73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
311s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14/02/2024, 04:31

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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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4740	b2e.exe
400	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
400	cpuminer-sse2.exe
400	cpuminer-sse2.exe
400	cpuminer-sse2.exe
400	cpuminer-sse2.exe
400	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2128-9-0x0000000000400000-0x000000000393A000-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 2128 wrote to memory of 4740	2128	batexe.exe	85
PID 2128 wrote to memory of 4740	2128	batexe.exe	85
PID 2128 wrote to memory of 4740	2128	batexe.exe	85
PID 4740 wrote to memory of 2304	4740	b2e.exe	86
PID 4740 wrote to memory of 2304	4740	b2e.exe	86
PID 4740 wrote to memory of 2304	4740	b2e.exe	86
PID 2304 wrote to memory of 400	2304	cmd.exe	89
PID 2304 wrote to memory of 400	2304	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:2128
- C:\Users\Admin\AppData\Local\Temp\8085.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8085.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8085.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:4740
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\93EE.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2304
  - - 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:400

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\8085.tmp\b2e.exe

Filesize
10.0MB

MD5
e9a1fe3e0dd0cf3bb370557d79378d1a

SHA1
e9fd96d12911ee480e0316110e354677c5c1daa1

SHA256
1c1bd83360022d6d2642d4321296a8c424faaad3708be13cdefe3933589324b5

SHA512
6d913d103f3cd4dcdd790e4748312f6e9e0f3da2b993ac26f742967f1f802ea2c1a36bd62a5022e6b58ba3dab5792fa9c6f7963d6b7bc2e5889d660ec83af3e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\8085.tmp\b2e.exe

Filesize
822KB

MD5
c2414ef23ef2b050883439bc5d2656cc

SHA1
b8ab814a34ba0a2b244aff435be0a013f06b0e8c

SHA256
f96f848d771c80e906f6b52611163d995c90577d934abf50d8a26836dac7e048

SHA512
d13fd6ac65ec585e9deb6ca16fbad39656a3181eb3e3ce348c764483233a0b4967895591e9600412435bee88fd5069f82e684a750e693dfa54c40a68edb24288

Download Submit
C:\Users\Admin\AppData\Local\Temp\8085.tmp\b2e.exe

Filesize
287KB

MD5
602dff15aefae9daf890633270e89c34

SHA1
f22c80110dd48d731b5b1fd4a85a4dc5514d9d86

SHA256
76973e95b4c629415f0afac2f96ed49c7d0122426cc6affc188b2b1011913e87

SHA512
aca516db62e197ca14baa1a00d84774768607c1cd040ff63d9e663f5c83203fcb3b83deb6943e821710ce271f4e4dc0257254ac0d5d0db85b800ee04d5ddda33

Download Submit
C:\Users\Admin\AppData\Local\Temp\93EE.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
64KB

MD5
42871db599b90c630b2d75268c8b0116

SHA1
fb3a97b9517d4abe248a7c1a0fe0f528f40b29bc

SHA256
80110dd27dac90724987601037bc7d4bccdce1afd95aeffbfd8cacd813b891cb

SHA512
c32a1b46ab54abcaf179759b2aaa5aeec58a353ebe552b09ce1980ab54a9c702ae1e348c2a9c2020f74fa7c7bfb4d4bac78396f76b6bac04227436deca800438

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

Filesize
2.3MB

MD5
fd66ba2ba7e618917ea7604421c3a28d

SHA1
60acc58ad26bf949a1c315f6f1915def309c98b3

SHA256
f30138f4ae52510deb0d849f28444e587e0c05e3e04f66817be502a3e55e8b93

SHA512
ff4f88aa8af4bbf71372838780832de412135cf38270fdfe70021c091c4486ffb9e72098afc25d8a0eb27f89e41ff4dbfe38d962ebc4933698dbb1f3cbc700c6

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
1.8MB

MD5
5bf300f05e7055c35d82bdcef06f2182

SHA1
f0ca25fa5ff9815e985b1f8c7435379f8ea2d52c

SHA256
1b362b976e92e17148cb6b6961861f1684effcb4af8cab7c0788494ad0e67103

SHA512
c37b5790915c01df9df143855c93c59d23d99eb63af5715303095e07a06dc0a541d1e4953c2c9d04cb1e5378472b5bb6322d8ef3356ad3e8bfe221e74cff0aa5

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

Filesize
1.9MB

MD5
6dae19a23bcddcfa9c0357db36e29675

SHA1
de477e7e38af33ba7c143c5e61b2a9403c698ebb

SHA256
30abbd5fc86a50d13b2e4580820ac3705f2c0888199b00d1a634df76e9834f6c

SHA512
8b1ead612904010ffc30c0e3b296b28f6d733ad9d6bedc6e4382b29016c8a74d0078d824656cd897b718f991c0bf55cee6da9470ac535e184b8a8568dad6141c

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

Filesize
1.6MB

MD5
019c997338f6802429536ff3f29f1ff6

SHA1
650ba1206125bbc828c238c8487bf9adbf9fd152

SHA256
04c2c6325b0f8524cf61711ab5e21c22d37845cace31626d6e460009de695a41

SHA512
2aa6136a4d1b69d80b1a649676539c3c45ef78a1cc8e6df2a74f04e91c777ec85a1d760bc9464c1e901d12cd0d59c150444244eb0a8411a403a4d5d13aa6aaf8

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/400-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/400-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/400-46-0x0000000051D90000-0x0000000051E28000-memory.dmp

Filesize
608KB

Download
memory/400-47-0x0000000000E60000-0x0000000002715000-memory.dmp

Filesize
24.7MB

Download
memory/400-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/400-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2128-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4740-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4740-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download