WBP.exe
PID 1976 wrote to memory of 1396	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	WBP.exe
PID 1976 wrote to memory of 1768	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mespv.exe
PID 1976 wrote to memory of 1768	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mespv.exe
PID 1976 wrote to memory of 1768	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mespv.exe
PID 1976 wrote to memory of 1768	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	mespv.exe
PID 1976 wrote to memory of 1712	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	pv.exe
PID 1976 wrote to memory of 1712	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	pv.exe
PID 1976 wrote to memory of 1712	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	pv.exe
PID 1976 wrote to memory of 1712	1976	83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe	pv.exe

C:\Users\Admin\AppData\Local\Temp\83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe
"C:\Users\Admin\AppData\Local\Temp\83d392cb13556b26a56b14252fd78b9c22d7cbae259148af63e17f36969b6fd0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Local\Temp\mpv.exe
C:\Users\Admin\AppData\Local\Temp\mpv.exe /stext C:\Users\Admin\AppData\Local\Temp\mpvp.txt
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook accounts
PID:1992

C:\Users\Admin\AppData\Local\Temp\WBP.exe
C:\Users\Admin\AppData\Local\Temp\WBP.exe /stext C:\Users\Admin\AppData\Local\Temp\WBVP.txt
2⤵
- Executes dropped EXE
PID:1396

C:\Users\Admin\AppData\Local\Temp\mespv.exe
C:\Users\Admin\AppData\Local\Temp\mespv.exe /stext C:\Users\Admin\AppData\Local\Temp\mespvp.txt
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1768

C:\Users\Admin\AppData\Local\Temp\pv.exe
C:\Users\Admin\AppData\Local\Temp\pv.exe /stext C:\Users\Admin\AppData\Local\Temp\pvp.txt
2⤵
- Executes dropped EXE
PID:1712

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\WBP.exe
Filesize
183KB

MD5
6d95f03eaf83b31686f263260202ee36

SHA1
6633ac9d7790031b49bb2a4170ec77591d94bb58

SHA256
29f2a54c829c37fc904a2b682c50b57d6d35e9af5dc7f43d72b68c8c51255103

SHA512
a8dda5f3c9e493f9f0e17bfee40a73f74ac6c4276b22589ec9bb163a91f941d966e4ce3b0866be7488fddd229156d73017fb8b22fc3b90903591fef2045c2b46

Download Submit
C:\Users\Admin\AppData\Local\Temp\WBVP.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\mespv.exe
Filesize
65KB

MD5
ffc52f2b4435fcddaca6e15489a88b75

SHA1
63ec31a04cf176852344d544ae855da0dac64980

SHA256
3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

SHA512
389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

Download Submit
C:\Users\Admin\AppData\Local\Temp\mpv.exe
Filesize
50KB

MD5
a138fca70622323e45d6018125322051

SHA1
b91f8e20569fecabed22e48da5ec626758563488

SHA256
677d333648aba8e2538cbbb9fdd8a32901c67a5e10c8f951970313499304783a

SHA512
b89f1d513608f5b0f8022a8d983cdfec0064ecd5e8479125b40477738fc0f5e2b1aa77868333fd783cd5cd2233e0f018d16d8865650071b1a371d375c22a54ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\pv.exe
Filesize
38KB

MD5
afe3aeeffaa1e1772a926ca45923f33f

SHA1
f20104fa1f75f341818751b5164b5c2b24d2dd9e

SHA256
6cbc1d59fdba6445b8e7243a08bd64816f01fcf6ce7f68570d9170e13c8810a7

SHA512
083732db58970d192b98c4298444b8eba2ecae5fa982b3d9505cfa17bce920106281f66df507e6e211d969a6c553d212e50dcdcfeab4b900301d01c442a0de91

Download Submit
C:\Users\Admin\AppData\Local\Temp\pvp.txt
Filesize
1KB

MD5
c1da33bc664c10aa86e6e450136bb4b3

SHA1
4001924b38dc3e41a5d9573e2880919e204ede94

SHA256
02c8c655b70f06dcde29a6bbaf35f76a70210954b5d934ca65f83e4f91e24391

SHA512
5ce23126fdee1d418606f33217638818fcf0c44fcc19bbb1ab259ce0468db6878469a6f6c7f38d094d03a02104ddeb900364d367ad91753d2169e2b92660d8c1

Download Submit
memory/1396-63-0x0000000000000000-mapping.dmp

Download
memory/1396-66-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1712-76-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1712-72-0x0000000000000000-mapping.dmp

Download
memory/1768-68-0x0000000000000000-mapping.dmp

Download
memory/1768-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1976-54-0x000007FEF4310000-0x000007FEF4D33000-memory.dmp

Filesize
10.1MB

Download
memory/1976-57-0x00000000003D6000-0x00000000003F5000-memory.dmp

Filesize
124KB

Download
memory/1976-56-0x000007FEFBE41000-0x000007FEFBE43000-memory.dmp

Filesize
8KB

Download
memory/1976-55-0x000007FEF2E20000-0x000007FEF3EB6000-memory.dmp

Filesize
16.6MB

Download
memory/1976-77-0x00000000003D6000-0x00000000003F5000-memory.dmp

Filesize
124KB

Download
memory/1976-78-0x00000000003D6000-0x00000000003F5000-memory.dmp

Filesize
124KB

Download
memory/1992-58-0x0000000000000000-mapping.dmp

Download
memory/1992-61-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1992-60-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download
memory/1992-62-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads