687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d

General

Target

687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Size

78KB
MD5

c8d8866289e5ab803a53d2b2c527938d
SHA1

d4571d31eb108430336eeb565f16e56d57a31d18
SHA256

687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d
SHA512

a739d2997c455a06a88243f15a24d257b9ed1c75eeb66b2de69149839c1335b73335942b056ef69ef2b4e695b78f9fe102715454a43358825d64c12c0d577298
SSDEEP

1536:cWV58DXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC6aP9/Ct1IUg:cWV58zSyRxvhTzXPvCbW2UiP9/eg

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2784	tmpB358.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpB358.tmp.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB358.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Token: SeDebugPrivilege	2784	tmpB358.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 2080	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 1832 wrote to memory of 2080	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 1832 wrote to memory of 2080	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 1832 wrote to memory of 2080	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 2080 wrote to memory of 2460	2080	vbc.exe	32
PID 2080 wrote to memory of 2460	2080	vbc.exe	32
PID 2080 wrote to memory of 2460	2080	vbc.exe	32
PID 2080 wrote to memory of 2460	2080	vbc.exe	32
PID 1832 wrote to memory of 2784	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33
PID 1832 wrote to memory of 2784	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33
PID 1832 wrote to memory of 2784	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33
PID 1832 wrote to memory of 2784	1832	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33

C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
"C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\r9-9pffm.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB462.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB461.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2460
- C:\Users\Admin\AppData\Local\Temp\tmpB358.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB358.tmp.exe" C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB462.tmp

Filesize
1KB

MD5
3ff1429332511c0d350de46ba39fa5de

SHA1
36359677c0082b8768cf5125e9dcccf77cc2ede4

SHA256
2e448c6a9365658b22dda564a9b61280f7ad94e37f0eab6eec5a6a14c2c834f8

SHA512
8b4a6a7d9f43b9203c12cdec006c604542d85fbcfbc5980978a9966e6678e5fb9d6a7e5ca7cc002e299ee42932d0b139d964fc3b660c04b50da411e68b7f6521

Download Submit
C:\Users\Admin\AppData\Local\Temp\r9-9pffm.0.vb

Filesize
14KB

MD5
88ffec8585bed3170e23737b93c21520

SHA1
7eb101075b3aa236e65e4822b5d0776827b373d6

SHA256
b5e61d7df61f8304a297f66d526291981ab7353f161382337f0b92d11352e00d

SHA512
98cda62b06e2b427dd47263ca356bac2ee1cb30efa5f14c93ac27e311a992fbf9448aaa88d5b57fc71539a8da7e838cc4c48591d3c84fb426e0c271e35f8f070

Download Submit
C:\Users\Admin\AppData\Local\Temp\r9-9pffm.cmdline

Filesize
266B

MD5
33956c4256cb9cdb61ea2cc82a144982

SHA1
b72d2ed27a0b3eed86bccba7b47f635f7766828d

SHA256
984306f44a1a4b3fdfd5a3fc2f97aee2f251728f59c975b8a8248ceac54cf9e5

SHA512
bc220d1afa9dc130bd2697957aba13863e4daf40ad142d65962bbc717e96663efee0dfe04a311979031d2b52ce3e6f3b6fc47aa1c9f3dc5efb382558be09385a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB358.tmp.exe

Filesize
78KB

MD5
e7e0720f1bb7161fb07e8ee1fc17bb6b

SHA1
3def092f7a83d150e03e95fcad2fde5c6e71858f

SHA256
5ef2038902235e4650dbf8f3717ac49b27b336c7cb3a267ce27a4b508c264f5b

SHA512
dbea0323799459c50ccd55ac3b456ad60e24e4d792d72e9bf9fe0e71b809bbdf7a983115d04732a75f74add03185f597cbf8bfa7408765ead709e263193ded5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB461.tmp

Filesize
660B

MD5
9efa1fb81ec4456db7a3026da4945d12

SHA1
fc3cffb7e045c03081b0da6376923fe9acfe4b7d

SHA256
9d41a0fc96497d1e329ae886ea686c0f1a155f201b449d0c0215b9015103fad5

SHA512
5c31dae5991090542952b1263b514da23bbd743732db5679a9bc206e89215fe58346fd09aabc628669a18147f53ff13bf7a01a124cae941c8bb9d63caf57edb0

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1832-0-0x0000000074D41000-0x0000000074D42000-memory.dmp

Filesize
4KB

Download
memory/1832-1-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/1832-2-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/1832-24-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/2080-8-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/2080-18-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads