arkei | ba57961b45dd5c9e72197ce0c81b3ecb1dc4b51295790fa0b73822291217bede

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-07-2024 22:24

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General

Target

E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe
Size

288KB
MD5

cf7cb7a8070ac0ef36c77a03b5633cd0
SHA1

b4dd503ca58eb28a68e211ed625e190242a89d6c
SHA256

ba57961b45dd5c9e72197ce0c81b3ecb1dc4b51295790fa0b73822291217bede
SHA512

8f3ae92fe3439df011f63e3e1fbd4c5588fca15854a8f00b3f7c35d3de6851a6bd1fa7f6f4872cffaee1edc853d621211576e753a3c75e1369e5640a30b2ae5c
SSDEEP

3072:Tgaq4w5DZjczpico2kC1covqOHjYEb12JjkPBc5bzIEi2l6GCH:XP+jPcrkC1coSOVbIJjAYJtp

Score

10^/10

arkei default aspackv2 discovery stealer

Malware Config

Extracted

Family

arkei

Botnet

Default

coin-file-file-19.com/tratata.php

Signatures

Arkei
Arkei is an infostealer written in C++.
stealer arkei

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x0009000000012119-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1712	xfrGQp.exe

Loads dropped DLL 2 IoCs

pid	Process
2220	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe
2220	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	xfrGQp.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	xfrGQp.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	xfrGQp.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	xfrGQp.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	xfrGQp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	xfrGQp.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xfrGQp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 1712	2220	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe	30
PID 2220 wrote to memory of 1712	2220	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe	30
PID 2220 wrote to memory of 1712	2220	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe	30
PID 2220 wrote to memory of 1712	2220	E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe	30
PID 1712 wrote to memory of 2680	1712	xfrGQp.exe	32
PID 1712 wrote to memory of 2680	1712	xfrGQp.exe	32
PID 1712 wrote to memory of 2680	1712	xfrGQp.exe	32
PID 1712 wrote to memory of 2680	1712	xfrGQp.exe	32

C:\Users\Admin\AppData\Local\Temp\E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe
"C:\Users\Admin\AppData\Local\Temp\E39ACBAEA47D5592A42E21A71316CA040F0D262384F158F2FA5A07AE004EEBA9.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\xfrGQp.exe
  C:\Users\Admin\AppData\Local\Temp\xfrGQp.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\0a0f6380.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\0a0f6380.bat

Filesize
187B

MD5
16fd775010bbed21729c6b6c0aec5ef5

SHA1
13fe3c9f9a9127c3e69e4cead946b7ac24dec6a6

SHA256
13a82790e195a170535c14984151db89fe0780c9d7da568be9bc3f3fc726dcb2

SHA512
b4d79e68528a542151a597d77a58867099dc69cb3852242351fd6eb8d411b076b25ae7305fc70154ca0345f16a26e349e4de8a559ca877262dbda87c77ccdddc

Download Submit
C:\Users\Admin\AppData\Local\Temp\3D6F2770.exe

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\3D6F2770.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/1712-56-0x00000000013E0000-0x00000000013E9000-memory.dmp

Filesize
36KB

Download
memory/2220-3-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2220-33-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download
memory/2220-34-0x0000000000220000-0x000000000023F000-memory.dmp

Filesize
124KB

Download
memory/2220-35-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2220-9-0x00000000013E0000-0x00000000013E9000-memory.dmp

Filesize
36KB

Download
memory/2220-4-0x00000000013E0000-0x00000000013E9000-memory.dmp

Filesize
36KB

Download
memory/2220-59-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2220-60-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download