d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb

Analysis

max time kernel
144s
max time network
151s
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, 03:54

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General

Target

d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe
Size

1.8MB
MD5

be174eb4ffb7b227b2e78644b98ef1ab
SHA1

f97edc25319588b1c995beb7133daf037a1cca1a
SHA256

d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb
SHA512

1d03e5ac4ee0caa2abbeda7f11e67d4699b7d35ea488867ffb0809ecc88035c7d53859ba001f02ebc6ad798941a51a31eb27a5c57d8ac4e0ef7552d6a733aeda
SSDEEP

49152:tIiiK2Sqn5EoSHWvIwQ92lUBTI3IUJS6Yy16qvXuK:qiiK2Vwu2FBClYqGK

Score

9^/10

discovery spyware stealer upx

Malware Config

Signatures

Detect binaries embedding considerable number of MFA browser extension IDs. 2 IoCs

resource	yara_rule
behavioral2/memory/3972-81-0x0000000000400000-0x0000000001F10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral2/memory/3972-131-0x0000000000400000-0x0000000001F10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 2 IoCs

resource	yara_rule
behavioral2/memory/3972-81-0x0000000000400000-0x0000000001F10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral2/memory/3972-131-0x0000000000400000-0x0000000001F10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs

resource	yara_rule
behavioral2/memory/3972-81-0x0000000000400000-0x0000000001F10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral2/memory/3972-131-0x0000000000400000-0x0000000001F10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x000b00000002324c-19.dat	UPX
behavioral2/memory/3988-21-0x0000000000400000-0x0000000000930000-memory.dmp	UPX
behavioral2/memory/3988-105-0x0000000000400000-0x0000000000930000-memory.dmp	UPX

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
3972	syncUpd.exe
3988	BroomSetup.exe

Loads dropped DLL 4 IoCs

pid	Process
1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe
1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe
3972	syncUpd.exe
3972	syncUpd.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 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b00000002324c-19.dat	upx
behavioral2/memory/3988-21-0x0000000000400000-0x0000000000930000-memory.dmp	upx
behavioral2/memory/3988-105-0x0000000000400000-0x0000000000930000-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 1 IoCs

pid	pid_target	Process	procid_target
1052	3972	WerFault.exe	98

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	syncUpd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	syncUpd.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
4596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe
3972	syncUpd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3988	BroomSetup.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 3972	1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe	98
PID 1292 wrote to memory of 3972	1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe	98
PID 1292 wrote to memory of 3972	1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe	98
PID 1292 wrote to memory of 3988	1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe	100
PID 1292 wrote to memory of 3988	1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe	100
PID 1292 wrote to memory of 3988	1292	d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe	100
PID 3988 wrote to memory of 3212	3988	BroomSetup.exe	101
PID 3988 wrote to memory of 3212	3988	BroomSetup.exe	101
PID 3988 wrote to memory of 3212	3988	BroomSetup.exe	101
PID 3212 wrote to memory of 2620	3212	cmd.exe	103
PID 3212 wrote to memory of 2620	3212	cmd.exe	103
PID 3212 wrote to memory of 2620	3212	cmd.exe	103
PID 3212 wrote to memory of 4596	3212	cmd.exe	104
PID 3212 wrote to memory of 4596	3212	cmd.exe	104
PID 3212 wrote to memory of 4596	3212	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe
"C:\Users\Admin\AppData\Local\Temp\d2d505a4944a92388e3ba620b02cab05c49be2be4e30329113d6da493223e5bb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Users\Admin\AppData\Local\Temp\syncUpd.exe
  C:\Users\Admin\AppData\Local\Temp\syncUpd.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:3972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 2000
    3⤵
    - Program crash
    PID:1052
- C:\Users\Admin\AppData\Local\Temp\BroomSetup.exe
  C:\Users\Admin\AppData\Local\Temp\BroomSetup.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3988
- - 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:3212
  - - C:\Windows\SysWOW64\chcp.com
      chcp 1251
      4⤵
      PID:2620
  - - 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:4596

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=3156 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:3
1⤵
PID:2548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3972 -ip 3972
1⤵
PID:648

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=3168 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:4312

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
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

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\BroomSetup.exe

Filesize
1.7MB

MD5
eee5ddcffbed16222cac0a1b4e2e466e

SHA1
28b40c88b8ea50b0782e2bcbb4cc0f411035f3d5

SHA256
2a40e5dccc7526c4982334941c90f95374460e2a816e84e724e98c4d52ae8c54

SHA512
8f88901f3ebd425818db09f268df19ccf8a755603f04e9481bcf02b112a84393f8a900ead77f8f971bfa33fd9fa5636b7494aaee864a0fb04e3273911a4216dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsfF89A.tmp\INetC.dll

Filesize
21KB

MD5
2b342079303895c50af8040a91f30f71

SHA1
b11335e1cb8356d9c337cb89fe81d669a69de17e

SHA256
2d5d89025911e2e273f90f393624be4819641dbee1606de792362e442e54612f

SHA512
550452dadc86ecd205f40668894116790a456fe46e9985d68093d36cf32abf00edecb5c56ff0287464a0e819db7b3cc53926037a116de6c651332a7cc8035d47

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

Filesize
229KB

MD5
eda757c6ae24693068781c06550cb3a6

SHA1
026eff85b267da853dac6cc00866bd1cb1c02c4d

SHA256
748733ef6b3518ec18acbf68a3fa7f43e403738a29a275d6cb2df8e87851c277

SHA512
36d171794fa540ecd6112dc1c8f1f393be60af9a1bb8da9e0e64363c390f3c68d370df569738192cfba09361d60e89bac219f0802a5a7c1670c86801c1742060

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

Filesize
128B

MD5
11bb3db51f701d4e42d3287f71a6a43e

SHA1
63a4ee82223be6a62d04bdfe40ef8ba91ae49a86

SHA256
6be22058abfb22b40a42fb003f86b89e204a83024c03eb82cd53e2a0a047c331

SHA512
907ad2c070cc1db89f43459a94d7f48985d939d749c9648b78572a266f0d3fde47813a129e9151dbf4a7d96d36f588172f57c88b8b947b56ed818d7d068abab2

Download Submit
memory/1292-20-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/3972-26-0x0000000000400000-0x0000000001F10000-memory.dmp

Filesize
27.1MB

Download
memory/3972-30-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3972-81-0x0000000000400000-0x0000000001F10000-memory.dmp

Filesize
27.1MB

Download
memory/3972-25-0x0000000003B30000-0x0000000003B57000-memory.dmp

Filesize
156KB

Download
memory/3972-24-0x0000000002090000-0x0000000002190000-memory.dmp

Filesize
1024KB

Download
memory/3972-131-0x0000000000400000-0x0000000001F10000-memory.dmp

Filesize
27.1MB

Download
memory/3988-22-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/3988-105-0x0000000000400000-0x0000000000930000-memory.dmp

Filesize
5.2MB

Download
memory/3988-21-0x0000000000400000-0x0000000000930000-memory.dmp

Filesize
5.2MB

Download
memory/3988-134-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download