73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
289s
max time network
303s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
20/02/2024, 12:23

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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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
452	b2e.exe
2328	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1812-8-0x0000000000400000-0x000000000393A000-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 1812 wrote to memory of 452	1812	batexe.exe	83
PID 1812 wrote to memory of 452	1812	batexe.exe	83
PID 1812 wrote to memory of 452	1812	batexe.exe	83
PID 452 wrote to memory of 1188	452	b2e.exe	84
PID 452 wrote to memory of 1188	452	b2e.exe	84
PID 452 wrote to memory of 1188	452	b2e.exe	84
PID 1188 wrote to memory of 2328	1188	cmd.exe	87
PID 1188 wrote to memory of 2328	1188	cmd.exe	87

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:1812
- C:\Users\Admin\AppData\Local\Temp\9AD8.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9AD8.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9AD8.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:452
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A1DD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1188
  - - 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:2328

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\9AD8.tmp\b2e.exe

Filesize
7.2MB

MD5
7cc1fb3b1bb6c3738420eb4597e17a3d

SHA1
9bdee1a510db7030127fab7e4b84099bb0b6d30d

SHA256
9fecf323a4f5740c7e511e36cb75c34b5442d1dd3b1b3f9538bc2aa4416913f3

SHA512
00404d811382bcbe0377828ab1bd9c5fefb431c3820f2c1ddef2bd09c856d21fad51b091627af7e05464271998176d66169bc5f3ff6514b736693e27ce87c6dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\9AD8.tmp\b2e.exe

Filesize
3.1MB

MD5
bca8c467df66fcb86bc5fd5254816917

SHA1
7e630f497e0f72ed5a6812698ff171ca638f174c

SHA256
cb6746e6dfe3139ec13e762f76e663fa06192d24b0054a384248566d2804c3ab

SHA512
ed1a714e39f36e26eb6b7ff92beb51b5cd6a0440f8ecaf19edc6960b9f015496924080513c4c123adccc075b9c5fa223f5cf2b365a17b8048ed3c50474a99eb1

Download Submit
C:\Users\Admin\AppData\Local\Temp\9AD8.tmp\b2e.exe

Filesize
7.3MB

MD5
5ac57302fc2ff821ac9d75337f0bb051

SHA1
5120cb6c699ae6a141156e54691bbd9de37f2007

SHA256
b9c4470e7f66310e73051255bf3284aefcd23644acea6dd220d4082669ac9089

SHA512
c0cfdd74a503762426db80f83dabe390ed7273d4b2eb485a75605fd75b3448501518298168e2ee2ccac9d4ca48636f85a034102663838c0698048a73e9f62352

Download Submit
C:\Users\Admin\AppData\Local\Temp\A1DD.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
2.1MB

MD5
35d4a2b508189bf6d5a295abdaf4f4d3

SHA1
4b5d11edbec4f6f8a6a24e8ff490030cc7cdb642

SHA256
b711ee596f725d44e18faa98c84ca1a61b900b239f333fa20fb087b2e75df8c3

SHA512
8a92e0e830809e6e932ce2a314cf6b23ee14265c1b902204e84909b87232232a7a1f4120c1396029abeeaed88300e790bf7e73036fbb0d87d1a69e4fd4798087

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

Filesize
2.0MB

MD5
5ec13eb34ed392073583d50ec51c0481

SHA1
c2d38393af5af9d1e14e12b0fcfe73b48127f217

SHA256
12070a49b3ee218e79e06af3f38c3d9c47559962369d1fab4181f55dc3315ae1

SHA512
0d7b4d683edd9dbe864b3a064f8cb6985b1bffe9ff2faf376d9e2b307ffae20b44ac0814dd1289323da73e262c39ed9d64bdf085a6e698a2605fa6b8d8963bf5

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

Filesize
1.9MB

MD5
952cf9c1c9be72c2375e13cf518f1eb8

SHA1
12e133ab6e333726ca2b047d8b0f44db463ff0de

SHA256
1d21d4eff55eb52c29c48cbd3f68942f53b5d7f9b84cd2e5c100d2b792417c19

SHA512
c4ccb8985b9a81e03624f1fc4326ed696a16418754aeb55435e98cd9ccb42b55c7207c082803da5b145fdb68108e53bd0b9946e6b8380a58e0306f79da590631

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/452-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/452-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1812-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2328-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2328-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-46-0x000000005EC90000-0x000000005ED28000-memory.dmp

Filesize
608KB

Download
memory/2328-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2328-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2328-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download