7958ea6d6076346478dc5bf323b51a4e8e47a104357070b4c8e6ca4e02fecd96

Analysis

max time kernel
149s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 09:06

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General

Target

tmp.exe
Size

309KB
MD5

fc8086894915b40db08d1aefa379293d
SHA1

1e40855b26d8d9653b09e5d9acb3b8046b30d683
SHA256

7958ea6d6076346478dc5bf323b51a4e8e47a104357070b4c8e6ca4e02fecd96
SHA512

4e1e5898185397391955399f5cf6986526d849e6c5f1b9d5b4025a61118098b7b62cf36a0ddfe2f6363637f13dd9c6192389e74af34190930760b64897da866d
SSDEEP

6144:XxI6ZHCYJReiPh7O0ZTz4iPpDOLfQzXZBc68YKmrK1wYr/r6:WIHCYF7/v4vf0rxvW1e

Score

8^/10

discovery spyware stealer upx

Malware Config

Signatures

Downloads MZ/PE file

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-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation	tmp.exe

Executes dropped EXE 2 IoCs

pid	Process
5080	ups.0.exe
4884	ups.1.exe

Loads dropped DLL 2 IoCs

pid	Process
5080	ups.0.exe
5080	ups.0.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
T1552.001

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000023340-16.dat	upx
behavioral2/files/0x0008000000023340-21.dat	upx
behavioral2/memory/4884-22-0x0000000000400000-0x0000000000930000-memory.dmp	upx
behavioral2/memory/4884-110-0x0000000000400000-0x0000000000930000-memory.dmp	upx

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
996	928	WerFault.exe	93
1472	5080	WerFault.exe	101

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ups.0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ups.0.exe

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/Job

T1053

pid	Process
4944	schtasks.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe
5080	ups.0.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4884	ups.1.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 5080	928	tmp.exe	101
PID 928 wrote to memory of 5080	928	tmp.exe	101
PID 928 wrote to memory of 5080	928	tmp.exe	101
PID 928 wrote to memory of 4884	928	tmp.exe	105
PID 928 wrote to memory of 4884	928	tmp.exe	105
PID 928 wrote to memory of 4884	928	tmp.exe	105
PID 4884 wrote to memory of 1084	4884	ups.1.exe	109
PID 4884 wrote to memory of 1084	4884	ups.1.exe	109
PID 4884 wrote to memory of 1084	4884	ups.1.exe	109
PID 1084 wrote to memory of 1716	1084	cmd.exe	111
PID 1084 wrote to memory of 1716	1084	cmd.exe	111
PID 1084 wrote to memory of 1716	1084	cmd.exe	111
PID 1084 wrote to memory of 4944	1084	cmd.exe	112
PID 1084 wrote to memory of 4944	1084	cmd.exe	112
PID 1084 wrote to memory of 4944	1084	cmd.exe	112

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:928
- C:\Users\Admin\AppData\Local\Temp\ups.0.exe
  "C:\Users\Admin\AppData\Local\Temp\ups.0.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:5080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 1996
    3⤵
    - Program crash
    PID:1472
- C:\Users\Admin\AppData\Local\Temp\ups.1.exe
  "C:\Users\Admin\AppData\Local\Temp\ups.1.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4884
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Task.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1084
  - - C:\Windows\SysWOW64\chcp.com
      chcp 1251
      4⤵
      PID:1716
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /tn "MalayamaraUpdate" /tr "'C:\Users\Admin\AppData\Local\Temp\Updater.exe'" /sc minute /mo 30 /F
      4⤵
      Creates scheduled task(s)
      PID:4944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 1528
  2⤵
  - Program crash
  PID:996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 928 -ip 928
1⤵
PID:2392

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=2408 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:3
1⤵
PID:1988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 5080 -ip 5080
1⤵
PID:3280

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3344 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:8
1⤵
PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Are.docx

