73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
301s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
24-02-2024 13:36

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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-1-5-21-1414748551-1520717498-2956787782-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1414748551-1520717498-2956787782-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
888	b2e.exe
3336	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4944-9-0x0000000000400000-0x000000000393A000-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 4944 wrote to memory of 888	4944	batexe.exe	88
PID 4944 wrote to memory of 888	4944	batexe.exe	88
PID 4944 wrote to memory of 888	4944	batexe.exe	88
PID 888 wrote to memory of 728	888	b2e.exe	89
PID 888 wrote to memory of 728	888	b2e.exe	89
PID 888 wrote to memory of 728	888	b2e.exe	89
PID 728 wrote to memory of 3336	728	cmd.exe	92
PID 728 wrote to memory of 3336	728	cmd.exe	92

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:4944
- C:\Users\Admin\AppData\Local\Temp\DE4A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\DE4A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\DE4A.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:888
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\E88B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:728
  - - 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:3336

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\DE4A.tmp\b2e.exe

Filesize
16.8MB

MD5
47c5b139dd5573b3ce31d21438d1d2bd

SHA1
2c0990ea88be29dc98959b727f68d13b23e85269

SHA256
756a452a0417561909f7e0c762b3ca53d3f80d1ba57d018eff0d5116d5aebfbe

SHA512
a34c1b3f0522ecf32253c4b92b4847fce94f7688983e81362d4b77d3de45d8e230ff44115ec8bb433c2f59e66fb7459954653fef97552e1b50d659174398dc01

Download Submit
C:\Users\Admin\AppData\Local\Temp\DE4A.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\DE4A.tmp\b2e.exe

Filesize
64KB

MD5
3e63d8d147aec3c4d5e3e08d79395350

SHA1
633cc399218c2915b895a83bda89bce9f37e39dc

SHA256
39cc053a2dc8074a4530b02f00bd8bb723e52196224d978d9aad3b0f75740320

SHA512
545308057e5ea490e55f5bdd7fbec20fd954f847cae6f60460a4b135bf76c4c8502d922768d8e3a96d29d4c3a513b91ebc40bcaf5395de2c50d4368fd46fc536

Download Submit
C:\Users\Admin\AppData\Local\Temp\E88B.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
1.6MB

MD5
51a57c612d315cd4202df8e75c1013da

SHA1
e58bc6db0f4c9dd680e300cdc660210316ebcf19

SHA256
7652861f498ad81f347beb2197d0ecd193ddf5645d018e533e840c0765b22b8f

SHA512
cb9b55ca097de0bbec9360f7450cceee0d7c307feb81f59ef0b6caada1cf2862d494a52e3c8eb33a8d894be076298433dbe83ff936feea953c560accfcadb675

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
2.0MB

MD5
5ec13eb34ed392073583d50ec51c0481

SHA1
c2d38393af5af9d1e14e12b0fcfe73b48127f217

SHA256
12070a49b3ee218e79e06af3f38c3d9c47559962369d1fab4181f55dc3315ae1

SHA512
0d7b4d683edd9dbe864b3a064f8cb6985b1bffe9ff2faf376d9e2b307ffae20b44ac0814dd1289323da73e262c39ed9d64bdf085a6e698a2605fa6b8d8963bf5

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

Filesize
2.0MB

MD5
d75431656d5827a3d3062d7defc86f09

SHA1
14359a87695d4078bea3ac1ffe929557a8bb56fb

SHA256
79ed3ff4c2dc2a5ac4a2365f63ebb74db1a3ac5575e4d6981c4fd1d4cc4e138a

SHA512
6fceb3db4aed0ba73e4aa3929fef854b7468799b644c8c617b8130b870f735ad8055f6f2cd6c0b1ac7cc57d402cd725b4c79f145b53fe9404b672ef3b3bf5212

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

Filesize
1.7MB

MD5
3ed6fb6c61b625b207ad162a85094ca1

SHA1
2ab21ff9ff7d712a372eb0ae692c31c990c2ffaf

SHA256
9df7f07a18261b766c13844410806fd8b8de8f141532a33178fe00e68a905c75

SHA512
f8823d1259445959719e158ab55fa0bb4ff13c3cb14bf828ff143054b73a634f1a12673322a0f3a49b094daf01f606ebd0fef4b013014193e80bb19dadad6671

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/888-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/888-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3336-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-45-0x0000000055A70000-0x0000000055B08000-memory.dmp

Filesize
608KB

Download
memory/3336-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3336-47-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/3336-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3336-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download