e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738

Analysis

max time kernel
150s
max time network
183s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 10:55

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General

Target

e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe
Size

2.9MB
MD5

367a5e4b397dfcc8d78002d1f7d943be
SHA1

901fe31cb2faa2e348d476be3219e880db5b40b9
SHA256

e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738
SHA512

40b814542dd05c6cf736fa9a185e51c8db08047bb71f1f4615c15aacce07c2c895acf5f830868e3a34cba093b9367b4b09272ff63ab0b0c6934d3db6e4953280
SSDEEP

49152:0G1NlZF0bKU+j/M+moqStjSA2pCgOXp9rwBoEM6MBhKZ31CyG5/OVJA+vYgoKTHl:p1TZFGKtjSARgYp9jDrM30OU+qKTbayx

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
1376	is-EJLO4.tmp
2508	OSJMount.exe
2536	OSJMount.exe

Loads dropped DLL 5 IoCs

pid	Process
3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe
1376	is-EJLO4.tmp
1376	is-EJLO4.tmp
1376	is-EJLO4.tmp
1376	is-EJLO4.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	51.159.66.125

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\OSJMount\unins000.dat	is-EJLO4.tmp
File created	C:\Program Files (x86)\OSJMount\is-VQ116.tmp	is-EJLO4.tmp
File opened for modification	C:\Program Files (x86)\OSJMount\unins000.dat	is-EJLO4.tmp
File opened for modification	C:\Program Files (x86)\OSJMount\OSJMount.exe	is-EJLO4.tmp
File created	C:\Program Files (x86)\OSJMount\is-4O3IO.tmp	is-EJLO4.tmp
File created	C:\Program Files (x86)\OSJMount\is-3NRO5.tmp	is-EJLO4.tmp
File created	C:\Program Files (x86)\OSJMount\is-RUG5G.tmp	is-EJLO4.tmp
File created	C:\Program Files (x86)\OSJMount\is-P183D.tmp	is-EJLO4.tmp
File created	C:\Program Files (x86)\OSJMount\is-PTBVB.tmp	is-EJLO4.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs net.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 3036 wrote to memory of 1376	3036	e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe	28
PID 1376 wrote to memory of 2076	1376	is-EJLO4.tmp	29
PID 1376 wrote to memory of 2076	1376	is-EJLO4.tmp	29
PID 1376 wrote to memory of 2076	1376	is-EJLO4.tmp	29
PID 1376 wrote to memory of 2076	1376	is-EJLO4.tmp	29
PID 1376 wrote to memory of 2508	1376	is-EJLO4.tmp	31
PID 1376 wrote to memory of 2508	1376	is-EJLO4.tmp	31
PID 1376 wrote to memory of 2508	1376	is-EJLO4.tmp	31
PID 1376 wrote to memory of 2508	1376	is-EJLO4.tmp	31
PID 2076 wrote to memory of 2660	2076	net.exe	32
PID 2076 wrote to memory of 2660	2076	net.exe	32
PID 2076 wrote to memory of 2660	2076	net.exe	32
PID 2076 wrote to memory of 2660	2076	net.exe	32
PID 1376 wrote to memory of 2536	1376	is-EJLO4.tmp	35
PID 1376 wrote to memory of 2536	1376	is-EJLO4.tmp	35
PID 1376 wrote to memory of 2536	1376	is-EJLO4.tmp	35
PID 1376 wrote to memory of 2536	1376	is-EJLO4.tmp	35

C:\Users\Admin\AppData\Local\Temp\e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe
"C:\Users\Admin\AppData\Local\Temp\e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Local\Temp\is-H6PB3.tmp\is-EJLO4.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-H6PB3.tmp\is-EJLO4.tmp" /SL4 $400E2 "C:\Users\Admin\AppData\Local\Temp\e0d5708934e37f4fd904680a73c478f28be42095e0e79f9b5f6d454092bb3738.exe" 2843335 52224
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1376
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 27
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2076
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 27
      4⤵
      PID:2660
- - C:\Program Files (x86)\OSJMount\OSJMount.exe
    "C:\Program Files (x86)\OSJMount\OSJMount.exe" -i
    3⤵
    - Executes dropped EXE
    PID:2508
- - C:\Program Files (x86)\OSJMount\OSJMount.exe
    "C:\Program Files (x86)\OSJMount\OSJMount.exe" -s
    3⤵
    - Executes dropped EXE
    PID:2536

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:\Program Files (x86)\OSJMount\OSJMount.exe

Filesize
2.2MB

MD5
36984137bc2faa0dc95a3eab9d14c30e

SHA1
95ca8f44a3c9ef03d295fbabb08a370cffd743a5

SHA256
123a6da64a3e7b232c2bf93716f02e41ef8f404eb22f714ed71a395b9e4ebf48

SHA512
a069aeb81c05e76cb354a134ed983d6debc4c00fc2c5d42a402714b513cef890abc5559518220287cf3aab3f77fd32d5b855d9d29505d25083ef409c0c65e6fa