Filesize
11KB

MD5
a33e5b189842c5867f46566bdbf7a095

SHA1
e1c06359f6a76da90d19e8fd95e79c832edb3196

SHA256
5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

SHA512
f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

Download Submit
C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
1.5MB

MD5
0edfb90ad466f0380b1152ae7b53d96f

SHA1
032b1d729a433b17c2c76c6bee50014c09a9354f

SHA256
545821166f93255f63bdb2a70c2c2f31b7dbbb5f8609e643cc724ab89b3798cb

SHA512
784888fea928bfc84cffdba7e7d4b325b92b661d35a5109b1354d6ac48f7ebb70725adcbfc8f84844852c2298867ce60898c9035d979420dc718492b4346d4f6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries

Filesize
40B

MD5
20d4b8fa017a12a108c87f540836e250

SHA1
1ac617fac131262b6d3ce1f52f5907e31d5f6f00

SHA256
6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d

SHA512
507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856

Download Submit
C:\Users\Admin\AppData\Local\Temp\ups.0.exe

Filesize
180KB

MD5
5729b84e5a30fdc75cfb3815b9c1c81f

SHA1
a9d365e90548946bbf207c57dbf980d0eeb790f2

SHA256
554e2e4f5bb18a55e294c0abdfee6a944d08fcda2eb08c1293793be7dee90515

SHA512
bc30424a06a2b20d102e69d60e968348fd4342b9dabd178ca4e4831a9a17dfaf863ad33b713d550c2b259991913d86ad3a37ac67fa329f2e81cf6091ab257c98

Download Submit
C:\Users\Admin\AppData\Local\Temp\ups.1.exe

Filesize
960KB

MD5
c495f139012768d0d7b14b6ca61259a8

SHA1
a04fea76933a68ec5ec892f7949f592312749285

SHA256
6d92eb626f507069a8011410f0b0d19a9d76ae86b868ffd877329e1eb0e3fab5

SHA512
9b8614624cac5dcbc1b6a8f429125ce7f3b1b926200382b0b854e126d4431bfe179749b8a15e9264afe702ff190f646d9fcf6842eed39454cf2015851e7d8e42

Download Submit
C:\Users\Admin\AppData\Local\Temp\ups.1.exe

Filesize
192KB

MD5
4d39840677c34b8758d3407dc273f004

SHA1
37c7b820335eb11fcb6503a50b211b7fd60ebbd5

SHA256
2a94630c1813938326d3f8ec662c2e72e01b37c2ce32d4efda4ddddce677a436

SHA512
2c2ce4ea869a38e265fbb22eea0b176d2da19409259a768ace6e068d8f554705303d768a4333ca3a063dc39613fd4136c338e55b2bd6a18377eac7a218471fbe

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\Task.bat

Filesize
128B

MD5
11bb3db51f701d4e42d3287f71a6a43e

SHA1
63a4ee82223be6a62d04bdfe40ef8ba91ae49a86

SHA256
6be22058abfb22b40a42fb003f86b89e204a83024c03eb82cd53e2a0a047c331

SHA512
907ad2c070cc1db89f43459a94d7f48985d939d749c9648b78572a266f0d3fde47813a129e9151dbf4a7d96d36f588172f57c88b8b947b56ed818d7d068abab2

Download Submit
memory/928-1-0x0000000000770000-0x0000000000870000-memory.dmp

Filesize
1024KB

Download
memory/928-27-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/928-3-0x0000000002210000-0x0000000002277000-memory.dmp

Filesize
412KB

Download
memory/928-2-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4884-139-0x00000000027E0000-0x00000000027E1000-memory.dmp

Filesize
4KB

Download
memory/4884-23-0x00000000027E0000-0x00000000027E1000-memory.dmp

Filesize
4KB

Download
memory/4884-22-0x0000000000400000-0x0000000000930000-memory.dmp

Filesize
5.2MB

Download
memory/4884-110-0x0000000000400000-0x0000000000930000-memory.dmp

Filesize
5.2MB

Download
memory/5080-28-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download
memory/5080-86-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download
memory/5080-32-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/5080-26-0x00000000007B0000-0x00000000007D7000-memory.dmp

Filesize
156KB

Download
memory/5080-137-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download
memory/5080-25-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download