73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18-02-2024 18:18

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
1168	b2e.exe
3100	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3100	cpuminer-sse2.exe
3100	cpuminer-sse2.exe
3100	cpuminer-sse2.exe
3100	cpuminer-sse2.exe
3100	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/884-9-0x0000000000400000-0x000000000393A000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 1168	884	batexe.exe	84
PID 884 wrote to memory of 1168	884	batexe.exe	84
PID 884 wrote to memory of 1168	884	batexe.exe	84
PID 1168 wrote to memory of 3512	1168	b2e.exe	85
PID 1168 wrote to memory of 3512	1168	b2e.exe	85
PID 1168 wrote to memory of 3512	1168	b2e.exe	85
PID 3512 wrote to memory of 3100	3512	cmd.exe	88
PID 3512 wrote to memory of 3100	3512	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:884
- C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9451.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3512
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:3100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe

Filesize
2.8MB

MD5
d375301499652b5c19adcfa2d134852f

SHA1
c45673f89a0a34c71007d5dccc112a88d4208aec

SHA256
3004c4e69056ada90135f415710df83ca6b8ed75a4198215d54923b70edba32a

SHA512
d1b5fbf202ab713525dcffd504150f603016857ca15f7b763ebd026a7af311de1009ccd604b84508cc500697781e02106e42013bc2d01cc8274244927ce38919

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe

Filesize
3.2MB

MD5
35d614acc52ac1f063676559357ef3a0

SHA1
38bb0f406b81b4c032d7958594010287638ecd96

SHA256
397dbf36993a3df62c00ff4c243d4fa121db1cedc849f2463fde7f4b6b8005d0

SHA512
0c20d72bef049a19448ff7864f4f57a113dcbaff81dad6c45b4073cddfb9e719f5053242d98d312263a7bec791a002f26c62a24b83fc755a5ee1f47a7f8427fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe

Filesize
4.0MB

MD5
61ea0fee94bdec381a28d5a7ef62720f

SHA1
b8688264cb7220151f425b363414d614574561e3

SHA256
166ebfafebd8c644d638123ece63e85a0fc34e6648779cab587d395061939cd9

SHA512
08b2a7ef27097f4e81259e4953c460457769898b78e99045ad33061505c1b53a1b8251a2d2d19ef1b1f3eaad8daa44ae29664f84f812d0aba08c79360b7eb17d

Download Submit
C:\Users\Admin\AppData\Local\Temp\9451.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.2MB

MD5
b465230cf79fcd815a31dad053d1dbe1

SHA1
f1bf5606ba3d1bb49d9437b5ba489fd9e8614ace

SHA256
cd616032256b5c1fdad92cf551a04c9f8fb9292262b19af72c1d8406b8baf865

SHA512
b832fcdf586c0afad6f0fc7dd315ba3ae05d3e49ca730ddba0ac463620afd44215a3e2d3f906de41e4448dd91610b13633148048819156aa27a4ee3155d3e9bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.4MB

MD5
2ef40d5c3b964c66392be6a3db51bf84

SHA1
391a644aa11504129db4b42007b054f2c3bf5414

SHA256
0ef835e2576ba8fbfcd733a66284579607cc8dafdc2b26fe3c0091dc66d8e707

SHA512
0b568c8b5ef88af49c00801cd5eaf3e7262367d2a3356f1a685d36e3c1dff63babb5dd049d5a1e7fbe214cab35e6f271d0a105e073a1fb2c281bb5c0279b7107

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.0MB

MD5
fb5f19e53e32214e119d0f270edb1aff

SHA1
e75d1fa063839d2cfeda3ea8a1acbf9df7df5781

SHA256
6dbdb3c9fda234ef1b166d9ac9c705c69200dfbf9dd2bfa8e1e7fe9ef6175efd

SHA512
63956757b1aa2d95c1dbe0a058236392f6adc18504bbd628e6391280a648e6c301baf2f3e2faed4326d0cd7ce29fb4bbd924cbe85257b77d11f4a5eb2be9a4d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
960KB

MD5
f3707fd5b389e53285dfb3815a4785b8

SHA1
788b2ac7be4acb28e804021893e11cdd44ee0784

SHA256
f7ef0e3e60989fac5636e6e5a018b730b403b75889125b56c4d07d6279e94c94

SHA512
f11d8577758db08f597987f525b4fc4c8c3f5181255f89281300968dc90fe4b298c322e3f531f768cd5014d116bb7161365c9d3fbaa76ab835405d8a1e231f26

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
832KB

MD5
2bfa2b9803bf342837d2cfe9b2b57f64

SHA1
e89eec3559c4904ce523943fed97f3fa2534ab39

SHA256
38710a4ce8976e3e452fe43563f28f9a8259165fd68ca94f5d64f5f4a299b6ab

SHA512
d099f07ca1cb598bdd6f563d917fe3ddcf3f6f37b589f68da987426e416492acf3dbfb2e18387d9afb168308d55c9acfb568c3d31735ab307fc070ff4da93793

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/884-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1168-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1168-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3100-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-46-0x000000006FEB0000-0x000000006FF48000-memory.dmp

Filesize
608KB

Download
memory/3100-47-0x0000000000E70000-0x0000000002725000-memory.dmp

Filesize
24.7MB

Download
memory/3100-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3100-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3100-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3100-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download