Download Submit
C:\Program Files (x86)\OSJMount\OSJMount.exe

Filesize
2.2MB

MD5
36984137bc2faa0dc95a3eab9d14c30e

SHA1
95ca8f44a3c9ef03d295fbabb08a370cffd743a5

SHA256
123a6da64a3e7b232c2bf93716f02e41ef8f404eb22f714ed71a395b9e4ebf48

SHA512
a069aeb81c05e76cb354a134ed983d6debc4c00fc2c5d42a402714b513cef890abc5559518220287cf3aab3f77fd32d5b855d9d29505d25083ef409c0c65e6fa

Download Submit
C:\Program Files (x86)\OSJMount\OSJMount.exe

Filesize
2.2MB

MD5
36984137bc2faa0dc95a3eab9d14c30e

SHA1
95ca8f44a3c9ef03d295fbabb08a370cffd743a5

SHA256
123a6da64a3e7b232c2bf93716f02e41ef8f404eb22f714ed71a395b9e4ebf48

SHA512
a069aeb81c05e76cb354a134ed983d6debc4c00fc2c5d42a402714b513cef890abc5559518220287cf3aab3f77fd32d5b855d9d29505d25083ef409c0c65e6fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-H6PB3.tmp\is-EJLO4.tmp

Filesize
652KB

MD5
f1b5055e1e80bf52a48683f85f9298ef

SHA1
26976cc0c690693084466d185c5e84da9870a778

SHA256
0b6381a1fc1ebc6594804042c8bf1ccfac7a9328bba3d3a487e571cbee298e50

SHA512
01290db6ac4dedb15d20fdc80a112b34cbce5c381c8fd262633c662e7927b314bca8063ad6109331d57feb50ed4045c05a7235347bb29edf401f9f867e9237ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-H6PB3.tmp\is-EJLO4.tmp

Filesize
652KB

MD5
f1b5055e1e80bf52a48683f85f9298ef

SHA1
26976cc0c690693084466d185c5e84da9870a778

SHA256
0b6381a1fc1ebc6594804042c8bf1ccfac7a9328bba3d3a487e571cbee298e50

SHA512
01290db6ac4dedb15d20fdc80a112b34cbce5c381c8fd262633c662e7927b314bca8063ad6109331d57feb50ed4045c05a7235347bb29edf401f9f867e9237ef

Download Submit
\Program Files (x86)\OSJMount\OSJMount.exe

Filesize
2.2MB

MD5
36984137bc2faa0dc95a3eab9d14c30e

SHA1
95ca8f44a3c9ef03d295fbabb08a370cffd743a5

SHA256
123a6da64a3e7b232c2bf93716f02e41ef8f404eb22f714ed71a395b9e4ebf48

SHA512
a069aeb81c05e76cb354a134ed983d6debc4c00fc2c5d42a402714b513cef890abc5559518220287cf3aab3f77fd32d5b855d9d29505d25083ef409c0c65e6fa

Download Submit
\Users\Admin\AppData\Local\Temp\is-H6PB3.tmp\is-EJLO4.tmp

Filesize
652KB

MD5
f1b5055e1e80bf52a48683f85f9298ef

SHA1
26976cc0c690693084466d185c5e84da9870a778

SHA256
0b6381a1fc1ebc6594804042c8bf1ccfac7a9328bba3d3a487e571cbee298e50

SHA512
01290db6ac4dedb15d20fdc80a112b34cbce5c381c8fd262633c662e7927b314bca8063ad6109331d57feb50ed4045c05a7235347bb29edf401f9f867e9237ef

Download Submit
\Users\Admin\AppData\Local\Temp\is-SA5TT.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-SA5TT.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-SA5TT.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1376-48-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/1376-37-0x0000000003930000-0x0000000003B6C000-memory.dmp

Filesize
2.2MB

Download
memory/1376-50-0x0000000003930000-0x0000000003B6C000-memory.dmp

Filesize
2.2MB

Download
memory/1376-53-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1376-8-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2508-40-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2508-44-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2508-43-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2508-39-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-69-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-72-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-51-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-46-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-57-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-60-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-63-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-66-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-100-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-96-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-75-0x0000000002090000-0x00000000020D9000-memory.dmp

Filesize
292KB

Download
memory/2536-76-0x0000000002090000-0x00000000020D9000-memory.dmp

Filesize
292KB

Download
memory/2536-80-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-83-0x0000000002090000-0x00000000020D9000-memory.dmp

Filesize
292KB

Download
memory/2536-84-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-87-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-90-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/2536-93-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/3036-47-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3036-1-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download