c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2

General

Target

c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe
Size

210KB
MD5

dc49b618cc414c7bb8eb51d83cff719d
SHA1

47c7bb2c52be285a9f764a0478d86479c635fe3d
SHA256

c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2
SHA512

b11385906a482fdd923a0f788190ca6b164964aec86d7db068f2978d64bbab301884c81820542520b9e9b3dc280373892f5e3091de565940fdd172bab8c032ad
SSDEEP

6144:uVtV0QPQCnSQsTEWYChnUnPJuHC3vcWY:ubVQk1wnGACvc

Score

9^/10

Malware Config

Signatures

Detects executables containing base64 encoded User Agent 2 IoCs

resource	yara_rule
behavioral1/memory/2528-27-0x0000000010000000-0x0000000010054000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/2528-29-0x0000000010000000-0x0000000010054000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Deletes itself 1 IoCs

pid	Process
2156	iamqo.exe

Executes dropped EXE 2 IoCs

pid	Process
2156	iamqo.exe
2528	pen.exe

Loads dropped DLL 7 IoCs

pid	Process
2064	cmd.exe
2064	cmd.exe
2156	iamqo.exe
2528	pen.exe
2528	pen.exe
2528	pen.exe
2528	pen.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vicity = "c:\\Program Files\\bkqcr\\pen.exe \"c:\\Program Files\\bkqcr\\penao.dll\",Group"	pen.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\u:	pen.exe
File opened (read-only)	\??\a:	pen.exe
File opened (read-only)	\??\e:	pen.exe
File opened (read-only)	\??\h:	pen.exe
File opened (read-only)	\??\j:	pen.exe
File opened (read-only)	\??\n:	pen.exe
File opened (read-only)	\??\r:	pen.exe
File opened (read-only)	\??\t:	pen.exe
File opened (read-only)	\??\y:	pen.exe
File opened (read-only)	\??\k:	pen.exe
File opened (read-only)	\??\l:	pen.exe
File opened (read-only)	\??\m:	pen.exe
File opened (read-only)	\??\o:	pen.exe
File opened (read-only)	\??\q:	pen.exe
File opened (read-only)	\??\g:	pen.exe
File opened (read-only)	\??\p:	pen.exe
File opened (read-only)	\??\s:	pen.exe
File opened (read-only)	\??\x:	pen.exe
File opened (read-only)	\??\b:	pen.exe
File opened (read-only)	\??\i:	pen.exe
File opened (read-only)	\??\v:	pen.exe
File opened (read-only)	\??\w:	pen.exe
File opened (read-only)	\??\z:	pen.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	pen.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\bkqcr	iamqo.exe
File created	\??\c:\Program Files\bkqcr\penao.dll	iamqo.exe
File created	\??\c:\Program Files\bkqcr\pen.exe	iamqo.exe
File opened for modification	\??\c:\Program Files\bkqcr\pen.exe	iamqo.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	pen.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	pen.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3056	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2528	pen.exe
2528	pen.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	pen.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2956	c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe
2156	iamqo.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2064	2956	c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe	28
PID 2956 wrote to memory of 2064	2956	c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe	28
PID 2956 wrote to memory of 2064	2956	c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe	28
PID 2956 wrote to memory of 2064	2956	c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe	28
PID 2064 wrote to memory of 3056	2064	cmd.exe	30
PID 2064 wrote to memory of 3056	2064	cmd.exe	30
PID 2064 wrote to memory of 3056	2064	cmd.exe	30
PID 2064 wrote to memory of 3056	2064	cmd.exe	30
PID 2064 wrote to memory of 2156	2064	cmd.exe	31
PID 2064 wrote to memory of 2156	2064	cmd.exe	31
PID 2064 wrote to memory of 2156	2064	cmd.exe	31
PID 2064 wrote to memory of 2156	2064	cmd.exe	31
PID 2156 wrote to memory of 2528	2156	iamqo.exe	32
PID 2156 wrote to memory of 2528	2156	iamqo.exe	32
PID 2156 wrote to memory of 2528	2156	iamqo.exe	32
PID 2156 wrote to memory of 2528	2156	iamqo.exe	32

C:\Users\Admin\AppData\Local\Temp\c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe
"C:\Users\Admin\AppData\Local\Temp\c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\iamqo.exe "C:\Users\Admin\AppData\Local\Temp\c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:3056
- - C:\Users\Admin\AppData\Local\Temp\iamqo.exe
    C:\Users\Admin\AppData\Local\Temp\\iamqo.exe "C:\Users\Admin\AppData\Local\Temp\c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Program Files directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2156
  - - \??\c:\Program Files\bkqcr\pen.exe
      "c:\Program Files\bkqcr\pen.exe" "c:\Program Files\bkqcr\penao.dll",Group C:\Users\Admin\AppData\Local\Temp\iamqo.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\Program Files\bkqcr\penao.dll

Filesize
148KB

MD5
08978c1b7c915768fdbe0f39fdcb01aa

SHA1
b123b2bff91ff50f68c36992fbbc765a78b13004

SHA256
87424b626bc0e4ffbfaa904db6bbc378eee18f5f4331178d1fdcaddb73414871

SHA512
3cf2aeac77cc46dad762df15c8e559541cb4e1bcdd2ed2290816fbcdc4c0f58bc9a833b8e20a286506018477928f554d24942c1b279ee1e02c7b9694ac975ca3

Download Submit
\Program Files\bkqcr\pen.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Users\Admin\AppData\Local\Temp\iamqo.exe

Filesize
210KB

MD5
13103a8b43adfcb57ccbb9555515e1b6

SHA1
1b614a2538339c240e038d1b47a6722d2deecac2

SHA256
f274acc21c07d9997d3b8ef2dec88dbf76d654ec52151ae34c93a5291b33a1a0

SHA512
10f09a6c786e6ee9531e843c703cbc6ce3587e1a2cc51d6a8e6c4dee07c5c747f1b0c288613326058dbe4b67ea1e36989c5c8c7f30490116760286d802626405

Download Submit
memory/2064-5-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2064-7-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2156-9-0x0000000000400000-0x0000000000479D2E-memory.dmp

Filesize
487KB

Download
memory/2156-15-0x0000000000400000-0x0000000000479D2E-memory.dmp

Filesize
487KB

Download
memory/2528-22-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2528-24-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2528-25-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2528-27-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2528-29-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2956-0-0x0000000000400000-0x0000000000479D2E-memory.dmp

Filesize
487KB

Download
memory/2956-2-0x0000000000400000-0x0000000000479D2E-memory.dmp

Filesize
487KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads